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