Quiz about Chapter 5 Plate Tectonics

Question 1

Which scientist proposed the continental drift hypothesis in 1911?

Accepted Answer

Wegener

Answer

Tharp

Answer

Hess

Answer

Richter

Question 2

What does the theory of continental drift state?

Accepted Answer

The continents were all joined together and slowly drifted apart

Answer

The continents were once much farther apart and have since been moving together

Answer

There used to be more continents than there are today, but some are now underwater

Answer

Continents move by floating on water

Question 3

SELECT ALL POSSIBLE ANSWERS:

Which of these statements supports continental drift?

Accepted Answer

Identical fossils found on different continents

Accepted Answer

Continents that fit together like puzzle pieces

Accepted Answer

Identical rocks found on different continents

Answer

Different ferns on different continents

Question 4

In 1915, Wegener published a book called The Origin of Continents and Oceans

Accepted Answer

TRUE

Answer

FALSE

Question 5

Pangea is the name of the supercontinent which Wegener believed existed about 300 million years ago.

Accepted Answer

TRUE

Answer

FALSE

Question 6

Magnetite in rocks of various ages point to different locations, which suggest that:

Accepted Answer

The continents have moved

Answer

The poles moved significantly

Answer

There are multiple North poles

Answer

Everything is stationary

Question 7

Magnetite crystals points to the magnetic north pole are evidence for continental drift if:

Accepted Answer

The pole is stationary but the continent is moving

Answer

The pole is moving across the landscape

Answer

The pole is flipping with the magnetic south pole

Answer

The pole is stationary and the continent is stationary

Question 8

Crystals that point in the direction of the magnetic north pole are made of

Accepted Answer

Magnetite

Answer

Peridotite

Answer

Hematite

Answer

Granite

Question 9

The image above shows a bathymetric map of the Atlantic Ocean. Which geologic feature is a mid-ocean ridge?

Accepted Answer

In the middle of the Atlantic Ocean

Answer

Off the east coast of South America

Answer

In southern Africa

Question 10

_____________ were used to map the ocean floor using the speed of sound through water.

Accepted Answer

Echo sounders

Answer

Map makers

Answer

Ocean floor walkers

Answer

Submersibles

Question 11

___________ lie(s) between the foot of a continental rise and a mid-oceanic ridge.

Accepted Answer

Abyssal plains

Answer

The continental slope

Answer

The continental margin

Answer

Rift zones

Question 12

If it is true that new seafloor is created at mid-ocean ridges, then

Accepted Answer

Old seafloor must be destroyed somewhere

Answer

The planet must be getting bigger

Answer

New seafloor must sink directly into the mantle

Answer

None of these

Question 13

The evidence that old seafloor is destroyed at deep-sea trenches includes the fact that

Accepted Answer

Magnetic stripes end at the trenches

Answer

Heat flow is high at the trenches

Answer

The crust is very thin at the trenches

Answer

All of the above

Question 14

A basalt can be dated so it is possible to know the ages of rocks by analyzing if the rock has a normal or reversed ___________

Accepted Answer

Magnetic polarity

Answer

Alignment

Answer

Poles

Answer

Layering

Question 15

Which of the following statements(s) supports the idea of seafloor spreading along the Mid-Atlantic Ridge?

Accepted Answer

Both A and B

Answer

Changes in the orientation of magnetized minerals

Answer

Changes in the thickness of the ocean sediments

Answer

None of the above

Question 16

With increasing age, seafloor rocks

Accepted Answer

Collect an increasing amount of sediment

Answer

Wear away to become thinner

Answer

Become hotter

Answer

All of these

Question 17

Which layer of the Earth contains the asthenosphere?

Accepted Answer

Mantle

Answer

Inner core

Answer

Outer core

Answer

Crust

Question 18

What does a line of earthquake epicenters on a map through the center of an ocean indicate?

