AnswersMO-Earth and Space Science ALab: Mineral and Rock Classification

Lab: Mineral and Rock Classification — Cumulative exam Answers

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21
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Which is one characteristic that is used to identify types of metamorphic rocks?

A
color
B
rock size
C
grain arrangement
D
type of rock before metamorphosis
22
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Look at this image of a star cluster.

Question illustration
A
open
B
binary
C
globular
D
eclipsing
23

Which force keeps the planets from floating off into space?

A
Earth’s gravity
B
the Sun’s gravity
C
the moon’s gravity
D
Milky Way’s gravity
24

Which statement describes earthquakes?

A
They release energy.
B
They are caused by reduced stress in rocks.
C
They begin at the epicenter.
D
They result from movement on Earth’s surface.
25

Which statement best describes a population that competes for reproductive purposes?

A
Animals push each other to access water.
B
Hyenas quarrel over a fresh animal kill.
C
Squirrels and chipmunks collect food for the winter months.
D
Members of the same species battle each other to protect their young.
26

Which explanation provides support for continental drift theory?

A
Dinosaurs lived on many continents.
B
Coal fields match up across continents.
C
Tropical plant fossils were found in warm areas.
D
Mountains formed where Earth cooled and shrank.
27

Who rediscovered Aristarchus’s model of a heliocentric solar system?

A
Copernicus
B
Galileo
C
Kepler
D
Ptolemy
28

The diagram illustrates the water cycle.

Question illustration
A
Water cycles from a nonliving to a living part of the environment.
B
Water changes from a liquid to a gas.
C
Water changes from a gas to a liquid.
D
Water cycles from a living to a nonliving part of the environment.
29

Which two processes would most likely cause metamorphic rocks to change into sediments?

A
compaction and erosion
B
cementation and weathering
C
erosion and weathering
D
heating and compaction
30

Which process of sedimentary rock formation occurs last?

A
cementation
B
compaction
C
deposition
D
erosion
31

The cryosphere is part of which sphere of the Earth system?

A
atmosphere
B
biosphere
C
geosphere
D
hydrosphere
32

What do scientists know about the future of the universe?

A
what dark matter is made of
B
why the expansion of the universe is accelerating
C
that stars will eventually burn out causing the universe to become cold and dark
D
that galaxies spin much slower than they should based on visible matter
33

By which mechanism does older oceanic rock move at a ridge?

A
Magnetic forces move the rock.
B
Continents drift and move the rock.
C
The ridge subducts and moves the rock.
D
New molten material rises and moves the rock.
34

Which discovery did scientists make at mid-ocean ridges that caused them to conclude that new rock was being formed by molten material?

A
magnetic banding
B
pillow-shaped rocks
C
older rocks farther from the ridge
D
rocks with similar characteristics
35

These images show types of landforms.Which image shows a plateau?

Question illustration
A
1
B
2
C
3
D
4
36

The image shows a world map.

Question illustration
A
east of Africa
B
close to the equator
C
on the prime meridian
D
in the Northern Hemisphere
37

The image shows an up-close view of a rock.

Question illustration
A
jagged grains
B
coarse grains
C
rounded grains
D
non-banded grains
38

A hiker crosses topography near the sea that has low elevation and low relief and then climbs up steeply to reach a peak.Which two landforms has the hiker experienced?

A
hills and plateau
B
plateau and mountain
C
mountain and coastal plains
D
interior plains and hills
39

Which statement reveals a property that can be used to identify a mineral?

A
A mineral is found in Africa.
B
A mineral is made in a laboratory.
C
A mineral is used to make medicine.
D
A mineral has hexagonal-shaped crystals.
40

An igneous rock has large red, black, and green crystals. How else can this rock be accurately described?

A
fine texture
B
cooled quickly
C
intrusive origin
D
created by lava

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Lab: Mineral and Rock Classification