Unit 1: Matter Review

Front

What is the state of matter that can fill containers with no fixed shape or volume?

Back

Gas state

Front

How do you calculate density?

Back

Density = Mass / Volume

Front

What is the density of an object with a mass of 60g and a volume of 3 mL?

Back

20 g/mL

Front

What type of change is the melting of wax?

Back

Physical change

Front

What is the state of matter that takes the shape of its container and has a definite volume?

Back

Liquid state

Front

Is burning wood a chemical or physical change?

Back

Chemical change

Front

What is the state of matter that has a definite shape and volume?

Back

Solid state

Front

What happens to the volume of a gas when it is compressed?

Back

The volume decreases.

Front

What is an example of a physical change?

Back

Melting ice.

Front

What is an example of a chemical change?

Back

Rusting of iron.