Flashcard - States of Matter

Front

What changes a substance from a gas to a liquid?

Back

Condensation

Front

What state of matter has particles that are tightly packed together?

Back

Solid

Front

What is the temperature at which a substance changes from a solid to a liquid?

Back

Melting Point

Front

What do you get when you divide the mass of an object by its volume?

Back

Density

Front

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

Back

Liquid

Front

What is the process called when a solid turns directly into a gas?

Back

Sublimation

Front

What is the term for the temperature at which a liquid turns into a gas?

Back

Boiling Point

Front

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

Back

Gas

Front

What happens to the particles of a substance when it freezes?

Back

They slow down and become more tightly packed.

Front

What is the term for the change from liquid to solid?

Back

Freezing