Across
- 2. a clear liquid,H2O
- 5. a colorless, odorless gas
- 12. what comes from the sun
- 13. the distance between a part of a wave of energy like light and the next similar part
- 15. nicotinamide adenine dinucleotide phosphate
- 16. you breathing
- 18. a protein that speeds up chemical reactions in the body
- 19. any substance that has a defined composition
- 20. something that you put in soil to grow
Down
- 1. living, active, or occurring only in the presence of oxygen
- 3. when sunlight is converted to food and energy for the plant
- 4. what we breathe in, air
- 6. important energy molecule
- 7. organized or specialized structures within a living cell
- 8. you have it so you could do work/something
- 9. neutral particles made of two or more atoms connected together
- 10. the opposite of photosynthesis
- 11. cells and tissues that support/give structure to organs in the body
- 14. A type of sugar
- 17. little small things that are in our body