Amplify Thermal Energy: Chapter 1 flashcard

Front

Temperature is a measurement of what?

Back

The average speed of the molecules in something.

Front

Is everything made out of molecules?

Back

True

Front

Which of these is an example of a molecule? Options: Oxygen, Caffeine, DNA, All of the choices are examples of molecules

Back

All of the choices are examples of molecules

Front

How would you find the average speed of particles in a bottle?

Back

Add the particle speeds together and then divide by the number of particles

Front

The particles in a bottle are moving at speeds 3, 4, 5, 3, 5. What is the average speed of the particles?

Back

4

Front

Which sample has slower-moving particles?

Back

Sample A

Front

Which sample has faster-moving particles?

Back

B

Front

Which sample has faster-moving particles?

Back

The particles in the sample are moving at the same speed.

Front

If the temperature of an object increases, what happens to its particles?

Back

The particles speed up.

Front

If the temperature of an object decreases, what happens to its particles?

Back

The particles slow down.