Unit Test — Unit test Answers

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1
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Which correctly lists the three agents that must be present for cementation to occur?

A
minerals, heat, sediment
B
water, minerals, sediment
C
heat, animals, plants
D
sediment, heat, animals
2
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Which substance would most likely form sedimentary rock?

A
cooled lava
B
melted rock
C
changed igneous rock
D
small pebbles
3

Which correctly lists three properties that are used to identify minerals?

A
luster, weight, streak
B
magnetism, size, weight
C
size, weight, luster
D
streak, luster, magnetism
5

A mineral forms in water heated by magma inside Earth.Which statement best describes this mineral?

A
The mineral formed through evaporation.
B
The mineral crystallized from molten material.
C
The mineral formed when a hot water solution cooled.
D
The mineral likely has all the same properties as the surrounding rock.
7

An igneous rock has a coarse texture and is dark in color. How else can this rock be accurately described?

A
small crystals
B
cooled quickly
C
produced from magma
D
formed at Earth’s surface
8

Which phrase describes non-foliated rocks?

A
have grains in parallel layers
B
include quartzite and marble
C
tend to split along their bands
D
form from crystallized magma
11

Which statement correctly describes a feature of the rock cycle?

A
Rocks are preserved through the process.
B
Rocks change from one type to another.
C
Different rock groups are not related to one another.
D
The rock cycle follows a specific order.
14

Which phrase describes how metamorphic rocks form?

A
form from melting
B
form at Earth’s surface
C
form from sediments
D
form from existing rocks
17

Which process begins the formation of sedimentary rock?

A
the movement of sediment
B
the cementation of rock sediment
C
the breakdown of rock into sediment
D
the buildup of sediment in one location
18

Which is a common use of minerals?

A
pasta
B
toothpaste
C
applesauce
D
wooden craft stick
19

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
20

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

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