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 False

B True

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 True

B False

Question #5

A quartz sandstone would most likely be deposited ______________.

A in the deep sea

B at the beach

C on the side slope of a mountain

D from a coral reef

Question #6

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

A epicenter

B magnitude

C focus

D earthquake’s center

E fault scarp

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 deep sea

D calcite shells from ocean plankton in the shallow ocean

Question #8

Evaporites form in the ocean because of ______________.

A increased solar energy

B tide settings

C volcanism

D low salinity

E high salinity

Question #9

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

A limestone

B basalt

C conglomerate

D gypsum

E granite

F sandstone

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 L

B Q

C S

D P

Question #12

Geographically speaking where can we generally find island arcs?

A Only in the northern hemisphere

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

C Along the edge of the mid-ocean ridge

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

E Only in the southern hemisphere

Question #13

New oceanic crust is formed at ____________.

A Transform boundaries by submarine eruptions and intrusions of rhyolitic magma

B Divergent boundaries by submarine eruptions and intrusions of basaltic magma

C Convergent boundaries by submarine eruptions and intrusions of rhyolitic magma

D Convergent boundaries by submarine eruptions and intrusions of basaltic magma

E Divergent boundaries by submarine eruptions and intrusions of rhyolitic magma

F Transform boundaries by submarine eruptions and intrusions of basaltic magma

Question #14

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

A earthquakes only

B volcanoes only

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

D earthquakes & volcanoes at all settings

Question #15

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

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

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

D that India used to be closer to the poles

E all of the other choices

F that the Earth was once much colder

Question #16

Ooze is classified by ___________.

A the age it was deposited

B the color it is

C the type of life form that made it

D the position it is found in the ocean

E the shoreline it is found on

F the ocean floor it is found on

Question #17

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

A Greenland

B Catalina

C Sicily

D Long Island

E Great Britain

F Hawaii

Question #18

Which mineral is important for trapping carbon dioxide gas?

A k-feldspar

B muscovite

C calcite

D olivine

E quartz

F biotite

Question #19

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

A True

B False

Question #20

Which layer of the Earth is molten?

A Outer core

B Mantle

C Inner core

D Crust

Question #21

Sedimentary rocks cannot record sea level changes.

A True

B False

Question #22

Rounding tell you how far sediments have traveled.

A True

B False

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 False

B True

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 True

B False

Question #28

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

A Ablation

B Cohesion

C Adhesion

D Thermostatic inertia

E Isostasy

F Absorption

Question #29

Trenches are only associated with convergent plate boundaries ________.

A True

B False

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 False

B True

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 False

B True

Question #33

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

A all of the other choices

B magnetism

C isostasy

D temperature of the continental crust compared to the mantle

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 divergent

C consequent

D convergent

Question #36

The oldest rocks in the Atlantic Ocean are found:

A at the subducting trench off Morocco

B at the spreading ridge

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

D off the coast of Iceland

Question #37

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

A anthropology

B catastrophism

C plate tectonics

D uniformitarianism

Question #38

The layer below the lithosphere is the ______________________________.

A mantle

B outer core

C asthenosphere

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. Constitution

D U.S. S. Exploring Expedition

Question #40

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

A from the same age

B significantly younger

C slightly older

D significantly older

Question #41

Ancient Greek mathematicians proved that the Earth was round.

A True

B False

Question #42

Internal heat reaches the Earth’s surface by:

A mainly convection

B the geothermal gradient

C mainly conduction

D equal amounts of convection and conduction

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