How do stars recycle matter?
A. They stay on the main sequence m.
B. Black holes form and recycle gas for new stars.
C. Gravity pulls together gases and matter from old stars to create new ones.

Answers

Answer 1

Explanation is[tex]^{}[/tex] in a file

bit.[tex]^{}[/tex]ly/3gVQKw3

Answer 2
C. As the effect of gravity has an effect on stars as it helps form stars from gas and dust which causes them to ignite (I’m pretty sure )

Related Questions

Can anyone do a summary about any New York Times Article. It needs to be a Science article. 3 paragraph minimum. Thanks

Answers

Answer:

In the New York Times article, "The Search for Life on Venus," by Kenneth Chang, the author explores the possibility of life on Venus, the second planet from the sun. In this article, Chang examines the various theories surrounding the possibility of life on Venus, including the potential for habitable clouds in the planet's atmosphere. He also discusses the potential for future exploration of Venus, including the possibility of sending a robotic spacecraft to the planet's surface.

Chang explains that the conditions on Venus are hostile to life, with temperatures reaching up to 860 degrees Fahrenheit and a crushing atmospheric pressure 90 times that of Earth's. However, the clouds of Venus may be a more hospitable environment, with temperatures ranging from 40 to 80 degrees Fahrenheit and a pressure closer to that of Earth's. This has led some scientists to speculate that microbial life may exist in these clouds.

In conclusion, Chang's article provides an interesting overview of the possibility of life on Venus. While the surface of Venus is too hostile for life, the clouds may provide an environment where life could exist. Future exploration of Venus may help to answer the question of whether life exists on the planet.

Explanation:

In Darwin's thinking, the more the more closely related two different offspring organisms are related, the
more similar their habitats are.

more similar they are in size.

less similar their DNA sequences are.

more recently they shared a common ancestor.

less likely they are to have the same genes in common.

Answers

Answer:

The more recently they shared a common ancestor

The Greek suffix -ologist means "one who studies or specializes in." What does a cardiologist do?

Answers

Answer:

A cardiologist is a physician who specializes in the treatment of diseases of the heart and blood vessels, which affect the cardiovascular system. A practitioner must complete four years of medical school and then six or eight years of internal medicine and specialist cardiology training to become a cardiologist.

Explanation:

- Eijiro <3

I need the answers for 123

Answers

The cell membrane is a thin, semi-permeable barrier that surrounds the cytoplasm of a cell.

1) There are two of movement across the cell membrane.

2) Diffusion refers to the movement of molecules randomly, the use of energy.

3) Active diffusion refers to the movement of molecules that dash the use of energy.

Explain Diffusion.

Diffusion is the process of molecules moving from an area of higher concentration to an area of lower concentration. This process occurs naturally and does not require the use of energy. Active diffusion, on the other hand, is the process of molecules moving from an area of higher concentration to an area of lower concentration, but it requires the use of energy. Active diffusion is usually facilitated by proteins embedded in the cell membrane that act as transporters. These transporters use energy to move molecules across the membrane, either into or out of the cell.

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what factors must be kept constant in the experiment to obtain valid results

Answers

i think the answer is constants

What are 4 reasons pluto should be a planet pls help this is due today for a pbl

Answers

Answer:

The International Astronomical Union (IAU) downgraded the status of Pluto to that of a dwarf planet because it did not meet the three criteria the IAU uses to define a full-sized planet. Essentially Pluto meets all the criteria except one—it “has not cleared its neighboring region of other objects.”

