matter

1. A mixture can be physically sepperated

2. Mixture

2.1. homogeneous mixture

2.1.1. colloid

2.1.2. solution

2.2. heterogeneous mixture

2.2.1. suspension

3. Homogeneous: this type of mixture has a very uniform/evenly distributed substance

4. Hetergeneous: this type of mixture has a very un-uniform/un-evenly distibuted substance

5. Colloid: Particles are larger than that of molecules. has potential to scatter light

6. Solution: Particles of atoms, mixed together. wont scatter light

7. Suspension: solid in liquid is dispersed throughout.

8. Pure Substance

8.1. Element

8.2. Compound

9. Pure Substances cannot be physically seperated

10. Element: made of one kind of atom

11. Compound : made of two or more atoms