Quiz about Plate Tectonics Review

Question 1

Massive pieces of land that are part of the Earth's crust and upper mantle

Accepted Answer

Tectonic plates

Answer

Trenches

Answer

Divergent boundary

Answer

Continental shelves

Question 2

The deepest part of the ocean; long, narrow ditches

Accepted Answer

Trenches

Answer

Tectonic plates

Answer

Divergent boundary

Answer

Continental shelves

Question 3

___________ help explain why Earth is not getting any larger even though the tectonic plates are always moving.

Accepted Answer

subduction zones

Answer

earthquakes

Answer

fossils

Answer

volcanoes

Question 4

The OLDEST seafloor is located?

Accepted Answer

Farthest from the mid-ocean ridge

Answer

Closest to the mid-ocean ridge

Question 5

True or False : Sea-floor Spreading adds new material to the ocean floor?

Accepted Answer

True

Answer

False

Question 6

What did scientists use to map the oceans floor?

Accepted Answer

Sonar

Answer

Echo-location

Answer

Space Shuttles

Answer

Animals

Question 7

What are Mid-Ocean Ridges?

Accepted Answer

A chain of underwater mountains

Answer

A chain of underwater waterfalls

Answer

A chain of underwater volcanos

Answer

A chain of underwater rocks

Question 8

The oceanic crust _________ when it reaches the continental crust.

Accepted Answer

sinks

Answer

rises

Answer

expands

Question 9

Which of the following scientists developed the hypothesis of Continental Drift?

Accepted Answer

Wegener

Answer

Hess

Answer

Einstein

Answer

Churchill

Question 10

The three animals, mesosaurus, lystrasaurus, and cynognathus represent what type of evidence that the continents actually moved?

Accepted Answer

fossil evidence

Answer

zoological evidence

Answer

glacial evidence

Answer

evidence of climate change

Question 11

What is the force that causes continents to move?

Accepted Answer

convection

Answer

conduction

Answer

radiation

Answer

conveyor belts

Question 12

The cycling of materials due to differences in density is called _______________.

Accepted Answer

convection

Answer

conduction

Answer

radiation

Answer

molting

Question 13

Which of the following discoveries is evidence supporting the idea of continental drift?

Accepted Answer

the discovery of matching plant and animal fossils found on different continents

Answer

the discovery that most earthquakes are near plate boundaries

Answer

the discovery that rock age increases as distance from mid-ocean ridges increases

Answer

the discovery of sea-floor rock patterns to magnetic reverals

Question 14

Look at this image. Which explanation best summarizes the hypothesis shown in the figure?

Accepted Answer

The continents were once a large landmass name Pangaea, which broke apart and gradually drifted to the present-day locations of the continents.

Answer

The present continents will gradually move to form a single landmass called Pangaea.

Answer

The continents were once a large landmass, but the north and south magnetic poles pulled the continents apart toward the poles

Answer

The continents were once a large landmass, but the ocean levels rose, and these oceans separate today's continents.

Question 15

In the early 1900s, a hypothesis was introduced that proposed a single large landmass broke into smaller landmasses and formed the continents, which drifted in their present locations. Which is the name of this hypothesis?

Accepted Answer

continental drift

Answer

continental shift

Answer

plate movement

Answer

plate tectonics

Question 16

Look at this image, which shows changes at mid-ocean ridges. The highlighted section shows how one location of the sea floor moves over time. Which process is demonstrated in this image?

Accepted Answer

sea-floor spreading

Answer

Continental drift

Answer

earthquakes

Answer

plate collisions

Question 17

There are long mountain belts that divide the sea floor and generate new sea floor as magma rises and erupts onto Earth's surface. What are these mountain belts known as?

Accepted Answer

mid-ocean ridges

Answer

magnetic poles

Answer

ocean trenches

Answer

subduction zones

Question 18

___________ is the process by which one tectonic plate is pulled beneath another plate.

Accepted Answer

subduction

Answer

ridge push

Answer

mid-ocean ridge

Answer

convection

Question 19

Which type of plate is older?