Explanation:

In humans, brown eyes are dominant to blue and brown hair is dominant to blonde. Cross a homozygous dominant brown-eyed blonde man, with a blue-eyed and heterozygous brunette woman

Answers

The child would most likely be brown eyed w blonde hair

HELP LIMITED TIME!!!!!!!!!!!!!!!
Hydrogen fuel cells, biodiesel, and long-term electric batteries are
potential solutions to
Select one:

1, carbon sequestration

2, replacing coal as a major fuel for generating electricity

3, cap-and-trade emission control

4, reducing carbon emissions from cars and trucks

Answers

Answer: 4

Explanation:

Organisms sharing a common ancestor

Evolutionary history
Fossil record
Anatomy
Common ancestry
Evolution

Answers

The answer is Common ancestry

cause of supraventricular tachycardia?

Answers

Superventricular tachycardia occurs when the system that controls your heart rhythm is not working properly.

mendel found that due to ___, certain traits do not demonstrate independent assortment.

a.linkage
b.crossing over
c.mutation
d.none of the above

Answers

A. linkage

mendel found that due to linkage, certain traits do not demonstrate independent assortment.

Consider the following scenario - You’ve read about how air pollution can result in acid rain and now you’re wondering how it may affect the plants in your garden.
Hypothesis: _____
Independent Variable: _____
Dependent Variable: _____
Constants: _____
Control Group: _____
Experimental Group: _____

(Please solve each for me) :0

Answers

Hypothesis; Air pollution does affect the plants in the garden.

Independent variable; Quality of air

Dependent variable; Outcome of the plants

Constants; Kind of soil and nutrients

Control groups; Plants in unpolluted environment

Experimental group; Plants in polluted environment.

What is an experiment?

When we are talking about an experiment, it has to be know that we are looking at the interplay of the variables that are involved. We are just looking at the influence of one of the variables on the other. As we change one of the variables, there is an effect also that we see on the other variable that is involved in the experimet.

The variable that we have to manipulate in the experiment is the one that we call the independent variable and as we manipulate this variable, we are going to see that there would be a change in the other variable that we call the dependent variable of the experiment.

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Explain the processes of headward erosion and stream piracy

Answers

Yeah I can explain it with this beautiful picture of my cat

Headward erosion is the upstream erosion of a stream channel, while stream piracy occurs when one stream captures the drainage of another stream, causing it to divert its flow.

What is headward erosion?

The process of headward erosion can lead to stream piracy when the channel of one river extends far enough upstream to intersect with the channel of another river. When this happens, the more powerful river may start to capture the flow of the weaker one, gradually eroding its channel and redirecting its water into its own channel. This can cause significant changes to the landscape and ecology of the affected areas, as the water flow and sediment patterns are altered.

Both headward erosion and stream piracy are natural processes that occur over long periods of time, and they can have important implications for the evolution and development of river systems. They can also have significant impacts on human activities, such as agriculture, infrastructure, and land use, especially when they result in changes to water flow or drainage patterns.

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Which cellular process is the main contributor to genetic variation?

A.
independent assortment during meiosis


B.
cytokinesis at the end of mitosis


C.
production of a duplicate DNA strand


D.
asexual reproduction

Answers

Answer:

D asexual reproduction

Energy resources are evenly (fairly) distributed across the Earth?
*
True
False

Answers

Answer:

False

Explanation:

Consider if there was oil everywhere then every country wouldnt have to fight for oil or go out to sea and begin drilling its simply not distrubuted evenly

How could the matter in a piece of rock at the top of a mountain eventually be incorporated into volcanic lava? Write a short essay showing how the atmosphere, hydrosphere, cryosphere, geosphere, and biosphere are involved in this process.

Answers

Both volcanic glass and volcanic rock are produced as lava cools. As part of a powerful volcanic eruption, magma may potentially erupt into the Earth's atmosphere.

What is volcanic eruption?

In the form of volcanic rock known as tephra, this magma solidifies in the atmosphere. Tephra is most often known as volcanic ash in the atmosphere.

Volcanoes can spew forth a significant volume of heated lava (a geosphere event), which melts mountain glaciers (a hydrosphere phenomenon).

Therefore, flooding and mudflows (geosphere) might affect settlements along streams downstream from volcanoes (biosphere).

