Across
- 6. clue
- 7. the amount of space occupied by any soil
- 8. what is moving
- 9. a guess or a prediction
- 11. the amount of heaviness
Down
- 1. the amount of something
- 2. what isn't moving but it could move
- 3. what pulls you to the center or the earth
- 4. something that pulls you
- 5. a process of a system achieving result
- 10. what make things go