The Pacific Coast of South America has many volcanic mountains and a narrow continental shelf, which is an example of a subduction zone. Subduction zones are a type of tectonic boundary where one tectonic plate is sliding underneath another.
It also leads to the formation of a narrow continental shelf due to the subduction of the plate. The oceanic plate is pushed down and causes the edge of the continent to drop, resulting in a shallow seafloor.
Subduction zones are an example of a convergent plate boundary, where two plates are moving towards each other. Subduction zones form a major part of the global tectonic cycle, helping to drive continental drift and mountain formation.
Know more about volcanic mountains here:
https://brainly.com/question/11954011
#SPJ11
Fill in the blank: ____ is when various geologic materials exposed to the same environmental conditions will weather differently depending on their composition.
Differential weathering is when various geologic materials exposed to the same environmental conditions will weather differently depending on their composition.
Differential weathering refers to the varying rate at which various rocks are broken down by physical and chemical weathering processes. It's due to the fact that different rocks are composed of different minerals, which have different resistance to weathering.
As a result, differential weathering occurs when rocks break down at various rates in the same environment based on their properties.
The term "differential" refers to the idea that rocks deteriorate differently based on their mineralogy and structural features. Differential weathering is due to the chemical weathering of rocks as well as the physical weathering caused by wind, water, and ice.
For more such questions on Differential weathering, click on:
https://brainly.com/question/30175720
#SPJ11
2. how do our oceans help reduce the effects of climate change felt on the land and in the atmosphere?
The ocean's biodiversity also plays a significant role in mitigating the effects of climate change.
Our oceans help reduce the effects of climate change felt on the land and in the atmosphere by absorbing a significant amount of carbon dioxide from the atmosphere. The carbon dioxide reacts with seawater to form carbonic acid. Carbonic acid causes a decrease in the pH of the ocean and can cause ocean acidification.
This process is called carbon sequestration or carbon storage in the ocean. According to researchers, the ocean absorbs up to 25% of the carbon dioxide (CO2) released by human activities, mainly by burning fossil fuels, and helps in reducing the effects of climate change.
The oceans absorb more than 90% of the heat trapped by the increasing concentrations of greenhouse gases in the atmosphere, making the oceans warmer. In this way, the ocean helps regulate the Earth's climate. The ocean is the largest carbon sink on the planet, meaning it stores carbon. Oceans play a crucial role in the Earth's carbon cycle.
As the amount of carbon dioxide in the atmosphere increases, the ocean absorbs more CO2. Carbon dioxide is also dissolved in seawater, resulting in more acidic oceans.
The acidity harms marine organisms and ecosystems. The ocean also supports various species of marine animals and plants, which play a crucial role in regulating the Earth's climate. The marine plants generate oxygen, and the sea creatures consume carbon dioxide during the process of photosynthesis.
Hence, the ocean's biodiversity also plays a significant role in mitigating the effects of climate change.
To know more about climate change refer here:
https://brainly.com/question/28779953#
#SPJ11
weather refers to our day to day temperature here on earth. climate is long term weather for a period of time. we all have different climate. describes the weather.
Weather refers to our day-to-day temperature here on Earth. It is the state of the atmosphere in a specific place at a certain moment.
It is expressed in various ways such as the presence or absence of precipitation, wind speed and direction, temperature, and humidity. The elements of weather are dynamic and constantly changing. The weather pattern of a location varies on a regular basis, ranging from day to day to hour to hour. It is the current state of the atmosphere and can change in a short time.
The weather can be severe, like a storm or tornado, or mild, like a bright sunny day.In contrast, climate is long-term weather for a period of time. It refers to the average weather pattern of a particular region over a long period of time, usually at least thirty years. Climate is defined as the average weather condition of a specific location over a long period of time. Climate can be classified based on average temperature, precipitation, and wind patterns, among other factors.
Therefore, weather is the state of the atmosphere at a given moment in time while climate refers to the average weather pattern of a specific region over a long period of time.
To know more about atmosphere click on below link:
https://brainly.com/question/26767532#
#SPJ11
caloris basin, a huge circular region on mercury surrounded by rings of mountains, appears to have been produced by
Answer:
Caloris basin, a huge circular region on Mercury surrounded by rings of mountains, appears to have been produced by an impact from a large asteroid or comet. This impact is estimated to have occurred about 3.8 billion years ago and was powerful enough to create a basin nearly 1,550 miles (2,500 km) in diameter. The impact also created a series of concentric rings of mountains around the basin, which rise to heights of over 1 mile (1.5 km) above the surrounding terrain. The Caloris basin is one of the largest and most prominent features on Mercury and provides important clues about the planet's geological history.
q1: for approximately how many thousands of years has the earth been in the peak of an interglacial period within the present ice age?
