Chemical and Physical Changes

Front

Which is a way that a piece of paper can go through a chemical change? Options: fold the paper in half, soak the paper in water, burn the paper with fire, cut the paper with scissors

Back

burn the paper with fire

Front

Which of these is an example of a new substance being formed? Options: a nail rusting, a wall being painted, water changing to steam, paper being folded

Back

a nail rusting

Front

Which example best describes a physical change? Options: iron rusting, charcoal burning, an ice cube melting, a marshmallow burning

Back

an ice cube melting

Front

Glass bottle that is shattered

Back

Physical Change

Front

Sodium bicarbonate and acetic acid combine to make carbon dioxide. Is this a chemical or physical change?

Back

Chemical Change

Front

Sugar dissolves in water

Back

Physical Change

Front

Hydrochloric acid reacts with potassium hydroxide to produce a salt, water, and heat. Is this a chemical or physical change?

Back

Chemical Change

Front

A pellet of sodium is sliced in two

Back

Physical Change

Front

Salt dissolves in water

Back

Physical Change

Front

Burning steel wool: Chemical Change or Physical Change?

Back

Chemical Change