1. Physical and Chemical Properties

2. MATTER Matter: anything that has mass and takes up space
Mass – the amount of matter in something
Volume – the amount of space something occupies
Which of the following is matter?
A car?
A box?
You?

3. What is a Chemical?
Everything in the world that isn’t energy is a chemical or is made up of chemicals!!!
Our bodies are made up of chemicals
Oxygen
Carbon
Hydrogen
Nitrogen
Many others

4. What is a Physical Property?
A characteristic of a substance that can be observed

5. Examples of Physical Properties
Luster: How shiny something is.
Malleability: The ability to be hammered into a thin sheet
Ductility: The ability to be stretched into a wire

6. Examples of Physical Properties
Melting point: Temperature at which a solid turns to liquid
Boiling point: Temperature at which a liquid turns to gas
Density: The mass of a given volume of a substance

7. Examples of Physical Properties
Solubility: Ability to dissolve
Hardness: Resistance to being scratched
Viscosity: How easily a liquid flows
State: Is it solid, liquid or gas at room temperature?

9. Chemical Properties
Chemical property: describes the behaviour of a substance as it becomes a new substance.
Examples:
Flammability/combustibility
Ability to rust
Reactivity with vinegar