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25 Cards in this Set
- Front
- Back
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Wave
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the movement of energy through a body of water
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Current
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a large stream of moving water that flows through the ocean
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Benthos
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organisms that live on the bottom of the ocean
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Salinity
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the total amount of dissolved salts in a water sample
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Continental Slope
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a steady incline starting at the beginning of the continental slope
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Nekton
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free swimming animals that can swim throughout the water cycle
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Plankton
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tiny algea and animals that float in the water and are carried by waves and currents
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Estuaries
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a coastal inlet or bay where fresh water mixes with salty ocean
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Crest
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highest point of a wave
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trough
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the lowest part of a wave
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Spring Tide
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a tide with the greatest diffrence between high and low tide that occurs when the sun and moon are alighned in a line with earth
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Neap Tide
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a tide with the least diffrence between low and high tide that occur when the sun and moon pull at right angles of eachother
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Wavelength
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the distance on a wave from crest to crest
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Coriolis Effect
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the way earths rotation makes wind in the northen hemisphere curve right and the southern half to the left
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Upwelling
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an upward pull of cold water from the oceans depths
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El Nino
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an abnormal climate event that occurs every 2 to 7 years in the pacific ocean.
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Rip Current
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a rush of water that flows rapidly back out to sea
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Transition Zone
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from bottom of surface zone to about one kilometer- temp drops to 4 degree celcius
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Surface Zone
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from surface to about 200 meters- avg temp is 17.5 degree celcius
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How do waves change as they approach the shore?
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wave hieght increases and the wave length decreases
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What causes tides?
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interaction of the earth, moon, and sun
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How do conditions change as you move deeper into the ocean?
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color and light gets dull, temperature decreases, slinity stays fairly constant, dencer water, and pressure increases.
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How far into the ocean does light penetrate?
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about 200 meters
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How can currents affect the climate of the area?
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a surface are cools or warms the air around it
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What causes deep currents?
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diffrence in density
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