Earth's Atmosphere
Across
- 7. very hot, gases absorb high energy radiation
- 8. the force that pulls things down to the Earth
- 9. zone of life
- 10. temperature is high as you go up, ozone layer is located here
- 11. densest layer, weather takes place here
- 14. water
- 15. the distance from the Earth's surface
- 16. surrounds Earth, a mixture of gases
Down
- 1. crust and mantle
- 2. the weight of air molecules pressing down on Earth
- 3. 20% of the Earth's atmosphere is made up of this
- 4. the reason the Earth stays warm
- 5. gravity is weak, outermost layer
- 6. 75% of the Earth's atmosphere is made up of this
- 12. middle layer, space rocks and meteors are found here
- 13. water as gas