The current interglacial period, which began around 11,700 years ago, is part of the Quaternary Ice Age that has been occurring for the past 2.6 million years.
During this period, the Earth has experienced multiple ice ages with cooler and warmer periods known as glacial and interglacial phases. The present interglacial period, known as the Holocene, has been in the peak of its cycle for about 11,000 years.
During this time, global temperatures have been relatively stable, with sea levels rising and falling as the glaciers advance and retreat. This has enabled human civilizations to flourish and expand.
Despite this, the Earth is still in the Ice Age and the current interglacial period could end at any time, leading to a new glacial phase. The duration of this interglacial period is unknown, but it is likely to last several thousand years more before the next glacial period begins.
Know more about interglacial here
https://brainly.com/question/28311754#
#SPJ11
which of the following is true about ice in precipitation? question 16 options: movement of water molecules between ice and raindrops can make raindrops larger ice is not precipitation, only rain drops are all these are true ice forms when temperatures in clouds are relatively warm, well above freezing
Water molecules moving between ice and raindrops can make raindrops grow in size. Ice is not precipitation, but the opposite is also true for ice in precipitation. Option A is true .
How does precipitation shape?When water vapor condenses into ever-larger water droplets, precipitation occurs in clouds. The drops fall to the ground when they reach a sufficient weight. The water droplets in a cloud may freeze and form ice if the temperature is lower, as it would be at higher altitudes. When the layer of freezing air is so thin, freezing rain occurs when raindrops do not freeze in time to reach the ground. Instead, when raindrops come into contact with a surface, the water freezes, forming an ice coating. Rain, hail, and snow are the most typical forms of precipitation. Raindrops form around tiny cloud condensation nuclei, like a molecule of pollution or a dust particle.
To learn more about precipitation visit:
https://brainly.com/question/18109776
#SPJ1
As the river approaches sea level, the gradient ______.
As the river approaches sea level, the gradient decreases.
The gradient of a river is defined as the slope or steepness of the river. It is usually expressed in terms of the river's elevation changes per unit distance. When a river's gradient is steep, the river flows faster and carries more sediment. As a river flows from its source to its mouth, its gradient decreases.
When a river reaches its mouth, it is at sea level and its gradient is extremely gentle. The gradient of a river determines its erosional power, transport capacity, and deposition capacity. A river's erosional power and transport capacity are determined by its gradient, velocity, and discharge, while its deposition capacity is determined by its velocity and discharge.
Learn more about river gradient at https://brainly.com/question/30491428
#SPJ11
describe how a difference in location, shape of shoreline, and lunar declination likely contributes to the difference in tidal ranges and tidal patterns for these two locations
Location determines the distance from the moon and affects the gravitational pull of the moon's tides. A difference in a location will lead to a difference in tidal range and pattern.
The shape of the shoreline affects the tidal current, which influences the magnitude and timing of high and low tides. A different shape of shoreline will lead to a difference in tidal range and pattern.
Lunar declination is the angle a between the moon and the Earth's equator and affects is the tidal range. A difference in lunar declination will lead to a difference in tidal range and pattern.
For such more question on gravitational:
https://brainly.com/question/14478153
#SPJ11
magma with an initially mafic composition is believed to be generated at most convergent boundaries because of:
Magma with an initially mafic composition is believed to be generated at most convergent boundaries because of the melting of subducted lithosphere.
What is magma?
Magma is the molten rock beneath the earth's surface. Magma, a molten mixture of rock, is heated to temperatures ranging from 700 to 1300 degrees Celsius. It is a fluid mix of minerals, lava, and volcanic ash, among other things. It's difficult to distinguish between lava and magma in terms of their composition, but they're not the same thing.
Lava refers to molten rock that has been released from the earth's surface in a volcanic eruption. In contrast, magma remains beneath the surface, continuously mixing and changing composition.
The kind of magma that is generated at convergent boundaries is dependent on a number of factors, including temperature, pressure, and composition.
The following are the three types of magma: Felsic magma, intermediate magma, and mafic magma.
