science exam
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| Surface Current | horizontal movement of ocean water caused by wind near the surface
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| Deep Current | Stream like movement of ocean water far below the surface
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| Trade winds | Located just north and south of the equator 0 degrees and 30 degrees latitude.
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| westerlies | located 30 degrees and 60 degrees latitude.
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| Coriolis effect | curving of the path of a moving object from an otherwise straight path, due to Earth's rotation
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| Gyre | Huge circle of moving ocean water found above and below the equator.
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| Sargasso Sea | Center of North Atlantic Gyre. Area of calm, warm water. Named after Sargassum, a type of seaweed, that floats on water.
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| Antarctic Circumpolar Current | A.K.A. west wind drift. Cold current; surface current.
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| Equatorial Countercurrent | weak, eastward flowing, warm and surface current
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| Gulf Stream | Warm surface current that is fast moving and flows up the East Coast of U.S.
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| North Atlantic current | Follows from Gulf Stream. Warm surface current.
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| Antarctic bottom water | cold, deep, slow, moves northward on the bottom of Antarctic Ocean
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| Salinity | Measure of the amount of dissolved salts in a given amount of liquid. Measured in parts per thousand. ppt= 0/00
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| Thermocline | layer in a body of water in which water temperature drops within increased depth faster than it does in other layers.
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| Pack Ice | floating layer of sea ice that completely covers an area of the ocean surface.
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| Density | the ratio of the mass of a substance to the volume of the substance. Measured in g/cm^3 (solids) over g/mL (liquids)
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| 3 main dissolved gases found in ocean water | N2- nitrogen, O2- oxygen, CO2- carbon dioxide
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| 4 main ways that gases can enter the ocean water. | Atmosphere contributes most. Streams/rivers, underwater volcanoes, marine organisms
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| relationship between water temperature and amount of dissolved gases it contains | Cold water contains more dissolved gases.
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| relationship between the temperature and density of ocean water | cold water is more dense
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| 2 factors that change the salinity of ocean water | precipitation and evaporation
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To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
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