1. Elements, Compounds, Mixtures

2. atom
The smallest part into which an element can be divided and still maintain its properties

3. Any substance that cannot be broken down into a simpler substance
element
Any substance that cannot be broken down into a simpler substance

4. compound
A substance that is formed by the combination of elements using fixed amounts

5. The smallest physical unit of a substance that can exist independently
molecule
The smallest physical unit of a substance that can exist independently

6. When two or more substances are not joined chemically
mixture
When two or more substances are not joined chemically

7. Know the formula for water
H2O
Know the formula for water

8. A homogeneous mixture of two or more substances
solution
A homogeneous mixture of two or more substances

9. Ways to Separate Mixtures
1. Sifting-Using a sifter to separate two items. One item is bigger than the other.

10. Ways to Separate Mixtures
2. Magnetism-using a magnet to separate a magnetic object and a non-magnetic object

11. Ways to Separate Mixtures
3. evaporation-boiling the liquid off of a substance

12. Ways to Separate Mixtures
4. filtration- using a filter to separate a mixture. One object is usually larger than the other