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 True

B False

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 from a coral reef

C at the beach

D on the side slope of a mountain

Question #6

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

A focus

B magnitude

C fault scarp

D earthquake’s center

E epicenter

Question #7

Chalk forms due to the collection of?

A calcite shells from ocean plankton in the shallow ocean

B calcite shells from ocean plankton in the deep sea

C quartz sand grains on the deep ocean floor

D silica shells from ocean plankton in the deep sea

Question #8

Evaporites form in the ocean because of ______________.

A increased solar energy

B low salinity

C high salinity

D tide settings

E volcanism

Question #9

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

A basalt

B gypsum

C sandstone

D limestone

E granite

F conglomerate

Question #10

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

A True

B False

Question #11

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

A S

B P

C Q

D L

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 Only in the southern hemisphere

D Along the edge of the mid-ocean ridge

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

Question #13

New oceanic crust is formed at ____________.

A Transform boundaries by submarine eruptions and intrusions of rhyolitic magma

B Transform boundaries by submarine eruptions and intrusions of basaltic magma

C Divergent boundaries by submarine eruptions and intrusions of rhyolitic magma

D Divergent boundaries by submarine eruptions and intrusions of basaltic magma

E Convergent boundaries by submarine eruptions and intrusions of basaltic magma

F Convergent boundaries by submarine eruptions and intrusions of rhyolitic magma

Question #14

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

A volcanoes only

B earthquakes only

C earthquakes & volcanoes at all settings

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

Question #15

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

A that the Earth was once much colder

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

D that India used to be closer to the poles

E all of the other choices

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

Question #16

Ooze is classified by ___________.

A the shoreline it is found on

B the age it was deposited

C the ocean floor it is found on

D the position it is found in the ocean

E the color it is

F the type of life form that made it

Question #17

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

A Sicily

B Greenland

C Great Britain

D Catalina

E Long Island

F Hawaii

Question #18

Which mineral is important for trapping carbon dioxide gas?

A muscovite

B biotite

C quartz

D calcite

E olivine

F k-feldspar

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 Inner core

B Mantle

C Outer core

D Crust

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 False

B True

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 Adhesion

B Isostasy

C Cohesion

D Absorption

E Ablation

F Thermostatic inertia

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 False

B True

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 temperature of the continental crust compared to the mantle

D isostasy

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 convergent

B consequent

C transform

D divergent

Question #36

The oldest rocks in the Atlantic Ocean are found:

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

B at the subducting trench off Morocco

C off the coast of Iceland

D at the spreading ridge

Question #37

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

A plate tectonics

B catastrophism

C uniformitarianism

D anthropology

Question #38

The layer below the lithosphere is the ______________________________.

A asthenosphere

B outer core

C the inner core

D mantle

Question #39

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

A H.M.S. Challenger

B U.S. S. Exploring Expedition

C H. M. S. Beagle

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 from the same age

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 equal amounts of convection and conduction

B mainly conduction

C mainly convection

D the geothermal gradient

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