Rocks and the Rock Cycle Answers

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Granite rock is light in color. Which feature directly contributes to this color?

A
the process that forms granite
B
the amount of silica minerals in granite
C
the shape of the grains found in granite
D
the unique pattern formed by grains in granite
3

What happens when magma cools during the rock cycle?

A
Igneous rock is formed.
B
Metamorphic rock is melted.
C
Sediments form sedimentary rock.
D
Metamorphic rock forms sediments.
4

As streams flow through Stone Mountain, layers of sand build up. Over time, the sand particles form a sedimentary rock called sandstone.What causes sandstone to change into metamorphic rock at Stone Mountain?

A
Sandstone is reshaped by erosion from a stream.
B
Sandstone builds up layers of sand at the mountain.
C
Sandstone experiences intense heat and pressure.
D
Sandstone has more sand particles compacted on top of it.
5

Study this image.

Question illustration
A
The grains of this rock are jagged.
B
The grains in this rock are tiny.
C
This rock has a non-banded pattern.
D
The color of this rock is determined by its texture.
6

Sandstone is a sedimentary rock. Which two processes cause sand particles to form sandstone?

A
cementation and cooling
B
compaction and cementation
C
cooling and erosion
D
erosion and heating
7

Which property of a rock determines its color?

A
its grain size
B
its method of formation
C
its mineral composition
D
its coarse-grain content
8

Study the image of this rock.

Question illustration
A
It has many layers.
B
It is coarse-grained.
C
Its grain shape is round.
D
Its texture is non-banded.
9

Which correctly lists three features of a rock's grains that determine its texture?

A
color, pattern, size
B
formation, color, shape
C
pattern, color, formation
D
shape, pattern, size
10

Study the image.

Question illustration
A
The rock has fine grains.
B
The grains of the rock are sharp or jagged.
C
The rock is banded.
D
The bands of the rock run from the top to the bottom.

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