Across
- 1. what is the planet closest to the sun?
- 3. around the Sun?
- 5. what is the motion a planet goes around the sun called
- 7. effect what is the process that traps heat from the sun
- 8. what is the hottest planet in the solar system?
- 9. what are the small rocky objects that orbit the sun?
- 11. what is the red planet's name?
- 12. what is the only inner planet to CURRENTLY support life?
Down
- 2. what is the spinning motion a planet does called?
- 4. planets what are the four inner planets scientifically
- 6. what are made of ice dust and gas and move in a oval-like
- 10. of a planets atmosphere?