Across
- 5. the study of living things and there process
- 7. process of creating oxygen
- 11. a force that occurs between two surfaces
Down
- 1. the study of chemical reactions
- 2. the opposite from acids and a higher ph
- 3. the study of matter, motion and energy
- 4. Forces that attract one another
- 6. you can’t trust them, they make up everything
- 8. the first element in the periodic table
- 9. the largest organ of the human body
- 10. a presence and flow of electric charge