4th Grade - Changes in Matter (Matter, Properties of Matter)

Front

What is matter?

Back

Matter is anything that has mass and takes up space.

Front

What are the properties of matter?

Back

Properties of matter include characteristics like color, shape, size, texture, and state (solid, liquid, gas).

Front

What is a chemical change?

Back

A chemical change is a process where substances combine or break apart to form new substances.

Front

What is a physical change?

Back

A physical change is a change that does not create a new substance, such as changing shape or state.

Front

What happens during a chemical reaction?

Back

During a chemical reaction, the molecules of one substance rearrange to form a different substance.

Front

Can you give an example of a chemical change?

Back

Burning wood is an example of a chemical change because it creates ash and smoke.

Front

What is an example of a physical change?

Back

Breaking a glass is an example of a physical change because the glass remains glass.

Front

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

Back

A chemical change results in new substances, while a physical change does not.

Front

What is an example of a substance that undergoes a chemical change when heated?

Back

Sugar turning into caramel when heated is a chemical change.

Front

What is rusting?

Back

Rusting is a chemical change that occurs when iron reacts with oxygen and moisture.