Across
- 2. the unit waves are measured in
- 3. breaks down scraps of dead things
- 7. the order of life in a certain area
- 9. how fast something is moving
- 11. the building blocks of everything
- 12. a rock that is formed through magma cooling
- 13. the process of plants making food
- 15. a living thing
- 16. the highest part of a wave
- 20. something that eats another living thing
- 21. made up of atoms
- 22. an object's volume
- 24. the process of rain falling
Down
- 1. a liquid turning into a solid
- 4. makes up an atom
- 5. the "control center" of the cell
- 6. a particle that makes up light
- 8. a liquid-like substance in the cell
- 10. a non-living thing
- 13. things like plants, at the bottom of the food chain
- 14. an atom that is different depending on electrons and neutrons
- 17. water cooling into a solid
- 18. the distance between two crests in a wave
- 19. a solid turning into a liquid
- 23. the powerhouse of the cell