Chemical and Physical Changes

Front

What is a common misconception about chemical changes?

Back

Chemical changes are caused by heat.

Front

Which of the following is NOT a chemical change?

• Toast getting burnt in a toaster
• Ice cubes melting in a glass of water
• A metal spoon rusting
• Milk rotting in the fridge

Back

Ice cubes melting in a glass of water

Front

What happens during a physical change?

Back

The material changes forms but remains the same substance

Front

What is an example of a physical change?

Back

Mixing apples, bananas, and strawberries together

Front

What is a chemical change?

Back

A change where a new substance is formed

Front

How do we know whether a change is physical or chemical?

Back

By observing the end product

Front

What is a mixture?

Back

The physical combining of two or more materials

Front

Copper roof changing colour is an example of a _____ change.

Back

chemical

Front

Spoiling food is a _____ change?

Back

chemical

Front

A gel ice pack getting cold after you put it in the freezer for an hour is a _____ change.

Back

physical