What causes waves and tides? Flashcards

1
Q

How are waves made?

A

Waves are made by the wind blowing over the surface of water, lifting it.

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2
Q

What is a fetch

A

Fetch is the length of the water the wind is blowing on

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3
Q

what is the most common wind in the Uk and where does it blow from?

A

The most common wind in the UK is the prevailing wind which blows from the south west.

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4
Q

What do the waves roll into and how high can it be?

A

At sea the waves roll into a gale which is up to 20 meters high.

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5
Q

Water turbulent are called _____

A

Swash

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6
Q

The water rushing up is

A

Up rush

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7
Q

The water going back is

A

Backwash

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8
Q

What if Up rush is stronger?

A

The material will be carried

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9
Q

What if Backwash is stronger?

A

The land will be eroded and dragged into the sea

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10
Q

what does Backwash cause

A

A beach

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11
Q

Why are tides created?

A

Tides are created as the moon is pulling the water towards it.

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12
Q

What is the 2nd Largest tidal range and how large is it?

A

The 2nd largest tidal range is the Briton Channel which is 14 meters long.

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13
Q

High tides occur when mostly?

A

High tides occur every twelve and half hours with low tides in between.

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14
Q

What is a tidal range?

A

A tidal range is the drop level from High tides to low tides.

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