States of Matter

Front

What is a solid?

Back

A solid is a state of matter that has a definite shape and volume. It keeps its shape unless a physical change occurs.

Front

What is a liquid?

Back

A liquid is a state of matter that takes the shape of its container but has a definite volume. It flows and can be poured.

Front

What is a gas?

Back

A gas is a state of matter that has no definite shape or volume. It expands to fill the space of its container.

Front

What happens to water when it freezes?

Back

When water freezes, it changes from a liquid to a solid state, forming ice.

Front

What happens to water when it boils?

Back

When water boils, it changes from a liquid to a gas state, producing steam.

Front

What is the process of changing from a solid to a liquid called?

Back

The process of changing from a solid to a liquid is called melting.

Front

What is the process of changing from a liquid to a solid called?

Back

The process of changing from a liquid to a solid is called freezing.

Front

What is the process of changing from a liquid to a gas called?

Back

The process of changing from a liquid to a gas is called evaporation.

Front

What is the process of changing from a gas to a liquid called?

Back

The process of changing from a gas to a liquid is called condensation.

Front

Can water change states?

Back

Yes, water can change states many times between solid, liquid, and gas.