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15
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To drop material like sand small stones to form beaches, this is called...
Deposit (desposition)
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15
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What is a storm surge?
an abnormal rise in sea level caused by a storm, it brings coastal floods
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The tides occur because of....(state the main reason)
The moon (and to a lesser extent the sun).
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The waves carry eroded material away, this is called....
Transport
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What is the cheapest coastal defense?
Wooden revetments
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What is backwash?
The water rolling back into the sea.
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Name two ways people use coasts.
Holiday, relaxation, fishing, transport
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eraser
Reset score!
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gift
Win 20 points!
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fairy
Take points!
5
10
15
20
25
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lifesaver
Give 15 points!
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baam
Lose 10 points!
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rocket
Go to first place!
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rocket
Go to first place!
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lifesaver
Give 20 points!
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What is the most expensive coastal defense?
Sea wall
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What is uprush?
Water that goes up the coast.
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Name some ways that people can protect their coastal homes from erosion. At least 2.
rock armor, revetments, groynes, artificial reef, sea wall, beach nourishment
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Define Erosion
The wearing away of rock, stones, and soil by rivers, waves, wind, or glaciers.
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What does it mean to be sustainable?
Can be carried into the future without harming peoples quality of life, the economy or the environment
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lifesaver
Give 20 points!
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shark
Other team loses 20 points!
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shark
Other team loses 20 points!
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banana
Go to last place!
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15
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What determines how large a wave is?
How strong the wind is, how long the wind blows and how long the fetch is
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