Accepted Answer

continental

Answer

oceanic

Question 20

What type of plate is thicker?

Accepted Answer

continental

Answer

oceanic

Question 21

What is it called when two oceanic plates move apart and new crust is formed?

Accepted Answer

sea-floor spreading

Answer

crustal integrating

Question 22

Who is the person credited with developing the theory of continental drift?

Accepted Answer

Alfred Wegener

Answer

Harry Hess

Answer

Galileo

Answer

Newton

Question 23

What evidence did Wegener use in his theory?

Accepted Answer

all of the above

Answer

Continents and fossils fitting together/matching-up like puzzle pieces

Answer

glacier scars and evidence from temperature

Answer

mountain ranges and coal deposits line up across continents

Question 24

Why did no one believe Wegener's thoery?

Accepted Answer

He could not explain HOW the continents moved

Answer

He didn't have evidence

Answer

His data was wrong

Answer

He didn't use the right technology to gather data

Question 25

What two specific continents fit together most noticeably?

Accepted Answer

South America and Africa

Answer

Africa and North America

Answer

South America and Europe

Answer

Antartica and Africa

Question 26

What does the word Pangea mean?

Accepted Answer

all land

Answer

big land mass

Answer

old land

Question 27

What are the two types of crust?

Accepted Answer

continental and oceanic

Answer

ocean and basin

Answer

lower and upper

Answer

thick and thin

Question 28

Two plates come together or collide at what boundary?

Accepted Answer

Convergent

Answer

Divergent

Answer

Transform

Question 29

Two plates spread or move apart at what boundary?

Accepted Answer

Divergent

Answer

Convergent

Answer

Transform

Question 30

Two plates slide past each other at what boundary?

Accepted Answer

Transform

Answer

Covergent

Answer

Divergent

Question 31

New oceanic crust (sea floor) is created at this boundary.

Accepted Answer

Divergent Oceanic

Answer

Divergent Continental

Answer

Convergent Oceanic

Answer

Transform

Question 32

The process where oceanic crust slides under another plate and is melted is called ___________.

Accepted Answer

subduction

Answer

seafloor spreading

Answer

continental drift

Answer

recycling

Question 33

What kind of plate boundary is shown here?

Accepted Answer

transform

Answer

divergent

Answer

convergent

Answer

submergent

Question 34

What kind of plate boundary is shown here?

Accepted Answer

divergent

Answer

convergent

Answer

transform

Answer

subducting

Question 35

What kind of plate boundary is shown here?

Accepted Answer

convergent

Answer

divergent

Answer

transform

Answer

strike slip

Question 36

The movement of the tectonic plates is caused by

Accepted Answer

convection currents in the Asthenosphere

Answer

the rotation of the Earth.

Answer

the gravity of the iron-nickel core.

Answer

the Moho discontinuity.

Question 37

In some areas of the world, like California and Japan, earthquakes are a common occurrence. How can this best be explained?

Accepted Answer

Both areas are on the boundary of active plates, the motion of the plates causes earthquakes.

Answer

The strong ocean currents are undermining both areas causing earthquakes.

Answer

Both areas are located near the edge of the Pacific Ocean, the unstable sand causes earthquakes.

Answer

Both areas are subjected to strong ocean wind and waves that causes earthquakes.

Question 38

Observe this diagram of a plate boundary. One statement BEST describes what is happening. It is that

Accepted Answer

the denser ceanic crust is subducting under the less dense oceanic crust

Answer

the oceanic crust is melting.

Answer

volcanic islands are forming.

Answer

the tectonic plates are moving away from each other.

Question 39

What is the source of energy that drives plate movement?

Accepted Answer

convection currents in the asthenosphere

Answer

the subducton of the sea floor

Answer

the different densities of the oceanic and crustal plates

Answer

the friction force between the plates that move past each other

Question 40

Continental plates are ______ dense and ________ than ocean plates.

