Changing States of Matter Grade 3

Front

What is matter?

Back

Matter is anything that has mass and takes up space.

Front

What are the three main states of matter?

Back

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

Front

What happens to a solid when it melts?

Back

When a solid melts, it changes into a liquid.

Front

What is freezing?

Back

Freezing is the process of a liquid turning into a solid.

Front

What is melting?

Back

Melting is the process of a solid turning into a liquid.

Front

What is condensation?

Back

Condensation is the process where gas turns into a liquid.

Front

What is evaporation?

Back

Evaporation is the process where a liquid turns into a gas.

Front

How do particles behave in a solid?

Back

In a solid, particles are closely packed together and vibrate in place.

Front

How do particles behave in a liquid?

Back

In a liquid, particles are close together but can move around freely.

Front

How do particles behave in a gas?

Back

In a gas, particles are far apart and move freely.