Change in state test 2

Front

What is the state of matter where particles are closely packed together and vibrate in place?

Back

Solid

Front

What is the state of matter where particles are free to move but are still close together?

Back

Liquid

Front

What is the state of matter where particles are far apart and move freely?

Back

Gas

Front

True or False: Particles in a gas have more energy than particles in a liquid.

Back

True

Front

What happens to the energy of particles when a substance is heated?

Back

The energy increases.

Front

What happens to the energy of particles when a substance is cooled?

Back

The energy decreases.

Front

To change a liquid to a gas, you need to ________ the amount of heat energy.

Back

increase

Front

To change a gas to a liquid, you need to ________ the amount of heat energy.

Back

decrease

Front

What is the process called when a solid changes directly to a gas?

Back

Sublimation

Front

What is the process called when a gas changes directly to a solid?

Back

Deposition