Across
- 4. Part of the shore that is below water at high tide and above water at low.
- 6. High water due to the low pressure at the center of the hurricane.
- 7. Variety of life within a particular habitat.
- 10. Zone that is the top 200m of water.
- 12. Zone that is deeper than 200m in the ocean.
- 13. Transfer of energy through matter.
- 14. Tides where sun and moon are in a straight line with the Earth.
- 15. Stream of moving water that flows through the ocean.
- 17. Highest point of a wave.
- 19. Measure of the amount of salt in water.
- 20. Distance between the crest and the trough.
Down
- 1. Water mixed with waste material.
- 2. Effect of the Earth's rotation on the direction of global winds and surface currents.
- 3. Total mass of living organisms in a given region.
- 5. 5 loops located on Earth's oceans created by surface currents.
- 8. A strong surface current that returns to the ocean from the shore.
- 9. Distance between 2 crests.
- 11. Lowest point of a wave.
- 16. Tides where the sun and moon are at right angles to each other.
- 18. Regular rising and falling of the Earth's surface waters due to the influence of gravity.