Across
- 3. higher in the zone
- 5. areas of the ocean
- 6. the moon____ the earth
- 9. a portion of the coastline that goes through periods of coverage and exposure due to the changing tides
Down
- 1. lower in the zone
- 2. moon earth and sun are a right angle
- 4. large rock orbiting the earth
- 6. large body of water
- 7. high or low
- 8. moon earth and sun are a straight line