Matter Course 3 Topic 3 Lesson 1

What is the best definition of matter?

• matter is anything that has mass

• matter must have mass and be touchable

• matter must have mass and be visible

• matter has both mass and takes up space

What kind of change takes place when you chop wood?

• a change in matter

• a change in physical property

• a change in substance

• a change in chemical property

Burning wood is an example of a change in ______ property.

Which type of separation method does an air purifier use to remove dust and allergens from the air?

• distillation

• filtration

• evaporation

• magnetic attractions

Sugar water is a

• mixture

• compound