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Unit 2 Stack 3
6.9 B Ocean Tides
| Term | Definition |
|---|---|
| Gravity | The attractive force that exists between all objects. |
| High Tide | The highest level of water on the shore; it occurs twice daily in most coastal areas. |
| Low Tide | The lowest level of water on the shore; it occurs twice daily in most coastal areas. |
| Neap Tide | A tide that occurs during the first and third quarter moon phases when there is the least. difference between high and low tides; it causes low high tides and high low tides |
| Spring Tide | A tide that occurs during the new and full moon phases when there is the greatest difference between high and low tides; it causes high high tides and low low tides. |
| Tidal Bulge | The movement of Earth's ocean waters to the sides of Earth facing toward and away from the Moon, causing a rise in ocean levels in these areas due to the gravitational pull from the Moon; it’s the cause of high tides in these areas and low tides on the s |
| Tide | The rise and fall of seawater twice daily on most coasts, caused primarily by the Moon's gravitational pull and Earth's rotation. |
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