Inspire Science Lessons 3-4

Front

What type of matter does a physical change begin and end with?

Back

A physical change begins and ends with the same kind of matter.

Front

What does a chemical change or reaction produce?

Back

A chemical change or reaction produces new matter with different properties from the original matter.

Front

What are signs of a chemical change?

Back

1. 1. Change in color

2. 2. change in odor (smell)

3. 3. Change in temperature

4. 4. Formation of a gas

5. 5. Formation of a solid

Front

What are a few examples of a physical change?

Back

• folding paper, breaking a pencil, ice melting, breaking glass.

Front

What are a few examples of a chemical change?

Back

baking bread, leaves changing color, burning wood.

Front

Is chopping a banana a physical or chemical change?

Back

Chopping a banana is a physical change

Front

Is water evaporating a chemical or physical change?

Back

Water evaporating is a physical change.

Front

Is mixing baking soda and vinegar a physical or chemical change?

Back

Mixing baking soda and vinegar is a chemical change.

Front

Is butter melting a chemical or physical change?

Back

Butter melting is a physical change.

Front

Is a bike rusting a chemical or physical change?

Back

When a bike rusts it is undergoing a chemical change.