2nd 9 wks review

Front

What is Newton's Third Law of Motion?

Back

For every action, there is an equal and opposite reaction.

Front

What happens to a balloon when air is released from it?

Back

The balloon moves in the direction opposite of the air being released.

Front

What is a chemical change?

Back

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

Front

What is evidence of a chemical change?

Back

Change in color, change in odor, or production of gas.

Front

What type of energy transformation occurs in a flashlight?

Back

Chemical energy is transformed into electrical energy, which is then transformed into light energy.

Front

What happens when you push against a stationary object like a refrigerator?

Back

The object pushes back against your hands.

Front

What is an example of a physical change?

Back

Change in shape or state of matter without changing the substance.

Front

What is the difference between a physical change and a chemical change?

Back

A physical change does not alter the substance's chemical composition, while a chemical change does.

Front

What is an example of a chemical change?

Back

Rust forming on iron.

Front

What is the definition of energy transformation?

Back

The process of changing energy from one form to another.