1. 6th Grade Science Purification

4. I. Movement A. Selectively Permeable 1. Selective = You decide 2. Permeable = Allow to pass 3. List Items B. Diffusion 1. Things move from high to low concentration 2. Why? Random motion causes spreading 3. Examples

6. C. Osmosis High Diffusion of Water Low

7. D. Active Transport Increase Concentration Requires Energy Examples

8. E. Engulfing 1. Taking in large items

9. F. Exocytosis 1. Getting rid of large items

10. II. Separating Mixtures A. Iron Magnets

11. II. Separating Mixtures B. Liquid from solids Vaporization a. Evaporation = slow b. Boiling = Fast

12. II. Separating Mixtures C. By Size 1. Filtration

13. II. Separating Mixtures D. Liquids from other liquids 1. Distillation

14. 1. Distillation a. Vaporization b. Condensation

15. 100 300 200 400 400 200 300 100

16. III. Petroleum Heating oil Heavy Oil Petroleum gas Jet Fuel Diesel Gasoline