Ocean, tides, and waves test
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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| name the 4 major oceans | Pacific,Indian, and Atlantic
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| how much of the Earths surface is covered in water | 71%
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| What is a large body of saltwater partailly or nearly completely enclosed by land | seas
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| what is a seamount | any submerged mountain like structure on the sea bottom
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| what is a seamount with a flat top called | guyot
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| what is a deep cnyon on the sea floor that is usually present where 2 plates come together | trench
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| what is coral made of | calcium carbonate
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| what is a corla reef that is located away from land that is seperated by a lagoon | barrier reef
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| what is a ring of low coral islands and reef surrounding a central lagoon that is in most cases built on a dummerged volcanoe. | atoll
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| what is the most abundante salt in the ocean water called | sodium choloride
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| what is the average time between particles entrance into the ocean and its removal by some means | residence times
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| what is the removal of salt and minerals from sea water to produse fresh drinkable water | distillation
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| how does the moon effect the ocean water | its gravity attract water on the side of the earth facing the moon causing a bulge
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| whaen does the spring tide occur and is it a high or a low tide | when the sun moon and earth are lined up, higher
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| what is a lower then usuall tide that occurs when the earth, sun, and moon form a right angle | neap tide
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| what is a water wave in which the top of the wave falls over on the forward side of the wave | breaker
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| what is a wave that appraoches the shore at an angle also produce a current that flows parallel to the shore | longshore current
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| what is a strong surface current that flows back from the shore | rip current
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| what is the best way to swim out of a rip current | to swim at a right angle
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| what is a cave formed by erosion of a cliff face by waves | sea cave
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| what is a type of ocean erosion that look like a natural bridge | sea arch
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| what is a mass of rock that wave erosion has isolated from the shore | stack
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| what is a narrow sand formation deposited by waves and currents that extends out from a headland often across from a bay orinlet | spit
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| what is a spit with a sharp bend | hook
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| what is formed when waves deposit sand across the nountain of a bay or a long coastline but hasn't connected with the mainland | barrier lisland
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| what is a current that flows in a clockwise pattern | gyre
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| which way do the northern and southern hemsiphere currents flow | clock wise, and counter clock wise
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| what is an east flowing current along the equater dividing the northern and southern west flowing currents | counter current
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| what is a fast subsurface current caused by the wieght of a large amounts of suspended sediment | turbidity current
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| what is a current created by the tendency of denser more saline water to sink and displace less dense water | density current
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| what is less saline water which rises upwellings | cold water rising
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Created by:
oliviaobrien
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