Across
- 2. a narrow stretch of land surrounded on three sides by water
- 5. undersea extension of a continent
- 7. a piece of land completely surrounded by water
- 8. a high, steep elevation of the earth's surface, higher than a hill
- 9. area of sea surrounded by land on three sides
- 10. underwater mountain range
Down
- 1. flat area of ocean floor
- 3. long depression on ocean floor
- 4. large, open area of flat land
- 6. long depression in the land