Accepted Answer

less; thicker

Answer

more; thinner

Answer

more; thicker

Answer

less; thinner

Question 41

What geologic feature/event would you most likely to find at a divergent boundary between two pieces of oceanic crust?

Accepted Answer

Mid-Ocean Ridge

Answer

Rift Valley

Answer

Island Arc

Answer

Flat land

Question 42

What geologic feature/event would you most likely to find at a divergent boundary between two pieces of continental crust?

Accepted Answer

Rift Valley

Answer

Mid-Ocean Ridge

Answer

Mountain

Answer

Island Arc

Question 43

What geologic feature/event would you most likely to find at a convergent boundary between two pieces of continental crust?

Accepted Answer

Mountain

Answer

Volcano

Answer

Rift

Answer

Island Arc

Question 44

A subduction zone is formed...

Accepted Answer

when one tectonic plate sinks below another

Answer

at every type of convergent plate boundary

Answer

at every type of divergent plate boundary

Answer

at transform boundaries

Question 45

The area around the pacific plate where boundaries form is called...

Accepted Answer

ring of fire

Answer

death ring

Answer

fire zone

Answer

zone of fire

Question 46

The San Andreas Fault in California is an example of a ________.

Accepted Answer

transform fault

Answer

divergent boundary

Answer

convergent boundary

Answer

subduction zone

Question 47

Mountains form from ...

Accepted Answer

collision of plates

Answer

plates sliding past one another

Answer

plates moving away from each other

Question 48

Oceanic crust is

Accepted Answer

Thinner, younger and more dense than continental crust

Answer

Younger and less dense than continental crust

Answer

Older, thicker and less dense that continental crust

Answer

Bigger and younger than continental crust

Question 49

What would you be most likely to find at a convergent boundary between a continental and oceanic plate?

Accepted Answer

Volcanoes

Answer

Mountains

Answer

Mid-Ocean Ridge

Answer

Rift

Question 50

What geologic feature will occur at a hot spot ?

Accepted Answer

volcano

Answer

folded mountain

Answer

deep sea trench

Answer

crevasse

Question 51

A prime example of an area over a hot spot is :

Accepted Answer

the Hawaiian Islands

Answer

Japan

Answer

the Andes Mountains

Answer

the East African Rift

Question 52

What plate is the hot spot from the previous question located ?

Accepted Answer

Pacific

Answer

Atlantic

Answer

African

Answer

South American

Question 53

As one moves away from a hot spot, the crust will get :

Accepted Answer

older

Answer

younger

Answer

the will be no change in age

Question 54

What does heat do when convection currents are moving?

Accepted Answer

Rises

Answer

Sinks

Answer

Stays in place

Question 55

Which picture shows material that is more dense?

Accepted Answer

The picture on the right

Answer

The picture of the left

Question 56

In convection, COOL air

Accepted Answer

Sinks

Answer

Rises

Question 57

What is the heat source for convection in the mantle?

Accepted Answer

the Core

Answer

the Crust

Answer

the Mantle

Question 58

What is the cooling source for convection in the mantle?

Accepted Answer

the Crust

Answer

the Mantle

Answer

the Core

Question 59

When molten  material is heated in the mantle it becomes

Accepted Answer

less dense

Answer

more dense

Question 60

When molten  material is cooled in the mantle it becomes

Accepted Answer

more dense

Answer

less dense

Question 61

Convection currents occur due to...

Accepted Answer

differences in temperature and density

Answer

rotation of earth

Answer

electrons moving

Answer

gravitational pull

Question 62

Which of the following is one reason Earth's tectonic plates to move?

Accepted Answer

convection currents in the mantle

Answer

energy from the Sun

Answer

magnetic Pole Reversal

Answer

faults in Mountain Ranges

Plate Tectonics Review

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