States of Matter Review

Front

What happens to the energy of a substance when it changes from liquid to gas?

Back

The energy has to INCREASE.

Front

TRUE or FALSE: In order to change the state of matter, you need to increase or decrease the energy (heat).

Back

TRUE

Front

What occurs to particles in an object at higher temperatures?

Back

Particles in an object move faster.

Front

Which state of matter has a definite shape?

Back

Solid.

Front

What happens to the temperature of a substance as its average kinetic energy increases?

Back

The temperature of the substance increases.

Front

What is the state of matter characterized by having a definite volume but no definite shape?

Back

Liquid.

Front

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

Back

Gas.

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 to a liquid?

Back

Condensation.

Front

What is the process called when a liquid changes to a solid?

Back

Freezing.