Sedimentary Rocks Answers

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Which two parts of sedimentary rock formation include the breakdown and carrying away of existing rock?

A
cementation and erosion
B
compaction and cementation
C
deposition and compaction
D
erosion and weathering
2
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Which processes contribute to the formation of chemical sedimentary rocks?

A
Organisms decay in a solution.
B
Minerals dissolve and crystalize.
C
Rock fragments squeeze together.
D
The remains of plants and animals.
3

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4

Which statement describes one role of minerals during cementation?

A
Minerals bind sediments together.
B
Compressed minerals form new rock.
C
Sediments dissolve and bind minerals together.
D
Spaces between minerals are filled with sediments.
5

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6

Which main type of sedimentary rock forms from solutions?

A
chemical
B
clastic
C
organic
D
shale
7

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8

Which correctly lists three factors that contribute to weathering of rock?

A
ice, water, wind
B
layers, minerals, water
C
minerals, water, ice
D
water, minerals, wind
9

The image shows an example of a sedimentary rock.

Question illustration
A
visible crystal formations
B
variation of colored sediments
C
visible rock fragments
D
distribution of organic materials
10

The image shows an example of a sedimentary rock.

Question illustration
A
the varying sizes of its rock fragments
B
the visible pieces of sediment it contains
C
the ocean animals deposited in its layers
D
the crystals of dissolved minerals it contains
11

Which process moves small rock pieces during sedimentary rock formation?

A
compaction
B
deposition
C
erosion
D
weathering
12

Which type of sedimentary rock forms from weathered sediment?

A
chemical
B
clastic
C
coal
D
organic
13

Which phrase describes a feature of clastic sedimentary rocks?

A
grouped by color
B
formed by chemical weathering
C
grouped by size of rock fragments
D
formed from dead plants and animals

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