Sciecne Chapter 12 Vocabulary Flashcards

1
Q

salinity

A

The amount of salt in water

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2
Q

water pressure

A

The pressing of water around you

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3
Q

continental shelf

A

It is under the ocean, and it’s not too deep. Most sea life is found here.

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4
Q

continental slope

A

The part under the ocean that drops down from the continental shelf

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5
Q

abyssal plain

A

It’s the deepest part of the ocean. It’s flat, and there isn’t much life here.

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6
Q

wave

A

They are found on the surface of the ocean. They move up and down. They are mostly caused by wind.

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7
Q

current

A

Like rivers in the ocean. They are faster moving water.

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8
Q

tides

A

When the level of the ocean water moves up or down on the beach. They are caused by pull of the moon’s gravity (mostly). The sun’s gravity has a smaller effect.

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9
Q

shore

A

Where the ocean meets the land

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10
Q

headland

A

A rocky point that sticks out into the water

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11
Q

tide pool

A

A pool of water that is left behind when the tide goes out. Living things like to live in tide pools.

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12
Q

jetty

A

It’s a man-made thing that is made to block waves

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13
Q

What Jetty main purpose?

A

to protect the beaches from costal erosion

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14
Q

How are waves and currents like?

A
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15
Q

Which increase as you go deeper into the ocean?

A

Water pressure

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16
Q

Nat wades into the ocean. On what structure is he standing?

A

Continental shelf

17
Q

Mr.Rock and his dad floated in the ocean for a haft hour. When they come out into the beach they couldn’t see the rest of the family. What kind of current had carried them away from their family?

A

Rip ( Not “Rest in peace! )

18
Q

What is the beach restoration

A

Putting sand back on the beach

19
Q

What cause tides?

A

The pull of the moon