Understanding States of Matter

Front

The smallest unit of matter is called an __.

Back

atom

Front

What term describes a change in matter that creates a new substance?

Back

Chemical change

Front

When matter spreads out due to heat, it's called __.

Back

expansion

Front

The amount of matter in an object is called its __.

Back

mass

Front

__ is the amount of space an object takes up.

Back

Volume

Front

What is the term for a change in matter that does not create a new substance?

Back

Physical change

Front

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

Back

Condensation

Front

What is the term for the measure of how much mass is contained in a given volume?

Back

Density

Front

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

Back

They move faster and spread apart.

Front

What is the term for the force of gravity acting on an object?

Back

Weight