Across
- 2. the color of a mineral in powder form
- 5. not eating enough food or enough variety of food
- 10. the hardest mineral
- 14. Human population expected to reach 10 _________ by 2050.
- 16. not made from living things
- 18. contributes to leaf production in plants
- 19. helps plants grow roots
- 22. provide energy for our body
- 23. provides structures for our bodies
- 24. contributes to seed production in plants
- 26. keeps plant cell walls strong
- 27. the way a mineral shines
- 29. used in computer chips
- 30. __________ land is land that is farmable.
Down
- 1. meeting our needs without compromising the needs of the future
- 3. used to coat steel
- 4. used in jet engines
- 6. water and ______ make up 25% of soil each.
- 7. used in dentistry
- 8. ____________ matter is made up of things that were once alive
- 9. Missouri's #1 agricultural export
- 11. used in gunpowder
- 12. the science of growing plants in water
- 13. contributes to a green color in plants
- 15. provides structure for soil
- 17. the science of growing crops and animals
- 20. helps plants retain water
- 21. the science of growing plants in air
- 25. widespread starvation
- 27. produce and balances our humans
- 28. used in photography & mirrors