ocean currents,ocean,composition,and properties of water
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
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| What ocean does high salinity water cool and sink in? | the North Atlantic
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| What is the movement of wind and water to the right or left that is caused by Earth's rotation? | the Coriolis Effect
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| Upwelling's in the Pacific Ocean and Indian Ocean eventually bring what? | deep, cold water to the surface where it is warmed by the Sun
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| How long does it take to complete a full cycle of the Great Ocean Conveyor Belt? | about 1,000 years
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| What causes a surface current? | wind
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| What kind of things do ocean currents effect? | climate and weather
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| What causes water to have unusual properties? | its molecules
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| What atoms make up a water molecule? | hydrogen, and oxygen
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| What is polarity? | a condition in which opposite ends of a molecule have slightly opposite charges, but the overall charge of the molecule is neutral
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| What is cohesion? | when alike molecules attract
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| What is adhesion? | when non-alike molecules attract
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| What happens when a liquid besides water cools and freezes? | the particles get really close together(pack together)
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| What happens when water molecules begin to cool and freeze? | the molecules now have space in between them
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| What substances can water occur in? | liquid, solid, and gas
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| How are the oceans salty? | over billions of years ago is rain washed over and dissolved minerals containing sodium, chlorine, and other that form salt
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| How do the conditions in the ocean change with depth? | the deeper you go the more pressure is weighing down on you
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| How do elements from Earth's interior get into seawater? | through volcanic eruptions over time
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| What is salinity? | a measure of the mass of dissolved solids in a mass of water
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| About how much salinity is in seawater? | 35ppt
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| What is brackish water? | fresh water mixed with seawater
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| What are Abyssal Plains? | large, flat areas of the seafloor that extend across the deepest parts of the ocean basins
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| What kind of energy resources are beneath the ocean floor? | oil, natural gas, and methane hydrates
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| How many Gyres are there in the world? | 5
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| What is the definition of upwelling? | the vertical movement of water toward the ocean’s surface
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