Across
- 4. major component of the atmosphere
- 8. The outermost layer of our earth
- 9. The outer crust of the Earth
- 10. It is a Fossil Fuel
Down
- 1. formed due to heating of water bodies
- 2. Uneven heating of air over land causes this
- 3. Life supporting zone of the earth
- 5. occupies a very large area of the Earth’s
- 6. Elemental form of carbon
- 7. gas makes up 78% of our
- 11. The formula is O3