matter and change (Amplify Phase Change)

Front

What is matter?

Back

Matter is anything that has mass and takes up space.

Front

What are the three main phases of matter?

Back

The three main phases of matter are solid, liquid, and gas.

Front

What happens to the movement of molecules when a substance freezes?

Back

The molecules move slower and are more closely packed together.

Front

What is phase change?

Back

Phase change is the transition of a substance from one state of matter to another, such as from solid to liquid.

Front

What occurs during melting?

Back

During melting, a solid absorbs energy and changes into a liquid.

Front

What is boiling?

Back

Boiling is the process where a liquid turns into a gas when it reaches its boiling point.

Front

What happens to particles in a gas when the temperature increases?

Back

Particles in a gas move faster and spread further apart.

Front

What is evaporation?

Back

Evaporation is the process where liquid turns into gas at temperatures below its boiling point.

Front

What is condensation?

Back

Condensation is the process where gas turns into liquid when it cools down.

Front

What is sublimation?

Back

Sublimation is the process where a solid changes directly into a gas without becoming a liquid first.