Mafic magma is high in iron, magnesium, and calcium but low in silica. It's usually a dark color, such as black or dark brown.
The melting of subducted lithosphere is the reason for the development of magma with an initially mafic composition at most convergent boundaries.
To know more about magma, refer here:
https://brainly.com/question/988610
#SPJ11
relative to the fundamental themes of geography, the grand canyon is best described within which of the five themes?
Relative to the fundamental themes of geography, the Grand Canyon is best described within the theme of "physical geography".
The five fundamental themes of geography are Location, Place, Human-Environment Interaction, Movement, and Regions. These themes are used to describe and understand the physical and human aspects of the world around us.
Let's understand how the Grand Canyon is best described within the fundamental themes of geography:
Location: The location of the Grand Canyon is important to its understanding, but it does not fall within this theme.
Place: The Grand Canyon is a unique place, but it does not fall within this theme as well.
Human-Environment Interaction: The Grand Canyon is formed by the Colorado River and various geological processes. Its formation and how humans have interacted with it over time is best described within this theme.
Movement: The Grand Canyon is not particularly relevant to the movement of people, goods, or ideas, so it does not fall within this theme.
Regions: The Grand Canyon is located within the Southwest region of the United States. It is an important part of this region, but does not fall within this theme.
Therefore, we can conclude that the Grand Canyon is best described within the theme of "physical geography". Physical geography is a branch of geography that studies the natural features of the Earth's surface.
The Grand Canyon is a prominent example of physical geography due to its unique geology and the physical processes that have shaped it over millions of years.
To know more about "physical geography" refer here:https://brainly.com/question/17425678
#SPJ11
which rock type most suggests possible deposition by energetic mountain streams? group of answer choices shale conglomerate greywacke well-sorted, quartz-rich sandstone
The rock type that most suggests possible deposition by energetic mountain streams is greywacke.
What's GreywackeGreywacke is a sedimentary rock composed of coarse-grained quartz and feldspar fragments, commonly mixed with clay and silt. It forms when eroded materials are transported by high-energy streams, such as mountain streams, and deposited in a deep-water environment.
It is characterized by sharp angular grains and is usually poorly sorted. Common minerals in greywacke include quartz, feldspar, mica, and accessory minerals like magnetite and tourmaline.
In addition, greywacke is often found with shale, conglomerate, and well-sorted quartz-rich sandstone, which are all sedimentary rocks formed in a similar manner.
Learn more about greywacke at
https://brainly.com/question/28187124
#SPJ11
what biome is most likely to have moderate temperatures that range between 6 degrees celsius and 28 degrees celsius with large amounts of rainfall each month?
The biome that is most likely to have moderate temperatures that range between 6 degrees Celsius and 28 degrees Celsius with large amounts of rainfall each month is the tropical rainforest biome.
What is a tropical rainforest biome?
Tropical rainforests are biomes that are characterized by high rainfall, abundant plant growth, and high biodiversity. Tropical rainforests have a warm and humid climate all year round.
These biomes are found in the equatorial regions of the world. The tropical rainforest biome is home to the largest diversity of species of all biomes. These biomes contain more than half of the world's species of plants and animals.Tropical rainforests are also important carbon sinks, helping to regulate global temperatures by sequestering carbon dioxide from the atmosphere .
How is the temperature of tropical rainforests?
Tropical rainforests have moderate temperatures throughout the year, with average temperatures ranging from 25-27 degrees Celsius (77-81 degrees Fahrenheit). Temperatures typically do not fluctuate greatly in tropical rainforests, remaining relatively constant throughout the year.What is the rainfall amount in tropical rainforests?Tropical rainforests receive high amounts of rainfall throughout the year, with an annual rainfall of between 250 and 400 centimeters (98 and 157 inches). Monthly rainfall can exceed 30 centimeters (12 inches) in some tropical rainforests.
To know more about tropical rainforest biome refer here:
https://brainly.com/question/15340927
#SPJ11
which of the following activities is not used to monitor volcanoes? group of answer choices measuring seismic activity with seismic instruments measuring sulfur dioxide gas emissions measuring changes in heat flow from satellites measuring tilting on the flanks of a volcano all of these are used to monitor volcanoes
None of the listed activities are used to monitor volcanoes.
