Across
- 4. element essential for respiration in most living organisms
- 6. process of breaking down glucose for energy in cells
- 8. earth's continuous process of recycling H20
- 10. warming culprits in earth's atmosphere contributing to climate change
- 13. energy currency of the cell
- 15. environmental issues causing shifts in weather patterns and temperature
- 17. process in which plants convert light energy to chemical energy
- 18. measure of total greenhouse gasses produced by human activities
- 19. Nature's way of reusing an essential element for DNA and Bones
Down
- 1. movement of molecules across a membrane requiring energy
- 2. solution with a higher solute concentration
- 3. cellular processes for energy without oxygen,happens in muscle cells
- 5. liquid part of the blood that carries cells through body
- 7. simple sugar that is a primary energy source
- 9. solution with lower solute concentration compared to another solution
- 11. process where particles spread from areas of high to low concentration
- 12. process of moving nitrogen through the atmosphere,and soil
- 14. gas that plants use for photosynthesis and humans breathe
- 16. solution where cells find balance in concentration