Changing States of Matter

Front

What is the term given to the temperature at which a liquid changes to a solid?

Back

Freezing point

Front

Which state of matter does ice start as (before you remove heat from it)?

Back

Liquid

Front

When a substance is cooled, what happens to its particles?

Back

They slow down and move closer together.

Front

Going from a liquid to a gas is called ______________.

Back

Evaporation

Front

The process when a gas turns into a liquid is called ______________.

Back

Condensation

Front

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

Back

Melting point

Front

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

Back

They speed up and move further apart.

Front

What is sublimation?

Back

The process where a solid changes directly into a gas without becoming a liquid.

Front

What is condensation?

Back

The process where a gas turns into a liquid.

Front

What is evaporation?

Back

The process where a liquid changes into a gas.