States of Matter

Front

What must happen for a substance to change from a liquid to a solid?

Back

The substance must decrease in temperature.

Front

What state of matter has no definite shape but has a definite volume?

Back

Liquid.

Front

What is the process called when a liquid changes into a gas?

Back

Evaporation.

Front

What state of matter is represented by particles that are far apart and move freely?

Back

Gas.

Front

What happens to water when it is heated and changes into vapor?

Back

It undergoes evaporation.

Front

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

Back

Melting.

Front

What is the term for the change of state from gas to liquid?

Back

Condensation.

Front

What is the characteristic of solids in terms of shape and volume?

Back

Solids have a definite shape and a definite volume.

Front

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

Back

The particles gain energy and move faster.

Front

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

Back

Freezing.