Across
- 6. is the region of asteroids separating outer and inner planets
- 7. is one of Jupiter's moon
- 8. Jupiter, Saturn, Uranus, Neptune
- 9. windest and coldest planets
- 10. gas planets
Down
- 1. atmospheric temperter of 150 k
- 2. largest planet
- 3. most made up of methane gas
- 4. less density is less than water
- 5. primary contributor to the formation of ground-level ozone, a hazardous air pollutant and greenhouse gas,