Physical and Chemical

Physical Changes

Definition- A change that alters the form or appearance of a material but does not make the material into another substance.


Examples

- Boiling Water

- Freezing Water

- Melting Ice

Chemical Change

Definition- A change of matter that produces new substances.


The 4 indicators of a chemical change

- Production of a gas

- Changes in temperature

- Production of a solid

- Change in color


Examples

- Making salt

- Digesting food

- Rusting

Physical Property

Definition- a physical property is a characteristic of a substance that can be observed without changing the substance into something else.


Examples

- Brick

- Glass

- Table

Chemical Property

Definition- A chemical property is a characteristic that can be observed when a substance interacts with another substance.


Examples

- Mixing chemicals

- Baking soda volcano

- Mento + soda explosion