Across
- 1. Only known planet to support life
- 3. Orbits the Earth
- 4. Are caused by the pull of gravity from the moon
- 6. Cycle The change in appearance of the moon
- 7. Light is on the right
Down
- 2. The movement of an object circling another object
- 5. A force that tries to pull two objects together
- 7. Light is on the left