Phase Change (Amplify) Unit Flashcard Game

Front

What is the term for the way molecules in a substance move around relative to each other?

Back

Freedom of Movement

Front

What happens to the molecules in a substance when energy is transferred out of it until it becomes a solid?

Back

The molecules slow down and come closer together.

Front

How do the molecules in a gas behave?

Back

They move away from each other.

Front

Will a phase change always occur when you transfer energy into or out of a substance?

Back

No

Front

What happens to particles when the temperature of matter increases?

Back

They speed up and move farther apart.

Front

What is kinetic energy?

Back

The energy that an object possesses due to its motion.

Front

Define phase change.

Back

A transition of matter from one state to another, such as solid to liquid or liquid to gas.

Front

What is the effect of adding heat to a solid?

Back

It can cause the solid to melt into a liquid.

Front

What is the effect of removing heat from a gas?

Back

It can cause the gas to condense into a liquid.

Front

What is the term for the state of matter with a definite shape and volume?

Back

Solid