Cumulative Exam — Cumulative exam Answers

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Which statement describes Earth?

A
It is an outer planet.
B
It is a gaseous planet.
C
It was formed from gas and dust.
D
It has a thick atmosphere of hydrogen and helium.
23

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.
24

A college student has been assigned to write captions for a new textbook on gravity and motion. This is one of the pictures from the textbook.

Question illustration
A
The moon moves toward the Sun due to gravity.
B
The moon will move away from Earth because of inertia.
C
The moon would move in a circular path if there were no forces.
D
The moon would not stay in orbit without the pull of Earth's gravity.
25

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

Which statement describes what is gained or lost during radioactive decay?

A
Atoms gain other atoms.
B
Elements take in energy.
C
Atoms lose smaller particles.
D
Elements gain smaller particles.
29

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.
30

Which process of sedimentary rock formation occurs last?

A
cementation
B
compaction
C
deposition
D
erosion
32

Which three are formed due to compression?

A
syncline, normal fault, and strike-slip fault
B
anticline, syncline, and reverse fault
C
normal fault, anticline, and strike-slip fault
D
reverse fault, strike-slip fault, and syncline
33

Which two scientists’ theories supported the general consensus of the people and religious teachings of the time?

A
Aristarchus and Aristotle
B
Aristotle and Ptolemy
C
Ptolemy and Copernicus
D
Galileo and Aristarchus
35

Which two large landmasses formed when Pangaea first started to separate?

A
Africa and Europe
B
Europe and Laurasia
C
Gondwanaland and North America
D
Laurasia and Gondwanaland
36

Which example best illustrates a method to show differences among Earth’s layers?

A
Carson models how the continental crust varies in thickness.
B
Marisol records atmospheric and oceanic temperatures at several beaches.
C
Eliza analyzes seismic wave activity from an earthquake using a computer model.
D
Oscar determines the pressure at different depths of Earth’s crust.
37

Which phrases describe S waves?

A
behave like a ripple
B
move through liquids only
C
are classified as primary waves
D
are known as a type of direct evidence
38

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

A
atmosphere
B
biosphere
C
geosphere
D
hydrosphere
40

Sara has made this list to summarize what she learned in science class today: 1. Core 2. Radiation zone 3. Convection zone What is the best title for her list?

A
The Layers of the Interior of the Sun
B
The Layers of the Sun
C
The Layers of the Atmosphere of the Sun
D
The Main Layers of the Sun

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