AnswersMHS - Earth Science - S1 - CRUnit Test

Rocks and the Rock Cycle Answers

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1
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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.
2
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Florian discovers a rock that is broken into pieces. Each piece has several bands.Which type of rock does Florian predict these pieces will change into when subjected to heat and pressure?

A
igneous
B
magma
C
metamorphic
D
sedimentary
3

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
4

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
5

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
6

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.
7

Which statement describes the relationship between minerals and rocks?

A
Minerals and rocks are the same.
B
Aggregates of minerals form rocks.
C
Minerals determine the texture of a rock.
D
Most rocks are made of a single mineral type.
8

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.
9

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.
10

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.
11

How many types of rocks can form from the rock cycle?

A
1
B
2
C
3
D
4
12

Valerie creates a model using three different rocks. The rocks are classified as igneous, metamorphic, and sedimentary.Which property does Valerie use for classification purposes?

A
color
B
formation
C
shape
D
texture
13

This image shows a model of the rock cycle.

Question illustration
A
compacting of sediments on the mountain
B
cooling as the lava runs down the mountain
C
weathering of the mountain from the environment
D
eroding of different rocks at the base of the mountain
14

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

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