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| large whirls of water within an ocean basin |
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s large stream of moving water that flows through the oceans
caused mostly by global winds and rotation of the earth |
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| movement of water horizontally in the upper part of the ocean's surface- parallel to Earth's surface |
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| a cirulation in the ocean that brings deep,cold water to the ocean surface to replace warmer surface water |
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vertical currents of ocean water that results from density differences in water masses ;
caused by changes in temperature, salinity and pressure - caused when cold water (more dense) sinks under less dense warm seawater |
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| vertical distance (up and down) between crest and trough |
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| horizontal distance (left to right) between crests or between troughs of 2 successive waves |
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| the time it takes for one full wave (one wave length) t pass a certain spot |
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| is the distance that the wind has traveled across open water |
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| the daily change in the level of the earth's oceans - caused mainly by the pull of the moon's gravity |
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| the difference between level of ocean at high tide and low tide |
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| the moon, Earth and sun line up together twice a month and their forces combine - occur during new moon and full moon phases |
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| gravitational pull of the moon works against the gravitational pull of the sun; resisting each other - occurs during the moon's first and last quarter phases |
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| the effect of Earth's rotatin on the dirction of winds and currents |
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