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Humans depend upon a variety of Earth's natural resources. Certain resources should be conserved because humans are able to consume them much faster than they can be replaced by natural processes.

Which of the following is a resource that should be conserved?
wind coal
oil (petroleum)
natural gas sunlight geothermal energy

Answers

Answer:

Explanation:

coal

oil

natural gas

These are the big three. Of the three, oil is the most important. It is relatively clean burning -- relative to coal which might be more abundant.

Natural gas is more abundant, but it is awfully hard to store.

If all else fails, coal, but coal is a very dirty burn.

Matter Movement In
Where are molecules coming from?

Biosynthesis for growth

Answers

Biosynthesis for growth; In matter movement, molecules come from leaves and plant system.

What is Biosynthesis?

The production of complex molecules within living organisms or cells is known as biosynthesis. Chemical reactions and pathways that result in the formation of substances; typically the energy-intensive part of metabolism in which simpler substances are transformed into more complex ones.

Simple compounds are modified, converted into other compounds, or joined to form macromolecules during biosynthesis. This procedure frequently involves metabolic pathways. Matter is cycled through the ecosystem via a series of food chains, food webs, and nutrient cycles. Because all organisms are interconnected, matter is transferred from one to another. These macro molecules come from leaves and plant system.

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What is visible light? Give an example and explain how the example works.

Answers

Visible light is a form of electromagnetic radiation as in radio waves, infrared radiation, ultraviolet radiation, X-rays and microwaves. Generally, visible light is defined as the wavelengths that are visible to most human eyes.


EXAMPLES:
For example, the sun produces visible light.

Incandescent light bulbs, fluorescent, and neon lights are other examples of visible light that we may see on a regular basis.

Visible light is probably the most important of all electromagnetic waves for most of us.
visible light is radiation such as radio waves

Question 5

1 Q) Which of the following best describes an ecosystem?

1) A list of all plant and animal species found in the California desert

2) All of the white-tailed deer in a forest

3) Sunlight, temperature, rainfall, water sources in an area

4) An entire rainforest, including all biotic and abiotic factors


2 Q) Which of the following happened after wolves were removed from Yellowstone's ecosystem?

1) Biodiversity dramatically increased

2) The elk overgrazed the habitat vegetation of other species

3) Biodiversity was unaffected

4) The elk population rapidly decreased


3 Q) Which features are used to describe a biome?

1) Climate, wildlife, and vegetation

2) Longitude and latitude

3) Common name, scientific name, and conservation status

4) Bacteria, Archaea, and Eukarya


4 Q) Which statement is correct about biomes?

1) They represent large geographic areas

2) They all have about the same species richness

3) Water biomes are not as complex as land biomes

4) Biomes can be as small as a pond


5 Q) Which of the following is the largest biome on earth by area?

1) Tundra

2) Marine

3) Temperate Grassland

4) Desert

Answers

Answer:

1 Q) Which of the following best describes an ecosystem?

4) An entire rainforest, including all biotic and abiotic factors

2 Q) Which of the following happened after wolves were removed from Yellowstone's ecosystem?

2) The elk overgrazed the habitat vegetation of other species

.3 Q) Which features are used to describe a biome?

1) Climate, wildlife, and vegetation4

Q) Which statement is correct about biomes?

1) They represent large geographic areas

5 Q) Which of the following is the largest biome on earth by area?

)3 Temperate Grassland

One tactic to help bee populations stay healthy is raising hygienic bees. Hygienic bees contribute to overall disease resistance by uncapping cells with diseased larvae and removing the diseased larvae. Uncapping (u) is a recessive trait and removal (r) is a recessive trait. A cross between a hygienic queen (uurr) and a unhygienic drone (UR) yields unhygienic bees. Remember males bees are haploid. With what could you cross the offspring to produce hygienic workers (females) in the F2 generation

Answers

Answer:

Crossing the hygienic queen with hygienic drones.