Seismic instruments measure vibrations in the earth that can indicate an impending eruption, and gas emissions of sulfur dioxide can be used to detect when a volcano is about to become active. Changes in heat flow from satellites and tilting on the flanks of a volcano can also be used to monitor for activity. All of these activities are important for volcanologists to be aware of in order to safely monitor and predict volcanic eruptions.
Seismic activity can be monitored by using sensitive instruments that detect tiny vibrations in the earth, which are caused by movements deep underground. This can indicate if a volcano is becoming active and can give early warnings of an impending eruption. Gas emissions, like sulfur dioxide, can also be used to detect when a volcano is about to become active. The gas can be measured and monitored, and an increase in emissions can indicate the potential for a future eruption.
Additionally, changes in heat flow from satellites can be used to monitor volcanoes. Heat flow is an indication of an active or potentially active volcano. This method can be used to remotely measure the heat coming from a volcano and help scientists to predict future activity. Finally, the flanks of a volcano can be monitored for any tilting, which could indicate an imminent eruption.
For more such questions on Volcano.
https://brainly.com/question/30584712#
#SPJ11
E. Explain ONE challenge a representative might face in connecting with rural constituents as
compared with constituents in urban areas.
Answer:
One challenge a representative might face in connecting with rural constituents as compared with constituents in urban areas is the issue of geographic distance. Rural areas are often more spread out and have lower population densities than urban areas, which can make it more difficult for representatives to physically reach their constituents. This can make it harder for representatives to hold town hall meetings, attend community events, and meet with constituents one-on-one. Additionally, rural areas may have limited access to technology and internet connectivity, which can make it harder for representatives to communicate with their constituents through email, social media, and other digital channels. As a result, representatives may need to be more creative in finding ways to connect with their rural constituents, such as holding virtual town hall meetings or partnering with local organizations to reach out to rural communities.
which of the following best describes why non foliated metamorphic rocks do not show foliation? a. these rocks commonly contain feldspar and hornblende minerals. b. these rocks are made of only one composition. c. these rocks have both mafic and felsic minerals d. these rocks are only made of calcite
B is the ideal response. There are no alternate layers of minerals in non-foliated metamorphic rocks since they are comprised of a single composition. Non-foliated rocks lack the differential stress necessary for foliation, which aligns minerals.
The ideal response is b. Non-foliated metamorphic rocks do not contain alternate layers of minerals because they have a single composition. Differential tension and pressure during metamorphism result in foliation, which causes minerals to align and form discrete layers. Since non-foliated rocks are uniformly composed, foliation is not created since there is no differential tension to cause mineral alignment. For instance, slate and gneiss are foliated rocks, which are formed of numerous different minerals that align to form their distinctive layered structure, but marble is a non-foliated metamorphic rock made up of just one mineral, calcite.
learn more about minerals here:
https://brainly.com/question/18078524
#SPJ4
briefly explain why a permanent temperature inversion (temperature increases with height) occurs throughout stratosphere
A permanent temperature inversion, in which temperature increases with height, occurs throughout the stratosphere because of the presence of ozone in the stratosphere.
The absorption of ultraviolet radiation by ozone causes the stratosphere to be heated. Due to the high temperatures of the stratosphere, the temperature increases with increasing altitude.
Additionally, the stratosphere is relatively dry, with little to no water vapor to absorb or emit heat, contributing to the permanent temperature inversion.
A permanent temperature inversion layer in the stratosphere helps to stabilize the atmosphere and prevent vertical mixing between the stratosphere and the troposphere below. This plays an important role in regulating our climate, as it helps to maintain the atmospheric conditions necessary for life on Earth. By preventing mixing, the temperature inversion layer helps to keep the troposphere cooler and drier than the stratosphere, which can have significant impacts on weather patterns and the overall climate system.
To learn more about the "temperature inversion and stratosphere": https://brainly.com/question/28097222
#SPJ11
the largest portion of fresh water today is located in question 43 options: clouds. ice caps and glaciers. groundwater resources. the major rivers and lakes of the world.
The largest portion of fresh water today is located in ice caps and glaciers.
Freshwater is critical to life and human development, and is a finite resource on our planet. Ice caps and glaciers are the largest portion of freshwater on the planet today, accounting for roughly 68.7% of the planet's freshwater resources.
In a nutshell, ice caps and glaciers are the largest freshwater resources on the planet, accounting for about 68.7 percent of the planet's freshwater resources. Freshwater is crucial to life and human progress, and it is a finite resource on our planet. Therefore, it is important to protect and conserve freshwater resources.
