Physical and Chemical Changes

Front

Cutting your hair is an example of a ___________ change.

Back

physical

Front

A new substance is formed in a physical change. True or False?

Back

False

Front

The atom is the building block of matter. True or False?

Back

True

Front

This is an example of a ________ change.

Back

chemical

Front

An element is:

Back

a substance made up of atoms of only one kind.

Front

What is a physical change?

Back

A change that does not alter the chemical composition of a substance.

Front

What is a chemical change?

Back

A change that results in the formation of new chemical substances.

Front

Give an example of a physical change.

Back

Melting ice.

Front

Give an example of a chemical change.

Back

Burning wood.

Front

What happens to the atoms in a chemical change?

Back

Atoms are rearranged to form new substances.