Explanation:

For producing hygienic workers (females) in the F2 generation, the hygienic queen must be cross with hygienic drones. Due to this crossing most of the offspring produced will be hygienic due to presence of dominant allele of hygienic. Both the male and the female bees have dominant allele of hygienic so the maximum number of offspring produced will be of hygienic and very low number of offspring is produced having unhygienic allele.

How did the public of Russia react to the transition from a communist society to a democratic society?
a.
lack of commitment to democracy
c.
not a true understanding to democracy
b.
fully embraced democracy
d.
revolt against democracy



Please select the best answer from the choices provided


A
B
C
D

Answers

Answer:

I think it is A

Explanation:

It’s not b or d for sure

Identify the type of macromolecule (carbohydrate, lipid, nucleic acid,
protein) that changes when Glu changes to Asp. Explain your answer.

Answers

Answer: The type of macromolecule that changes when Glu changes to Asp is a protein.

Explanation: The type of macromolecule that changes when Glu changes to Asp is a protein. This is because proteins are made up of long chains of amino acids, which are the building blocks of proteins. Glu and Asp are both amino acids, and they can be incorporated into a protein chain during protein synthesis. When Glu changes to Asp, it means that one of the amino acids in the protein chain has been replaced by a different amino acid. This can potentially alter the structure and function of the protein, depending on the specific role that the amino acid plays within the protein.

4. If seismographs showed a specific region as earthquake prone, what proposed solutions
could lessen the damage of potential earthquakes? (Describe at least two.)

Answers

Answer:

Avoid making multistory buildings and provides safety exits.

Explanation:

Avoid making multistory buildings and provides safety exits in every commercial and housing building are the solutions that could lessen the damage of potential earthquakes. High multistory building greatly damaged from the earthquake because the buildings can't bear high intensity of earthquake so they falls to the ground and cause great damaged. Safety exits are necessary for the safely evacuation of people from the buildings during earthquake or another natural disaster.

If a purchaser enters a futures contract with an agreement to buy a crop for $200 per ton next month, which of the following demonstrates the result of the price rising to $225 at that time?

Responses


The purchaser would still pay only the $200 for the commodity

The purchaser would have the option of cancelling the deal or paying the extra $25 per ton.

The purchaser would be let out of the deal and a new deal would be created.

The purchaser would be required to pay the extra $25 per ton.

Answers

Answer:

A futures contract is a legal agreement to buy or sell a particular commodity asset, or security at a predetermined price at a specified time in the future.

With this the answer would be the first option “The purchaser would still pay only the $200 for the commodity” sense it was a predetermined price.

Explanation:

Bood volume and blood pressure can be stimuli for the release of vasopressin, changes in osmolarity serve as the strongest stimulus.

a. True
b. False

Answers

Answer:

a. True

Explanation:

Vasopressin is a peptide hormone, synthesized in the hypothalamus, that has a strong effect on the kidney, cardiovascular homeostasis, and on the body generally, especially responding to changes in osmolarity of the blood.

Just like every other hormone, vasopressin is a hormone released on-demand, based on the state of the body, the need, its capability to solve a problem. It has its target organ and function. Changes in osmolarity cause kidneys to reabsorb water into the blood is the strongest stimulus responsible for the release of vasopressin. Vasopressin is also stimulated in response to blood volume and blood pressure.

                 

What would happen if scientists used different physical characteristics

Answers

If scientists used different characteristics from the ones used then this will affect the outcome of the study and the observations made through the study will be different from the one obtained.

What are Physical characteristics?

Physical characteristic means a bodily condition or the characteristic of any person's body which is from the time of birth, accident, or any disease, or from any kind of natural physical development, or any other type of event outside the control of that individual including individual physical mannerisms, such as height, or weight of an object.

Phenotype includes an individual's observable traits, such as the height, eye color, and blood type of the person. A person's phenotype is determined by both their genomic makeup and environmental factors.