Accepted Answer

A plate boundary is in the center of the ocean

Answer

The seismometer incorrectly identified where the epicenters of earthquakes were.

Answer

The center of a tectonic plate is at the center of an ocean

Answer

Nothing since scientists can not gain information about tectonics from earthquake epicenters.

Question 19

How did scientists draw boundaries around the plates?

Accepted Answer

By analyzing the locations of earthquake epicenters

Answer

By studying the patterns of continental drift

Answer

By studying the shape of the coastlines of continents

Answer

By measuring the thickness of the lithosphere

Question 20

How can our understanding of plate boundaries help reduce damage from earthquakes?

Accepted Answer

By identifying plate boundaries, we can implement construction practices that are more resistant to damage in earthquake-prone areas

Answer

Understanding plate boundaries helps us control and manipulate the forces of plate tectonics to prevent earthquakes

Answer

Understanding plate boundaries can not help reduce damage from earthquakes

Answer

Our understanding of plate boundaries allows us to predict the magnitude of earthquakes before they happen

Question 21

The image above shows the Nazca plate and the South American plate converging into each other. What geologic formation would you expect to find here?

Accepted Answer

Mountains

Answer

Plateaus

Answer

Rift valleys

Answer

Glaciers

Question 22

Plates move at a rate of about 2 ________________ a year.

Accepted Answer

Centimeters

Answer

Millimeters

Answer

Kilometers

Answer

Meters

Question 23

What theory explains the seismic activity on Earth?

Accepted Answer

Plate tectonics

Answer

Convection

Answer

Seafloor spreading

Answer

Continental drift

Question 24

Volcanoes are found at plate boundaries.

Accepted Answer

TRUE

Answer

FALSE

Question 25

Which type of plate boundary is shown in the photo above?

Accepted Answer

Divergent

Answer

Transform

Answer

This is not a plate boundary

Answer

Convergent

Question 26

The Mid-Atlantic ridge is an example of ocean-ocean convergent plate boundary

Accepted Answer

FALSE

Answer

TRUE

Question 27

The Mid-Atlantic Ridge is an example of what type of location?

Accepted Answer

Divergent plate boundary

Answer

Subduction zone

Answer

Convergent plate boundary

Answer

Transform fault

Question 28

At what type of plate boundary are two plates moving apart?

Accepted Answer

Divergent boundaries

Answer

Transform boundaries

Answer

Convergent boundaries

Question 29

What is created with plate divergence after the continental crust splits?

Accepted Answer

An ocean basin

Answer

An island arc

Answer

An ocean trench

Answer

A high mountain

Question 30

What does continental rifting lead to?

Accepted Answer

Ocean basins

Answer

Island arcs

Answer

High mountains

Answer

Ocean trenches

Question 31

What is the final stage of continental rifting?

Accepted Answer

An ocean

Answer

An ocean trench

Answer

A mountain

Answer

A gulf

Question 32

Transform faults _____________

Accepted Answer

All of the above

Answer

Often offset spreading centers

Answer

Involve horizontal movement

Answer

Can cut across continents

Question 33

Places where plates slide past each other are called convergent boundaries.

Accepted Answer

FALSE

Answer

TRUE

Question 34

What happens at transform faults?

Accepted Answer

Plates move side-by-side

Answer

Plates pull apart

Answer

Plates push together and form mountains

Answer

Plates subduct under each other

Question 35

At ____________ plate boundaries, crust is neither created nor destroyed.

Accepted Answer

Transform

Answer

Convergent

Answer

Divergent

Question 36

SELECT ALL POSSIBLE ANSWERS:

Which of the following geologic formations can be found at ocean-continent convergent plate boundaries?

Accepted Answer

Mountains

Accepted Answer

Volcanic arc

Accepted Answer

Trench

Answer

Island arc

Question 37

Which plate boundary forms when two plates collide?

