Across
- 1. Different than weight
- 4. space has no _______
- 6. coldest planet
- 8. Heat
- 10. hottest planet
- 11. Depends on gravity
Down
- 1. What everything is made of
- 2. Boiling water
- 3. Only known planet supporting life
- 5. Turbine
- 6. Splitting atoms
- 7. Sun power
- 9. Biggest planet