Topographic Maps — Unit test Answers

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1
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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
2
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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
3

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.
4

Which two processes are destructive forces that occur during sedimentary rock formation?

A
cementation and compaction
B
compaction and deposition
C
deposition and weathering
D
weathering and erosion
5

Which example is most likely made from both metals and gemstones?

A
necklace
B
soda can
C
window frame
D
kitchen utensil
6

Which characteristic is used to classify metamorphic rocks as foliated or non-foliated?

A
grain size
B
layer thickness
C
arrangement of layers
D
arrangement of grains
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 event can cause slumps, landslides, and mudflows to occur?

A
earthquakes
B
hurricanes
C
snowfalls
D
thunderstorms
9

Which sedimentary rock is burned to produce energy?

A
coal
B
iron ore
C
rock salt
D
limestone
10

The image shows rock layers and magma under Earth's surface.

Question illustration
A
1
B
2
C
3
D
4
11

Which information does a compass rose provide on a map?

A
direction
B
distance
C
features
D
symbols
12

Which is one source of the sediments that form sedimentary rocks?

A
chunks of coal
B
particles in new rocks
C
liquid magma
D
materials dissolved in solutions
13

What is the relationship between the rate at which molten material cools and a mineral's crystals?

A
The faster the cooling, the larger the crystals.
B
The slower the cooling, the larger the crystals.
C
The rate at which molten material cools does not affect crystal shape.
D
The rate at which molten material cools does not affect crystal size.
14

Which is one of the main categories of sedimentary rocks?

A
clastic
B
limestone
C
shale
D
sandstone
15

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

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