NAME:
EROSION TAKE HOME QUIZ
1. Large igneous boulders have been found on surface
sedimentary bedrock in North Carolina. Which
statement best explains the presence of these
boulders?
A) Sedimentary bedrock is composed of igneous
boulders.
B) Boulders were transported to the area by ice.
C) The area has had recent volcanic activity.
D) The area was once part of a large mountain
range.
2. On a field trip 40 kilometers east of the Finger Lakes,
students observed a boulder of gneiss on the surface
bedrock. This observation best supports the inference
that the
A) surface sedimentary bedrock was weathered to
form a boulder of gneiss
B) surface sedimentary bedrock melted and
solidified to form a boulder of gneiss
C) gneiss boulder was formed from sediments that
were compacted and cemented together
D) gneiss boulder was transported from its original
area of formation
3. Granite pebbles are found on the surface in a certain
area where only sandstone bedrock is exposed. Which
is the most likely explanation for the presence of
these pebbles?
A) The granite pebbles were transported to the area
from a different region.
B) Some of the sandstone has been changed into
granite.
C) The granite pebbles were formed by weathering
of the exposed sandstone bedrock.
D) Ground water tends to form granite pebbles
within layers of sandstone rock.
6. Unsorted, angular, rough-surfaced cobbles and
boulders are found at the base of a cliff. What most
likely transported these cobbles and boulders?
A) running water
C) gravity
B) wind
D) ocean currents
7. A landslide is an example of
A)
B)
C)
D)
river deposition
glacial scouring
mass movement
chemical weathering
8. Pieces of bedrock material that are broken from a cliff
and deposited by a landslide at the base of the cliff are
best described as
A)
B)
C)
D)
rounded and sorted
rounded and unsorted
angular and sorted
angular and unsorted
9. A large, scratched boulder is found in a mixture of
unsorted, smaller sediments forming a hill in central
New Jersey. Which agent of erosion most likely
transported and then deposited this boulder?
A) wind
C) ocean waves
B) a glacier
D) running water
10. For which movement of earth materials is gravity
not the main force?
A)
B)
C)
D)
sediments flowing in a river
boulders carried by a glacier
snow tumbling in an avalanche
moisture evaporating from an ocean
11. The diagram below shows the sequence of events
leading to the deposition of landslide debris.
4. On the Earth's surface, transported materials are more
common than residual materials. This condition is
mainly the result of
A) subduction
C) folding
B) erosion
D) recrystallization
5. How would unsorted piles of angular sediments most
likely be transported and deposited?
A) wind
C) ocean waves
B) glaciers
D) running water
What was the primary force that caused this
landslide?
A) gravity
C) prevailing winds
B) moving ice
D) stream discharge
EROSION TAKE HOME QUIZ
12.Base your answer to the following question on
the block diagram and the cross section below. The block diagram shows the present position of
Niagara Falls in relation to the Niagara Escarpment. The cross section shows the general bedrock
structure of present-day Niagara Falls.
EROSION TAKE HOME QUIZ
Which evidence in the cross section of Niagara Falls most clearly shows that erosion is occurring
today?
A)
B)
C)
D)
upper rock units of early Silurian age
layering of the rock units of the face of the falls
sand grains within the Grimsby and Whirlpool sandstones
piles of rock fragments at the base of the falls
13. Base your answer to the following question on
the diagram below, which represents the landscape features associated with a meandering river. Letters
W, X, Y, and Z represent locations on the floodplain.
During transport by this river, a sediment particle will most likely become
A) more rounded
B) more dense
C) heavier
14. Base your answer to the following question on the
diagram which represents a profile of a mountain
glacier in the northern United States.
The downhill movement of mountain glaciers such
as the one shown in the diagram is primarily caused
by
A)
B)
C)
D)
evaporation of ice directly from the glacier
snow blowing across the top of the glacier
the force of gravity pulling on the glacier
water flowing over the glacier
D) larger
15. The block diagram below shows a displacement of
rock layers.
Which process describes the downward sliding of
the rock material?
A) tidal changes
C) mass movement
B) glacial erosion
D) lava flow
EROSION TAKE HOME QUIZ
16. Which graph best represents the relationship between the discharge of a stream and the velocity of
stream flow?
A)
B)
C)
D)
17. The diagram below shows the surface features of a
landscape.
19. The map below represents a view of a flowing
stream. The letters identify locations in the stream
near the interface between land and water. At which
two locations is erosion due to flowing water likely
to be greatest?
Based on the features shown, which erosional agent
had the greatest effect on tree growth and the
structures that humans have built on this landscape?
