08/1. Right or wrong?

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Mark the correct statements.

8.1a) Exogenous processes gain their energy from solar radiation.
b) Exogenous processes transform the Earth by wearing down its surface, transporting loose material, and by piling up this loose material.
c) The most significant forces of erosion include volcanoes and weathering.

8.2d) Weathering is the breaking down of rock, stone, or mineral.
e) Erosion is the wearing down of rock or soil.

8.3f) The flowing water of a river erodes both the bottom and the sides of the river.
g) Canyons are caused by river erosion.
h) V-valleys are common to the Sahara desert.
i) V-valleys are common to mountainous regions.

8.4j) When a river runs through a flat plain, it begins to meander.
k) An oxbow lake is caused by glacial movement.
l) An oxbow lake is caused by river erosion.

8.5m) A delta can be formed near the mouth of a river.
n) A U-shaped valley can be formed near the mouth of a river.

8.6o) The slow movement of ice can produce U-shaped valleys.
p) The slow movement of ice can produce smooth, glacialized rock.
q) Glacial till is rock material that is transported by ice.

8.7r) The wind is the most important force of erosion on rocky shores.
s) Waves are the most important force of erosion on rocky shores.
t) Loose material can accumulate near shallow shores, creating sandbanks.

8.8u) Winds create mushroom rocks.
v) Waves create mushroom rocks.

Maximum: 22 points.

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