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25 Cards in this Set
- Front
- Back
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surface winds
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horizontal movement of ocean water that is caused by wind and occurs at or near the oceans surfce
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el nino
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a change inpacific ocean that produces warm current
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la nina
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a change in the pacific ocean in which the surface temperature becomes unusually cool
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coriolis effect
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the apparent curving of a moving object from an otherwise straight path due to the earths rotation
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california current
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cold currents that affect the climate of coastal regions
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density of water
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it controls where water moves denser moves toward the bottom
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gulf stream
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moves warm water to north atlantic
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tsunami
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waves caused by waters sudden up and down movement
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swells
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waves that move steadily across the ocean
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breakers
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area where waves begin to tumble down
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wavelength
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distance between 2 adjacent wave crests or troughs
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crest
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highest point in a wave
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trough
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lowest point in a wave
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salinity
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measure of disolved salt in water
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undertow
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current near shores that pulls things out to sea
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how water freezes
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molecules slow way down
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lowest point of a wave
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trough
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high tide
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bulging of water caused by moon
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low tide
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area between high tide with less water
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spring tide
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tide increase that happens 2 times a month during new of full moons
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neap tide
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tides with the smallest daily tidal range and occur during the first and third moon quarters
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upwelling
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cold water moving up to replace warm water
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compare surface currents and deep currents
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surface currants happen near surface
deep currents happen where density of wqter increases surface currents controlled by winds coriolis effect and continental deflection |
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breaker zone and surf
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breaker zone is the area where waves begin to tumble down or break
surf is between breaker zone and shore |
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wave height
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the vertical distance between the crest and trough of a wave
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