Accepted Answer

Convergent plate boundaries

Answer

Divergent plate boundaries

Answer

Transform plate boundaries

Question 38

How many possible combinations of types of plates can meet at a convergent boundary?

Accepted Answer

Three

Answer

Five

Answer

Two

Answer

Four

Question 39

SELECT ALL POSSIBLE ANSWERS:

What geological formation(s) will be created by the ocean-continental plate boundary shown in the diagram above?

Accepted Answer

Ocean trench

Accepted Answer

Continental arc

Answer

Transform fault

Answer

Island arc

Question 40

What landform is created when two plates of oceanic crust converge?

Accepted Answer

Island arc

Answer

Continental arc

Answer

Hotspot volcano

Answer

Continental arc

Question 41

The subduction of one oceanic plate beneath another results in a line of ocean volcanoes called an island arc.

Accepted Answer

TRUE

Answer

FALSE

Question 42

SELECT ALL POSSIBLE ANSWERS:

Which numbered feature in the image above represents a geologic feature formed from an ocean-ocean convergent plate boundary?

Accepted Answer

13 - A deep sea trench

Accepted Answer

15 - An island arc

Accepted Answer

6 - A continental arc

Answer

3 - A single volcano above a hotspot

Question 43

As two continental plates converge:

Accepted Answer

Mountains grow upward

Answer

Volcanoes grow and erupt

Answer

The older, denser crust subducts

Answer

All of the above

Question 44

The Appalachians, which line the eastern coast of the United States, were formed from:

Accepted Answer

Converging plates when Pangaea came together

Answer

Converging plates as the Pacific Ocean basin closes

Answer

Converging plates as the Juan de Fuca Plate subducted beneath the North American Plate

Answer

Converging plates as the Atlantic Plate subducted beneath the North American Plate

Question 45

The Himalayas are made when these two plate types converge

Accepted Answer

Two continental

Answer

One oceanic and one continental

Answer

Two oceanic

Question 46

When two continental plates converge, this landform is made:

Accepted Answer

Mountain range

Answer

High plain

Answer

Fault zone

Answer

Deep valley

Question 47

The continental margin in Eastern North America has geological activity.

Accepted Answer

FALSE

Answer

TRUE

Question 48

Eastern North America has a plate boundary.

Accepted Answer

FALSE

Answer

TRUE

Question 49

Mountain ranges that formed in the geological past, but have not entirely eroded away, are found at __________ margins.

Accepted Answer

Passive

Answer

Continental

Answer

Active

Question 50

As continents come together to form a supercontinent,

Accepted Answer

All of these

Answer

The ocean that had separated them disappears

Answer

A giant ocean forms on the outside of the supercontinent

Answer

Mountain ranges rise where continental plates converge

Question 51

SELECT ALL POSSIBLE ANSWERS:

What can the theory of plate tectonics be used to explain?

Accepted Answer

The location of ore deposits

Accepted Answer

The location of mountain ranges

Accepted Answer

The occurrence of deadly, mild, or no volcanic eruptions in certain regions

Answer

The formation of forest biomes

Question 52

Which ocean is spreading due to plate tectonics movement?

Accepted Answer

Atlantic ocean

Answer

Pacific ocean

Answer

Arctic ocean

Answer

None of the above

Question 53

Which of the following is NOT affected by the motion of tectonic plates?

Accepted Answer

Ocean waves

Answer

Earth's rock cycles

Answer

Evolution of life

Answer

Earth's climate

Question 54

Which volcano lies above the Hawaii hotspot?

Accepted Answer

Kilauea

Answer

Haleakala

Answer

Etna

Answer

Pinatubo

Question 55

___________ does not take place at plate boundaries

Accepted Answer

Intraplate activity

Answer

Tectonic activity

Answer

Extrapolate activity

Answer

Rifting

Question 56

Hotspot volcanoes are as common on continental crust as on oceanic crust.

Accepted Answer

FALSE

Answer

TRUE

Chapter 5 Plate Tectonics

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