Exam 1 Part 1

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Question #1

Asteroids will always be detected many years before they can collide with the Earth.

A True

B False

Question #2

All stars will go supernovae.

A False

B True

Question #3

S waves have a shadow zone because they cannot pass through certain layers of the Earth’s interior.

A True

B False

Question #4

Natural gas and oil are deposited in the ocean through the burial and heating of planktonic organic remains

A False

B True

Question #5

A quartz sandstone would most likely be deposited ______________.

A in the deep sea

B on the side slope of a mountain

C at the beach

D from a coral reef

Question #6

The point where an earthquake is generated is called the __________.

A focus

B magnitude

C epicenter

D fault scarp

E earthquake’s center

Question #7

Chalk forms due to the collection of?

A quartz sand grains on the deep ocean floor

B silica shells from ocean plankton in the deep sea

C calcite shells from ocean plankton in the shallow ocean

D calcite shells from ocean plankton in the deep sea

Question #8

Evaporites form in the ocean because of ______________.

A increased solar energy

B tide settings

C low salinity

D volcanism

E high salinity

Question #9

What type of rock is most likely to be found at a mid-ocean ridge?

A basalt

B sandstone

C gypsum

D conglomerate

E granite

F limestone

Question #10

Convection is the name of the process by which new seafloor is generated at mid-ocean ridges.

A False

B True

Question #11

________ waves travel through the Earth’s interior but cannot pass through those layers that are liquid.

A S

B P

C L

D Q

Question #12

Geographically speaking where can we generally find island arcs?

A Along the edge of a continental plate on the seaward side of a subduction zone

B Only in the southern hemisphere

C Along the edge of a continental plate on the landward side of a subduction zone

D Along the edge of the mid-ocean ridge

E Only in the northern hemisphere

Question #13

New oceanic crust is formed at ____________.

A Transform boundaries by submarine eruptions and intrusions of basaltic magma

B Convergent boundaries by submarine eruptions and intrusions of rhyolitic magma

C Divergent boundaries by submarine eruptions and intrusions of rhyolitic magma

D Convergent boundaries by submarine eruptions and intrusions of basaltic magma

E Transform boundaries by submarine eruptions and intrusions of rhyolitic magma

F Divergent boundaries by submarine eruptions and intrusions of basaltic magma

Question #14

At convergent plate boundaries, one would expect to find ______.

A earthquakes & volcanoes at all settings

B earthquakes only

C earthquakes in all & volcanoes in some but not in all settings

D volcanoes only

Question #15

Glacial deposits found 280 million year ago in India indicate __________.

A that India used to be closer to the poles

B the Sun used to generate much less heat at that time in Earth’s hostory

C that the Earth was once much colder

D all of the other choices

E that glaciers are unpredictable and prone to occur anywhere on Earth

Question #16

Ooze is classified by ___________.

A the color it is

B the ocean floor it is found on

C the age it was deposited

D the shoreline it is found on

E the type of life form that made it

F the position it is found in the ocean

Question #17

Which of the following islands were produced from hot spot activity?

A Sicily

B Great Britain

C Catalina

D Hawaii

E Greenland

F Long Island

Question #18

Which mineral is important for trapping carbon dioxide gas?

A quartz

B muscovite

C olivine

D biotite

E k-feldspar

F calcite

Question #19

Continental-continental collision will cause a change in mantle convection.

A False

B True

Question #20

Which layer of the Earth is molten?

A Crust

B Inner core

C Mantle

D Outer core

Question #21

Sedimentary rocks cannot record sea level changes.

A False

B True

Question #22

Rounding tell you how far sediments have traveled.

A False

B True

Question #23

S waves have a shadow zone because they cannot pass through certain layers of the Earth’s interior.

A True

B False

Question #24

S waves have a shadow zone because P waves bend as they pass through different rock layers.

A True

B False

Question #25

An important consequence of Pangaea’s breakup was the creation of Atlantic ocean basin.

A True

B False

Question #26

Convergent settings are places on the Earth’s crust where two plates collide with each other?

A True

B False

Question #27

Southern California represents a transform boundary.

A False

B True

Question #28

The tendency of water molecules to stick to each other is called?

A Isostasy

B Cohesion

C Adhesion

D Thermostatic inertia

E Absorption

F Ablation

Question #29

Trenches are only associated with convergent plate boundaries ________.

A False

B True

Question #30

The speed of seismic waves can be used to indicate the type of rock (i.e., seismic waves travel at different speeds through different rock types).

A True

B False

Question #31

In general, the smaller the clast size of a sedimentary grain then the closer it was deposited towards the land.

A True

B False

Question #32

Earthquakes depth is greater in a subduction zone when compared to a divergent boundary.

A True

B False

Question #33

The reason why the continental crust does not subduct is ____________.

A isostasy

B magnetism

C temperature of the continental crust compared to the mantle

D all of the other choices

Question #34

Mountains cannot be formed in convergent boundary settings.

A False

B True

Question #35

Which is not a type of plate margin?

A transform

B convergent

C divergent

D consequent

Question #36

The oldest rocks in the Atlantic Ocean are found:

A off the coast of Iceland

B directly off the coast of Morocco and the eastern United States

C at the subducting trench off Morocco

D at the spreading ridge

Question #37

Hutton’s phrase, “(The) present is the key to the past.” relates to:

A plate tectonics

B anthropology

C uniformitarianism

D catastrophism

Question #38

The layer below the lithosphere is the ______________________________.

A mantle

B asthenosphere

C outer core

D the inner core

Question #39

The first scientific voyage to explore the ocean floor for scientific research was ___________.

A H. M. S. Beagle

B H.M.S. Challenger

C U.S. S. Exploring Expedition

D U. S. S. Constitution

Question #40

When compared to the oldest rocks continental, the oldest rocks on the ocean floor are:

A significantly younger

B significantly older

C from the same age

D slightly older

Question #41

Ancient Greek mathematicians proved that the Earth was round.

A False

B True

Question #42

Internal heat reaches the Earth’s surface by:

A equal amounts of convection and conduction

B mainly conduction

C mainly convection

D the geothermal gradient

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