Download Erosion Review

Name:____________________
Period:_______
Erosion-Deposition Review
1. Soils developed from material different from the bedrock
are known as _____________soils, while those developing
on top of their parent bedrock are _____________ soils.
2. True or False. Transported soils are more common than
residual soils.
3. The natural process of rock transportation is called
_____________ .
4. The driving force of erosion is _____________ and can
also act as an _____________ of erosion.
5. As a rock erodes downward, it loses _____________
energy.
6. An object will move down a slope when the force down
the incline is _____________ (greater than, less than, equal
to) the resisting force of friction.
7. A sudden rush of rocks and soils down a slope is called a
_____________ or a _____________ .
8. A landslide may be caused when friction is
_____________ by moisture.
9. When a soil moves imperceptibly slow down a hill,
causing fence posts to lean down a hill is called
_____________ .
10. The dominant agent of erosion on the Earth is
____________ .
11. Any process that causes a rock to crack or break into
pieces is called _____________ .
12. Name three types of physical weathering:
_____________
_____________
_____________
13. The effects of repeated freezing and thawing of water is
called _____________ .
14. True or False. Expansion and contraction of water is
sufficient to cause rocks to crack.
15. Most materials will _____________ when freezing, while
an unusual feature of water is that it will _____________
when freezing.
16. When ice within a crack melts and the crack is again
filled with water that freezes, the crack is made
_____________ and, over a period of time, will cause the
rock to _____________ along the crack.
17. True or False. The effects of frost action are most
noticeable in places where the temperature usually stays
below the freezing point of water.
18. Pieces of rock fragments weathered off of rocks is called
_____________.
19. True or False. The deeper a rock is, the more it will be
affected by weathering.
20. True or False. Roots growing into rocks can exert
enough pressure to crack the rocks.
21. A common example of _____________ is rust.
22. The weathering rate of rocks is proportional to their size.
23. The layer of soil with the most organic material is the
_____________ -Horizon.
24. Sediments that have been transported by running water
will typically be:
_____________
_____________
_____________
25. Stream discharge is also known as _____________ .
26. A steeper gradient will _____________ the velocity of a
steream.
27. A steeper gradient will _____________ the volume of the
stream.
28. The outside of a curve will have the _____________ -est
flowing water.
29. Sediments transported by wind will have a "frosty"
appearance because of _____________ in the surface
30. A boulder moved by a glacier is called _____________ .
31. A sudden drop in stream velocity will deposit sediments
in a pattern called _____________ .
32. A gradual slowing of stream velocity will deposit
sediments in a pattern called _____________ .
33. Flattest materials get deposited _____________ .
34. Densest materials get deposited_____________ .
35. When a stream has a balance between erosion and
deposition, it has reached _____________ _____________ .
36. The cone-shaped deposit at the end of a stream is a
_____________ .