To know more about planet's freshwater click on below link:
https://brainly.com/question/7100725#
#SPJ11
A glacier melting looks like it is sliding back up the hill, and in this stage the glacier is __________.
Answer:
The stage in which a glacier appears to be sliding back up the hill and melting is called "retreating."
A glacier melting looks like it is sliding back up the hill, and in this stage, the glacier is retreating.
A glacier is a large sheet of ice that can move slowly down a mountain or across land due to its weight. When snow and ice melt, the volume of the ice decreases and it becomes lighter. As a result, the glacier slides back up the hill or retreats.
A glacier's movement is caused by a combination of internal deformation and basal sliding, with internal deformation being responsible for the majority of the movement. Glaciers can be found all around the world, and they form over the course of many years, as snow and ice accumulate and compact. They are a natural and important feature of the Earth's climate system.
Learn more about glacier at https://brainly.com/question/6666513
#SPJ11
Two agricultural practices related to each biome
Prairies are the most valuable biome for agriculture in light of the fact that the dirt is by and large profound and fruitful. Very nearly one billion individuals depend on prairies for their occupation or as a food source.
"Arable cultivating" and "Peaceful cultivating" are the two fundamental kinds of agribusiness in light of the accessibility of land. Arable cultivating: This is the development of harvests, for the most part on complement land where the dirt is of more excellent.
Most unmodified prairies are utilized for broad domesticated animal creation, with fire and brushing the essential administration apparatuses.
There are five significant sorts of biomes: amphibian, prairie, timberland, desert, and tundra, however, a portion of these biomes can be additionally partitioned into additional particular classifications, like freshwater, marine, savanna, tropical rainforest, mild rainforest, and taiga. Amphibian biomes incorporate both freshwater and marine biomes.
To learn more about agriculture here
https://brainly.com/question/12568494
#SPJ4
When a stream overflows, sediments are deposited on the valley floor in an area called the __________.
When a stream overflows, sediments are deposited on the valley floor in an area called the floodplain.
What is a floodplain?A floodplain is a low-lying area adjacent to a watercourse that floods when the stream overflows its banks. When water flows from a river, it may extend well beyond its banks and submerge nearby terrain, often resulting in the deposition of sediment. These deposits may develop a broad plain of sediment around the river channel, known as the floodplain. Land features of floodplain.
Some of the features of floodplain are Terrace, Oxbow, lakes, Levees, and Natural vegetation. In conclusion, when a stream overflows, sediments are deposited on the valley floor in an area called the floodplain. Floodplains serve as significant ecological systems for various ecosystems since they support biodiversity, nutrient cycling, and ecological processes like flood control, sediment accumulation, and storage.
Learn more about floodplain here: https://brainly.com/question/1232719
#SPJ11
which major ocean currents are responsible for moving warm tropical waters northward along the east coast and moving cold polar water southward along the west coast of the continental united states?
The two major ocean currents that are responsible for moving warm tropical waters northward along the east coast and moving cold polar water southward along the west coast of the continental United States are: the California Current and the Gulf Stream
The Gulf Stream is a warm and powerful ocean current that flows along the east coast of the United States, beginning in the Gulf of Mexico and extending into the North Atlantic Ocean.
The Gulf Stream is a well-known surface current in the Atlantic Ocean that moves about 3.5 billion cubic feet of seawater per second from the Gulf of Mexico to the Florida Straits, and then up the East Coast of the United States to the Grand Banks near Newfoundland, Canada.
The California Current is a cold ocean current that runs along the western coast of North America, extending from the southern tip of British Columbia in Canada to southern Baja California in Mexico.
For such more question on California:
https://brainly.com/question/30406207
#SPJ11
ABC with coordinates A(1,3),(4,5), and C(5,2), what are the coordinates of ABC after the glide reflection described by T -1,1 R y-axis
Transformation involves changing the coordinates of a shape.
The coordinates of △ABC after the glide transformation are [tex]A'=(0,4), B'=(-3,6) and C' = (-4,3)[/tex]
The coordinates of triangle ABC are given as:
A(1, 3)
B(4, 5)
C(5, 2)
The glide reflection is given as T⟨−1, 1⟩° Ry-axis
So, we start by translating the shape by (x - 1, y + 1).