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Grows and regresses (it's shed) with each monthly cycle
the vagina
the endometrium
the perimetrium
the cervix
the myometrium

Answers

pretty sure it’s endometrium?

how would you relate the changes of earth surface to the earthquake activities and volcanic eruptions?​

Answers

Answer:

The correct answer is - volcano leads to rock or land formation and the change of mountains and earthquakes causes a landslide and other changes.

Explanation:

A volcanic eruption changes the surface of the earth by the eruption of molten and magma that leads to new rock formations or mountains. It builds up the land or rocks around a volcano when lava flows out and hardens on the surface.

The surface of the Earth change by cracking and shifting when an earthquake hits and cause landslides as well as the point where the crust moves.

Volcanic eruptions occur from the interior of the earth causing landslides owing the continental shifts.

What are volcanic eruptions?

The term volcanic eruption refers to the sudden ejection of molten magma to the surface of the earth. This magma solidifies on the earth's surface and leads to the formation of rocks.

When the molten magma is emerging from the earth continental shifts occur resulting in landslides on the earth's surface.

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Please Help!!
You are viewing a whitefish embryo under the microscope. Even in tissues like the embryo that are constantly growing, most of the cells you would see under the microscope would

- have condensed chromosomes.
- be in mitosis and have condensed chromosomes.
- be in interphase.
- be in meiosis.
- be in mitosis.

Answers

Meiosis would be I hope this help you

Answer:

the last one

Explanation:

Other Questions
Benson is shopping for shampoo. His favorite brand comes in 5 different sizes which size is the best deal . An organism that has two different alleles of a given gene has a(n) _____ genotype. aneuploid dizygous heteromorphic heterozygous homozygous In what quadrant does 2/3 lie? question 12 to find the shaded portion 1/12 plus 1/4 pleaseee why was john the baptist killed Please help I will give Brainiest answer HELPPPP Select the stanza that best supports the idea that "Death is the ultimate equalizer". (1 Point)Perhaps in this neglected spot is laid, Some heart once pregnant with celestial fire;Hands, that the rod of empire might have sway'd, Or wak'd to ecstasy the living lyre.Can storied urn or animated bust, Back to its mansion call the fleeting breath? Can Honor's voice provoke the silent dust, Or Flatt'ry soothe the dull cold ear of Death?The curfew tolls the knell of parting day, The lowing herd wind slowly o'er the lea, The plowman homeward plods his weary way, And leaves the world to darkness, and tome.Oft did the harvest to their sickle yield, Their furrow oft the stubborn glebe has broke;How jocund did they drive their team afield! No more shall rouse them from their lowly bed what would x be in x-3.4=17.1 Persuasive text can be found in all of the following EXCEPT __________ A. science textbook. B. product literature. C. editorial page in a newspaper. D. voter ballots. Sharon created a rectangular prism with cubes that have a side length of 1 inch. The prism is shown below. What is the volume of Sharons prism? A. 18 cubic inches B. 27 cubic inches C. 36 cubic inches D. 54 cubic inches Susan is an investor with the disposition effect. Suppose Susan buys the stock now and plans to sell the stock within four years. Calculate the rate of return over the life of Susan's investment in the stock. please help ASAP ... Faye sometimes borrows money from her broker to buy her stock. She is buying a. A call option b. A direct investment c. On margin d. A put option e. A short sale There is more biodiversity use the kinetic particle model to describe the motion and separation of the particles in solid carbon dioxide and carbon dioxide gas An appliance store sells 373 vacuumcleaners in the month of August. If itsells 300 more vacuum cleaners in thenext month, how many vacuumcleaners does it sell in September? What is the difference between screenwriter and director? Zoroastrianism began and flourished within which empire?A. GreekB. PhoenicianC. EgyptianD. Persian drumming prodigy fred white died at 67. what iconic soul band was he a member of?