AnswersCMS Summer 2026 Earth and Environmental Science CREDIT RECOVERYUnit Test

Unit Test — Unit test Answers

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1
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Which process involves wind moving loose sediment?

A
abrasion
B
deflation
C
impact
D
plucking
2
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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
3

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.
4

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.
5

The image shows a topographic map.

Question illustration
A
close to Nixon Lane
B
in the lowland marsh
C
at the Colorado River
D
near a major highway
6

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
7

Which type of deposition creates sandbars?

A
glacial
B
river
C
wave
D
wind
8

Topography maps are best used for which activity?

A
designing roads for a new town
B
sailing across one of the Great Lakes
C
estimating the number of trees in an area
D
determining the warmest beach to visit
9

How is the elevation displayed on a topographic map?

A
contour lines
B
contour intervals
C
index contours
D
intermediate contours
10

Which statement describes one characteristic of index contour lines?

A
They appear thinner and lighter than other lines on a map.
B
They show regions where a difference in elevation exists.
C
They show the locations of roads and paths on the landscape.
D
They show ratios used to determine the actual distance on a map.
11

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.
12

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

A
earthquakes
B
hurricanes
C
snowfalls
D
thunderstorms
13

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
14

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
15

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

A
hill
B
mountain
C
plains
D
plateau

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