The coordinate ABC becomes
[tex]A= (1-1,3+1)= (0,2)[/tex]
[tex]B=(4-1,5+1) = (3,6)[/tex]
[tex]C=(5-1,2+1) =(4,3)[/tex]
Next, we reflect the coordinates across the y-axis.
The rule of this reflection is:
[tex](x,y)--- > (-x,y)[/tex]
So, we have:
[tex]A'=(0,4), \\B'=(-3,6), \\C' = (-4,3)[/tex]
A glide reflection is a type of transformation in Euclidean geometry that combines two basic transformations: a translation and a reflection. Specifically, glide reflection involves first translating an object in a particular direction by a fixed distance, and then reflecting the translated object over a line parallel to the direction of the translation.
The result of a glide reflection is a transformation that appears to slide an object along a path while also flipping it over. This type of transformation is sometimes referred to as a "shear" or "sliding" transformation, as it appears to distort the shape of the object being transformed. A glide reflection is an important concept in crystallography, where it is used to describe the symmetries of crystal structures. It is also used in mathematics and physics to model various physical phenomena, such as the behavior of waves and the motion of particles in a magnetic field.
To learn more about Glide reflection visit here:
brainly.com/question/2254222
#SPJ4
Complete Question:
Given △ABC with coordinates A(1, 3), B(4, 5), and C(5, 2), what are the coordinates of △AʹBʹCʹ after the glide reflection described by T⟨−1, 1⟩° Ry-axis?
Deserts are formed by a __________ process as large variations in temperature between day and night put strains on the rocks causing them to break into pieces.
Deserts are formed by a physical weathering process as large variations in temperature between day and night put strains on the rocks causing them to break into pieces.
The physical weathering of rocks is caused by temperature fluctuations in the desert. The rocks heat up during the day and cool down at night, causing them to expand and contract. As a result, the rocks can eventually break apart into small pieces over time. In a desert, there is little vegetation, and the wind can carry the pieces of rock, causing the land to erode and form sand dunes. In areas where there is little rain, the landscape can become arid, which contributes to the formation of a desert. Over time, the desert climate develops, with its distinctive patterns of temperature variation, limited precipitation, and lack of vegetation. Many deserts are found in areas around 30 degrees north or south of the equator, such as the Sahara in Africa and the Mojave in the United States.
Learn more about physical weathering here: https://brainly.com/question/14028628
#SPJ11
which of the following is not a factor cited to explain periodic long-term variations in the climate of the earth? group of answer choices speed of rotation of the earth on its axis tilt of the earth's axis shape of the earth's orbit all are factors. wobble of the earth's axis
The speed of the earth's rotation, the tilt of its axis, the configuration of the earth's orbit, and the wobble of its axis are all mentioned as contributing causes to the periodic long-term oscillations in the Earth's climate.
As a result, none of the answers provided are appropriate for the query.
All of the factors mentioned - speed of rotation of the earth on its axis, tilt of the earth's axis, shape of the earth's orbit, and wobble of the earth's axis - are considered important contributing factors to the periodic long-term variations in the Earth's climate. Therefore, none of the options listed is the correct answer to the question.- speed of rotation of the earth on its axis, tilt of the earth's axis, shape of the earth's orbit, and wobble of the earth's axis - are considered important contributing factors to the periodic long-term variations in the Earth's climate.
learn more about earth's rotation here:
https://brainly.com/question/16455426
#SPJ4
new seafloor rock is continually being formed at mid-ocean ridges and old seafloor rock is continually removed at ocean trenches.if the rock on the continents is continually formed but now removed, how does the age of the oldest rocks on the continents compare with the age of the oldest rocks on the seafloor?
This is because the continents contain rocks that are billions of years old, while the oldest rocks are only about 200 million years old due to the constant process of seafloor spreading and subduction.
The age of the oldest rocks on the continents provides important insights into the geological history of the Earth. These rocks are typically found in the stable interiors of continents, where they have been preserved over billions of years.In contrast, the seafloor is a relatively young feature of the Earth's surface. New seafloor rock is continually being formed at mid-ocean ridges, where magma rises to the surface and solidifies, creating new oceanic crust.As the seafloor moves away from the mid-ocean ridges, it cools and becomes denser, eventually sinking back into the Earth's mantle at ocean trenches. This process of seafloor spreading and subduction means that the oldest seafloor rocks are only about 200 million years old.In comparison, the oldest rocks on the continents are typically several billion years old.
learn more about oldest rocks here:
https://brainly.com/question/24147338
#SPJ1
drought can be caused by all the following except question 5 options: change in the direction of an ocean current persistent offshore breeze persistent low pressure persistent high pressure
Answer: drought is likely caused by persistent HIGH pressure, persistent offshore breeze, and changes in the direction of an ocean current.
