Physical and Chemical Changes

Front

What caused the piece of iron to change from shiny to rusty?

Back

a chemical reaction

Front

Which is the best example of a new substance forming?

• lighting a match
• cutting a piece of paper
• popping a balloon
• hitting a nail with a hammer

Back

lighting a match

Front

Bending metal: Physical or Chemical Change?

Back

Physical Change

Front

Boiling Water: Physical or Chemical Change?

Back

Physical Change

Front

A Candle Burning

Back

Chemical Change

Front

Which state of matter has particles that are tightly packed? Options: liquid, gas, solid

Back

solid

Front

Evidence of a physical change.

Back

Shape Change

Front

Melting a chocolate bar?

Back

Physical Change

Front

Baking soda and vinegar combine to make carbon dioxide. Is this a chemical or physical change?

Back

Chemical Change

Front

Classify: fireworks exploding
Options: physical change, chemical change

Back

chemical change