Landforms — Unit test Answers

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1
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Which landform rises abruptly from its surroundings and has a rounded or sharp peak?

A
hill
B
mountain
C
plains
D
plateau
2
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Which correctly lists the three types of rock particles that make up soil?

A
air, clay, and sand
B
clay, water, and silt
C
sand, clay, and silt
D
silt, water, and air
3

Which statement describes landforms?

A
They are natural.
B
They are all the same.
C
They have indistinct shapes.
D
They all have the same combinations of elevation and relief.
4

Which rocks will likely weather the least?

A
rocks that are soft
B
rocks with a porous surface
C
rocks that are in a dry climate
D
rocks with minerals that dissolve easily
5

Which describes bedrock?

A
consists of solid rock
B
lies directly above the soil layer
C
does not contain weathered rock
D
forms from decomposed material
6

A small, jagged particle with a density of 1.2 g/cm3 deposits on the ground before a large, round particle with a density of 0.82 g/cm3.Which most likely influences the rate of deposition of the jagged particle?

A
large size
B
low density
C
high density
D
irregular shape
7

A loose pile of rocks and soil travels in a single large mass. The mass moves a short distance downhill.Which mass movement does this describe?

A
creep
B
erosion
C
landslide
D
slump
8

Which correctly lists the three features of Earth that are the main types of landforms?

A
hills, valleys, and plateaus
B
lakes, valleys, and mountains
C
mountains, plains, and plateaus
D
plains, lakes, and hills
9

Which phrase describes elevation?

A
the height of a feature above sea level
B
the distance of a feature above the clouds
C
the distance above the lowest point in the area
D
the height of a feature above the nearest mountaintop
10

Which term describes erosion?

A
creates small particles
B
hardens rock fragments
C
transports solid materials
D
dissolves rock components
11

Which action would best help prevent groundwater erosion?

A
using breakwaters
B
packing down soil
C
building drains with outlets
D
increasing the slopes of riverbanks
12

Which event can cause slumps, landslides, and mudflows to occur?

A
earthquakes
B
hurricanes
C
snowfalls
D
thunderstorms
13

Which type of deposition creates sandbars?

A
glacial
B
river
C
wave
D
wind
14

How do oxbow lakes form?

A
Rivers are dammed, and the water builds up, creating a lake.
B
Runoff pools in areas of low elevation, creating a temporary lake.
C
Rivers wear away banks until the bank is broken and the river flows straight.
D
Glaciers leave deep channels in the ground, which fill with water and become a lake.
15

Which event occurs after Earth’s surface experiences weathering?

A
Wind carries sediments to a new location.
B
Ice forms cracks in large rocks.
C
Moving water breaks sediments into pieces.
D
Surface materials wear down into sediment.

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