How would you label the molecules shown in the sample above? ( A is wrong )
a. Sample A is cooler. Sample B is hotter.
b. Sample A is hotter. Sample B is cooler.
c. Samples A and B are the same temperature.

the length of a piece of metal that has a melting point of 400 °C. At 20 °C, the metal is 2.3 cm long. The scientist heats the metal to 125 °C. Which of the following is the most likely length of the metal at 125 °C plz answer soon. i really need help :(

If the distance of the track is 100 cm and it takes the marble 5 seconds to go from beginning to end, what is the speed ?

1. What happens between the molecules of two objects when a hot object touches a cooler object?
2. What are some examples of good conductors of heat?
3. What are conducting materials used for?
4. What characteristic makes a material an insulator?
5. What are some examples of good insulators?
6. What are insulating materials used for?

Describe how a chemical change follows the law of conservation of matter.
give examples pls

can someone help with this please right answers only and dont do #2

(HELP I DONT KNOW HOW TO DESCRIBE IT BUT I SEE THE SIMILARITIES) Look at the green lines you created by connecting the three boiling point data points and the three melting point data points. For each of these lines, describe any trends you see.

_____ is the pigment that gives plants their green color.

Chloroplast

Chlorophyll

Cell membrane

Cell wall

strike my first letter, i am still the same. strike my next letter,and i am yet still the same.
what 5 letter word am i?

please help please lol

Help me out<3 i give brainliest if iz correct

What type of plate boundary is shown below?

A colored thermal image shows a yellow person sitting in front of a red and orange computer screen. The rest of the room is blue. A scale runs from 20.3 degrees Celsius at blue through green and yellow to orange and red at 40.3 degrees Celsius.
This thermogram shows a person using a computer. Complete the sentence to describe the flow of thermal energy between the person and the computer.

Thermal energy will flow from the
to the
[wheres science ?! this is science^]

Which statements demonstrate the law of conservation of matter? (Select all that apply.)

water evaporating in the water cycle which is an open system

water freezing

cookie dough is baked into a cookie

sugar dissolving into water

•The biosphere is the parts of Earth and the surrounding atmosphere where there is life.•The biosphere is the parts of Earth and the surrounding atmosphere where there is life.

true or false

Answer please and thank you

Which are mediums that sound waves can travel through? (Select all that apply.)
a wooden wall
the air in your bedroom
the ocean
outer space

Answer the following questions from the movie ‘Flubber.’

Question 4 (1 point)
Very high wispy clouds formed mostly of ice crystals.
Stratus
Cirrus
Cumulous

I need this answer right now please help!!!!!

1. Why did the naked egg swell when it is placed in water?

2. Why did the swollen naked egg shrink when it is placed in corn syrup??

Is this a scientific model? Use complete sentences to explain why or why not. i need help asap!!!!!!!!!!!!!!!!!!!!

Water is boiling in a clear pot, as shown in the picture.

A clear pot full of water sits over gas burner. The water has large bubbles rising in the water.
Which takes place as water cycles from the bottom of the pot toward the top?

Thermal energy is transferred.
Water molecules gain kinetic energy.
Chemical energy is transferred.
Water molecules gain thermal energy.

THERE WAS NO SCIENCE

determine which is the control group and which is the experimental group in the following scenario ( Scientists are testing a new kind of aspirin to see whether it will relieve headaches. They give one group of volunteers the aspirin. They give another group of volunteers pills that look like aspirin but are actually sugar pills)

Answer this and you will get brainiest WITH NO VIRUS LINKS OR REPORT YOU

help plsssssssssssssssssssssssssssssssssssssssssss

Use the notes you recorded about the evidence and the work you did with your group using the Reasoning Tool to help you write a message to Dr. Moraga about the Mesosaurus’ history. You may wish to use some of the vocabulary words listed in the Word Bank below to help you write.

Question: How did the Mesosaurus fossils on the South American Plate and African Plate get so far apart?

Claim 1: The South American Plate and African Plate moved apart suddenly.
Claim 2: The South American Plate and African Plate moved apart gradually.
I need a 9 sentence paragraph for this

A student rolled a red basketball across a gym floor toward a blue basketball, which was motionless. When the balls collided, the student observed that the red basketball had stopped moving and concluded that the blue basketball had exerted a force on the red ball. Evaluate the student’s conclusion by answering the following questions.

• What force acted on the red ball during the collision?

• Compare the forces that acted on the two balls during the collision.

• Given that the red basketball stopped moving, predict the motion of the blue basketball after the collision.

• Was the student’s conclusion correct?

Answer the following questions from the movie ‘Flubber.’

What have you learned about isotopes from this simulation?

How does osmosis affect plants?




Osmosis allows more sunlight to enter the plant.



Osmotic pressure helps plants to keep its rigid structure.

Which of the below choices is NOT one of the pieces of evidence for the existance of Pangea?

As the wavelength of a wave increases, the frequency ___________.

remains the same

increases

decreases