A) running water
C) prevailing wind
B) moving ice
D) mass movement
18. As a result of glaciation, New York has
A)
B)
C)
D)
few lakes
many V-shaped valleys
many sand and gravel deposits
thick soils formed "in place" from underlying
bedrock
A) A and B
C) A and D
B) B and D
D) B and C
20. Which natural agent of erosion is mainly responsible
for the formation of the barrier islands along the
southern coast of Long Island, New York?
A) mass movement
C) prevailing winds
B) running water
D) ocean waves
EROSION TAKE HOME QUIZ
21. Base your answer to the following question on the
map below, which shows a portion of a stream that
flows southward. Letters A through E represent
locations in the stream. Line XY is the location of a
cross section.
23. The photograph below shows a valley.
Which agent of erosion most likely produced this
valley's shape?
A) blowing wind
C) moving ice
B) ocean waves
D) running water
Which cross section along line XY best represents the
24. The photograph below shows a large boulder of
shape of the stream bottom?
metamorphic rock in a field in the Allegheny Plateau
A)
B)
region of New York State.
C)
D)
22. The diagram below shows a cross section of a river.
Letters A, B, C, and D represent points in the river.
The boulder was most likely moved to this location
by
A) glacial ice
C) streamfiow
B) prevailing wind
D) volcanic action
25. Which change is most likely to occur in a landscape
if its climate changes from humid to arid?
At which point is the water most likely to have the
greatest velocity?
A) A
B) B
C) C
D) D
A) Wind will become a more important agent of
erosion.
B) Surface features will become more rounded.
C) Chemical weathering will increase.
D) Vegetation will increase.
EROSION TAKE HOME QUIZ
26. Base your answer to the following question on the map below, which shows a portion of a drumlin
field. Elevations are in feet.
These drumlins are composed of sediments transported and deposited directly by glacial ice. These
sediments are likely to be
A)
B)
C)
D)
well-rounded, sand-sized particles
well sorted in horizontal layers
unsorted and not in layers
found underwater, mixed with organic materials
27. Base your answer to the following question on the diagram below, which shows the edge of a
continental glacier that is receding. R indicates elongated hills. The ridge of sediments from X to Y
represents a landscape feature.
Which feature will most likely form when the partially buried ice block melts?
A) drumlin
B) moraine
C) kettle lake
28. Which agent of erosion is most likely responsible for
the deposition of sandbars along ocean shorelines?
A) glaciers
C) wave action
B) mass movement
D) wind action
D) finger lake
29. Long, sandy islands are composed mostly of sand
and rounded pebbles arranged in sorted layers.
Which agent of erosion most likely shaped and
sorted the sand and pebbles while transporting them
to their island location?
A) glaciers
C) wind
B) landslides
D) ocean waves
EROSION TAKE HOME QUIZ
30. What change will a pebble usually undergo when it
is transported a great distance by streams?
A) It will become jagged and its mass will
decrease.
B) It will become jagged and its volume will
increase.
C) It will become rounded and its mass will
increase.
D) It will become rounded and its volume will
decrease.
31. The topographic map below shows two hills located
in upstate New York.
32. The diagram below shows a cross section of soil
from the east coast containing pebbles, sand and
clay.
The soil was most likely deposited by
A) an ocean current
C) a river
B) the wind
D) a glacier
33. The diagram below represents a geologic cross
section.
Which statement best explains why the
conglomerate appears to be the most weathered
bedrock?
Which agent of erosion is most responsible for the
shape of these hills?
A) wind
C) waves
B) gravity
D) glaciers
A) The conglomerate particles are large.
B) The conglomerate is composed of quartz
cobbles and pebbles.
C) The conglomerate underlies a steeper-sloped
surface.
D) The conglomerate has been exposed to
weathering the longest.
EROSION TAKE HOME QUIZ
34. Base your answer to the following question on the
diagram below, which shows ocean waves
approaching a shoreline. A groin (a short wall of
rocks perpendicular to the shoreline) and a
breakwater (an offshore structure) have been
constructed alone the beach. Letters A, B, C, D, and
E represent locations in the area.
This shoreline is located along the east coast of
North America. Which ocean current would
most likely modify the climate of this shoreline?
A) Florida Current
C) Brazil Current
B) Canaries Current
D) California Current
EROSION TAKE HOME QUIZ
35. The map below shows Rockaway Peninsula, part of Long Island's south shore, and the location of
several stone barriers, A, B, C, and D, that were built to trap sand being transported along the coast
by wave action.
On which map do the arrows best show the direction of wave movement that created the beaches in
this area?
A)
B)
C)
D)
Earth Science
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