Section: Wind Erosion and Deposition

advertisement
Name _______________________________Class __________________ Date __________________
Section: Shoreline Erosion and Deposition – Chapter 12 section 1
_____ 1. When waves crash into rocks over a long period of time,
a. the waves gain energy.
c. the waves lose energy.
b. the rocks became sand.
d. the rocks get harder.
_____ 2. The boundary between land and water is a(n)
a. sea stack.
b. estuary.
c. wave.
d. shoreline.
3. Explain how waves can turn rock into sand.
WAVE EROSION
Match the correct description with the correct term. Write the letter in the space provided.
_____ 4. offshore columns of rock
_____ 5. formed when cliffs of hard rock erode more slowly than surrounding rock
_____ 6. formed when waves cut holes into weak rock along the base of sea cliffs
_____ 7. formed when a sea cliff wears back
_____ 8. formed by waves eroding a sea cave, cutting completely through the
a. headland
b. wave-cut terrace
c. sea stacks
d. sea arches
e. sea caves
WAVE DEPOSITS
9. An area of shoreline made up of material deposited by waves is called a(n)
a. headland.
b. beach.
c. surf.
d. island.
10. Why aren’t all beaches made up of light-colored sand?
11. An underwater or exposed ridge of sand, gravel, or shell is a(n).______________________
12. An exposed sandbar connected to the shoreline is called a(n)
Section: Stream and River Deposits – Chapter 11 section 2
13. What bodies of water erode and move enormous amounts of soil and rock?
14. Where do rivers and streams deposit sediment?
15. A fan-shaped mass of mud deposited at the mouth of a stream is a(n) ___________________
16. What do the mud deposits of the deltas form?
17. What happens to the speed of a fast-moving mountain stream when it flows onto a flat plain?
18. A fan-shaped mass of material deposited by a stream when the slope of the land decreases sharply is a(n)
______________________.
19. What is one difference between an alluvial fan and a delta?
Original content Copyright © by Holt, Rinehart and Winston. Additions and changes to the original content are the responsibility of the instructor.
Holt Science and Technology
3
Agents of Erosion and Deposition
.
Name _______________________________Class __________________ Date __________________
Section: Wind Erosion and Deposition
_____ 1. How do plants reduce wind erosion?
a. Plants shade the soil.
b. Plant roots hold sand and soil in place..
c. Plants break down and make soil
d. Plant roots help break up soil.
THE PROCESS OF WIND EROSION
Match the correct description with the correct term. Write the letter in the space provided. Some terms will
not be used.
_____ 2. wind causes sand-sized particles to skip and bounce
_____ 3. wind erosion in which fine, dry soil particles are blown away
_____ 4. grinding and wearing down of rock by other rock or sand
a.
b.
c.
d.
e.
deflation hollows
abrasion
saltation
deflation
desert pavement
Wind-Deposited Materials
_____ 5. Wind carries particles like rivers carry
a. water.
c. sediment
b. grass..
d. fish.
_____ 6. Very fine-grained sediment deposited by wind is called
a. dunes.
c. loess
b. beach..
d. talcum.
Place the five steps involved in forming a sand dune in order from first to last. Write the appropriate number in the
space provided.
_____ 7. Material collects and creates an additional obstacle.
_____ 8. Wind deposits more material, forming a mound or dune.
_____ 9. Slowing wind drops the heavier particles.
_____ 10. Wind hits a rock, plant, or other object and slows down.
_____ 11. The original object eventually becomes buried.
Original content Copyright © by Holt, Rinehart and Winston. Additions and changes to the original content are the responsibility of the instructor.
Holt Science and Technology
4
Agents of Erosion and Deposition
Name _______________________________Class __________________ Date __________________
Section: Erosion and Deposition by Ice
1. What is a glacier?
2. How and where are valley glaciers formed?
3. What type of glacier forms in mountain areas?
4. What is a continental glacier?
5.Describe the two ways glaciers move.
LANDFORMS CARVED BY GLACIERS
Match the correct description with the correct term. Write the letter in the space provided.
_____ 6. smaller glacial valleys that join the deeper main valley
_____ 7. bowl-like depressions where glacial ice cuts into the mountain
walls
_____ 8. pyramid-shaped peaks that form when three or more cirque
glaciers erode a mountain
_____ 9. jagged ridges that form between two or more cirques cutting
into the same mountain
a.
b.
c.
d.
e.
horns
hanging valleys
arêtes
cirques
U-shaped valleys
_____ 10. valleys formed when a glacier erodes a river valley from its
original V shape
TYPES OF GLACIAL DEPOSITS
11. All material carried and deposited by glaciers is called ______________________.
12. What are the two main types of glacial drift?
13. Unsorted rock material that is deposited directly by the ice when it melts is called_________________
14. A glacial deposit that is sorted and layered by streams or melt water is called______________________
Original content Copyright © by Holt, Rinehart and Winston. Additions and changes to the original content are the responsibility of the instructor.
Holt Science and Technology
5
Agents of Erosion and Deposition
Name _______________________________Class __________________ Date __________________
Section: The Effect of Gravity on Erosion and Deposition
1. What is mass movement?
2.What causes ice, rocks, and soil to move down a slope?
RAPID MASS MOVEMENT
Match the correct definition with the correct term. Write the letter in the space provided. Some terms will not
be used.
_____ 3. a group of loose rocks falling down a steep slope
_____ 4. sudden, rapid movement of rock and soil down a slope
_____ 5. mudflows of volcanic origin
_____ 6. rapid movement of a large mass of mud
SLOW MASS MOVEMENT
_____ 7. Extremely slow movement of material downhill is called
a. slump.
b. rock fall.
c. creep.
d. mudflow.
8. What are three factors that affect creep?
_______________________________________________________________
_______________________________________________________________
_______________________________________________________________
Original content Copyright © by Holt, Rinehart and Winston. Additions and changes to the original content are the responsibility of the instructor.
Holt Science and Technology
6
Agents of Erosion and Deposition
a.
b.
c.
d.
e.
f.
landslide
slump
mudflow
lahar
rock fall
monsoon
Name _______________________________Class __________________ Date __________________
Original content Copyright © by Holt, Rinehart and Winston. Additions and changes to the original content are the responsibility of the instructor.
Holt Science and Technology
7
Agents of Erosion and Deposition
Download