States of Matter and Phase Changes

Front

What is the state of matter that has a definite shape and a definite volume?

Back

Solid

Front

True or False: All phase changes require energy to be added or taken away.

Back

True

Front

What is the state of matter that has no definite shape and no definite volume?

Back

Gas

Front

What happens to a liquid when heat is taken away?

Back

It freezes into a solid and the molecules slow down.

Front

In a solid, how do the particles behave?

Back

They vibrate in place.

Front

What is the process called when a solid turns into a liquid?

Back

Melting

Front

What is the process called when a liquid turns into a gas?

Back

Vaporization

Front

What is the process called when a gas turns into a liquid?

Back

Condensation

Front

What is the process called when a liquid turns into a solid?

Back

Freezing

Front

What is the term for the temperature at which a solid becomes a liquid?

Back

Melting point