Unit 7 ES- Oceans- condensed

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14 Terms

1
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tides

the regular rise and fall of the ocean's surface influenced by the moon's gravity pulling on earth

<p>the regular rise and fall of the ocean's surface influenced by the moon's gravity pulling on earth</p>
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gravitational pull

The force of gravity between two objects like the Earth and the Sun and the Earth and the moon.

<p>The force of gravity between two objects like the Earth and the Sun and the Earth and the moon.</p>
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salinity

the amount of salt in water

<p>the amount of salt in water</p>
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circulation

Short-term, repetitive, or cyclical movements that recur on a regular basis.

<p>Short-term, repetitive, or cyclical movements that recur on a regular basis.</p>
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currents

Large streams of water that flow through the ocean.

<p>Large streams of water that flow through the ocean.</p>
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surface current

movement of water that flows horizontally in the upper part of the ocean's surface

<p>movement of water that flows horizontally in the upper part of the ocean's surface</p>
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deep current

current caused by differences in density of ocean water that flows deep below the surface

<p>current caused by differences in density of ocean water that flows deep below the surface</p>
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global ocean conveyor belt

a constantly moving system of deep-ocean circulation driven by temperature and salinity; A system of currents moving warm and cold water all around the world.

<p>a constantly moving system of deep-ocean circulation driven by temperature and salinity; A system of currents moving warm and cold water all around the world.</p>
9
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Coriolis effect

The effect of Earth's rotation on the direction of winds and currents.

<p>The effect of Earth's rotation on the direction of winds and currents.</p>
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polar ice caps

areas of thick ice covering the North and South poles

<p>areas of thick ice covering the North and South poles</p>
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seafloor

portion of Earth's crust that lies beneath ocean waters; The bottom of the ocean

<p>portion of Earth's crust that lies beneath ocean waters; The bottom of the ocean</p>
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pH

how acidic or basic something is. 1- 7 is acidic, 7 is neutral, 8-14 is basic.

<p>how acidic or basic something is. 1- 7 is acidic, 7 is neutral, 8-14 is basic.</p>
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ocean acidification

When the ocean becomes more acidic because it absorbs too much carbon dioxide. (lower pH)

<p>When the ocean becomes more acidic because it absorbs too much carbon dioxide. (lower pH)</p>
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waves

any disturbance that transmits energy through matter or space.

<p>any disturbance that transmits energy through matter or space.</p>