Across
- 2. Supports protects the body
- 6. Type of soil used for making pottery
- 9. Type of energy that comes from the sun
- 10. In the desert, soil erosion occurs through
- 12. This makes windmill turn
- 13. Clay and loam are suitable for cereals like
- 14. 70% of the earth is made up of
- 15. Use should be banned to avoid soil pollution
- 16. Lungs belongs to this type of system
- 19. An opening in the earth's crust which throws hot gases, magma and ashes
- 20. Biological mass
- 21. Earth has 3 layers; the crust, the core, and this
- 22. Plantation prevents it
Down
- 1. A kind of energy we get from the sun
- 3. Weather tool is used to measure air pressure
- 4. The amount of moisture in the air
- 5. Earths atmosphere is made up of 78% ________ and 21% oxygen
- 7. Any kind of power
- 8. This layer protects the earth from harmful solar radiation
- 11. A living organism in the soil
- 15. The collective name for layers of soil
- 17. Something in the air, water, land that makes it dirty
- 18. The part of a plant that produces most of its food