5.P.2.3 Chemical and Physical Changes

Front

Which example best describes a chemical change? Options: wax melting, an apple turning brown, a piece of paper being cut into small pieces

Back

an apple turning brown

Front

What type of change occurs when rust forms on metal?

Back

chemical

Front

Why is burning leaves a chemical change?

Back

The leaves turn to ashes.

Front

Which is a chemical change? Options: frying an egg, boiling water, breaking a glass cup, crushing a piece of bread

Back

frying an egg

Front

Observation demonstrating a chemical change in a mixture of two clear liquids.

Back

A gas forms after the liquids are mixed.

Front

What change is occurring during the fire when Ramano is burning wood in a bonfire?

Back

The wood is releasing a gas as smoke.

Front

Which example best describes a physical change? Options: baking a pie, burning a candle, making a paper airplane, lighting a match

Back

making a paper airplane

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 is an example of a different substance being formed? Options: glass breaking, metal melting, water freezing, wood burning

Back

wood burning

Front

Examine the diagram. What would a teacher most likely use this image to explain? Options: Heat being added and taken away is causing physical changes in water. , Air being added and taken away is causing physical changes in water., Heat being added and taken away is causing chemical changes in water., Air being added and taken away is causing chemical changes in water.

Back

Heat being added and taken away is causing physical changes in water.