Sources of energy: Wind Flashcards

1
Q

wind is a …………….source of energy in the coastal systems as………………………………………..

A

primary source as it drives other processes

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2
Q

wind is not only a source of energy, but also

A

an important agent of erosion and transportation

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3
Q

another way of looking at wind is a

A

spatial variation in energy

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4
Q

where wind speeds are persistently high and uninterrupted, wave energy is likely to be

A

higher

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5
Q

most coastlines will have a

A

prevailing wind direction

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6
Q

the prevailing wind controls

A

the directions that waves approach the coastline and also the direction of transport of material in the coastline

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7
Q

waves are created from the

A

wind blowing over the sea surface

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8
Q

the wind blowing over the sea surface is called

A

frictional drag

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9
Q

the energy acquired by waves depends on: (3 items)

A
  • fetch
  • wind strength
  • length of time the wind blows for
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10
Q

wind acts as an agent of erosion because

A

it can pick up and remove sediment from the coast, which is then used to erode other features

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11
Q

abrasion is when

A

material picked up by the wind is used to erode other features by the wearing out of landscape features

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