Across
- 3. extend from the stratosphere
- 4. how many gasses make up the atmosphere
- 7. layer of the atmosphere than is heated by the transfer of energy from the surface
- 8. known as the exobase
- 9. absorbs the most ultraviolet radiation
Down
- 1. burns up in the atmosphere
- 2. the out most layer of the atmosphere
- 3. onosphere forms the inner edge of
- 5. the ionosphere is responsible for
- 6. region of the atmosphere that is ionized by solar radiation