Explanation:
intermediate and felsic magmas usually form: group of answer choices at oceanic spreading centers at subduction zones. where plates diverge where volcanoes lie above transform faults.
Intermediate and felsic magmas usually form at subduction zones. The magma that forms at subduction zones is intermediate in composition.
The intermediate magma has properties that lie between the mafic magma and the felsic magma. As a result, the intermediate magma contains intermediate amounts of light and dark silicate minerals. Basalt and gabbro are the most common examples of mafic magma, while granite and rhyolite are the most common examples of felsic magma.
Subduction zones, on the other hand, are where one tectonic plate is pushed beneath another. This is known as the process of subduction. Subduction zones are also where the vast majority of volcanoes are located. When a tectonic plate is pushed under another, it melts and the resulting magma is less dense than the surrounding rocks.
This magma then rises to the surface and forms a volcano. This is the most typical location where intermediate magmas are formed. Intermediate and felsic magmas usually form at subduction zones.
Learn more about Intermediate Felsic magmas https://brainly.com/question/16745563
#SPJ11
what side of the himalayan mountains gets all the rain and why
The southern side of the Himalayan mountains, also known as the windward side, receives most of the rain.
Why it is?
This is because of the orographic effect, which is the process by which moist air is forced to rise up and over a mountain range.
As the moist air rises, it cools and condenses, leading to the formation of clouds and precipitation. On the southern side of the Himalayas, moist air from the Indian Ocean is forced to rise up and over the mountains, resulting in heavy rainfall in regions like Nepal, Bhutan, and northeastern India.
In contrast, the northern side of the Himalayas, which includes regions like Tibet and western China, receives little precipitation due to the dry air that descends on the leeward side of the mountains.
To know more about Himalayan Mountains visit:
https://brainly.com/question/539390
#SPJ1
(multiple choice) the geologic material(s) most commonly associated with earth failures are .
The geologic materials most commonly associated with earth failures are clay minerals. option 2 is correct.
Clay minerals: clay mineral is natural or synthetic, might include non-phyllosilicates, without size criterion, plastic, and hardens on drying or firing. The clay minerals consist of essential elements like silica, magnesia or alumina, or both, and water, but iron substitutes for aluminum and magnesium in varying degrees, and appreciable quantities of potassium, calcium, and sodium are frequently present as well.
Geological materials are the material extracted as-is from the earth in sediment or rock form, including rocks, sands, clays, limestone, and other industrial minerals. Earth failures are falling, exfoliating, sliding, and toppling.
To learn more about Clay minerals:
https://brainly.com/question/13332641
The complete question is -
The geological materials most commonly associated with earth failures are?
options
1. quartz
2. clay minerals
3. granite
4. basalt
fill in the blank. creep is___. view available hint(s)for part a creep is__. mass wasting by the gradual downhill movement of sediment, influenced by freeze-thaw or wet-dry cycles
Creep is mass wasting by the gradual downhill movement of sediment, influenced by freeze-thaw or wet-dry cycles.
The correct answer is option E.
Creep is a type of mass movement that occurs on gentle slopes or hillsides, and is the slow movement of soil and rock fragments downhill. This is due to the influence of gravity. Slowly, the soil on the top layer of the slope slides downward while the soil on the lower layer gets compressed.The gravitational force is the primary force behind this movement. Creep is a slow-moving mass wasting process, and it is responsible for some of the most noticeable landscape features in the world. When soil moves slowly over time, it can create terraces, landslides, and other landforms. Therefore option E is correct.
For more such questions on Creep, click on:
https://brainly.com/question/448340
#SPJ11
The probable question may be:
Creep is __.
A. A type of mass wasting that forms a slope scar and teardrop-shaped mass that moves down gradient.
B. A type of mass wasting characterized by slow movement of a saturated layer.
C. A rapid type of mass wasting involving block of bedrock that break loose and slide downslope.
D. A rapid type of mass wasting associated with large amounts of water
E. Mass wasting by the gradual downhill movement of sediment, influenced by freeze-thaw or wet-dry cycles