Quiz about Continental Drift & Sea Floor Spreading

Question 1

Who first proposed the idea of Continental Drift?

Accepted Answer

Alfred Wegener

Answer

Harry Hess

Answer

Albert Einstein

Answer

Galileo Galilee

Question 2

What did Wegener name the large supercontinent where all the continents were joined together?

Accepted Answer

Pangaea

Answer

Wegenerland

Answer

Gondwanaland

Answer

Laurasia

Question 3

Most geologists rejected Wegener's idea of Continental Drift because _________.

Accepted Answer

He couldn't identify what would cause continents to move around.

Answer

He used too many pieces of evidence to support the idea.

Answer

He wanted to know what Earth looked like millions of years ago, which is impossible.

Answer

They were afraid of the new idea.

Question 4

Wegener used the fit of the continents as evidence to support his hypothesis of Continental Drift.

Accepted Answer

true

Answer

false

Question 5

Wegener used matching mountain ranges across different continents as evidence to support his hypothesis of Continental Drift.

Accepted Answer

true

Answer

false

Question 6

Wegener used matching matching fossils of the same organisms on different continents as evidence to support his hypothesis of Continental Drift.

Accepted Answer

true

Answer

false

Question 7

Wegener used evidence of glaciers in places now too warm as evidence to support his hypothesis of Continental Drift.

Accepted Answer

true

Answer

false

Question 8

Wegener used matching rock types and ages across different continents as evidence to support his hypothesis of Continental Drift.

Accepted Answer

true

Answer

false

Question 9

Wegener used evidence of convection currents in the mantle as evidence to support his hypothesis of Continental Drift.

Accepted Answer

false

Answer

true

Question 10

What discovery revived Wegener's idea of Continental Drift and eventually led to the Theory of Plate Tectonics?

Accepted Answer

the discovery of mid-ocean ridges and seafloor spreading

Answer

discovery of new fossils on Africa and South America

Answer

the discovery of radioactive isotopes

Answer

none of the above

Question 11

Why was the evidence of seafloor spreading so important to the idea of Continental Drift?

Accepted Answer

it answer the question for HOW continents could be moving

Answer

it disproved Alfred Wegener's hypothesis of Continental Drift

Answer

It shows how land bridges let prehistoric animals cross the oceans

Answer

all of these are true

Question 12

What technological advances led to the acceptance of Wegener's Contienental Drift hypothesis?

Accepted Answer

sonar and magnetometers mapped the ocean floor

Answer

satellite communication allowed scientists to share ideas

Answer

computers were used to model tectonic patterns

Answer

fossils of the same organism were found on separate continents

Question 13

Which of the following were peices of evidence used by Alfred Wegener to support his hypothesis of Continental Drift? (choose ALL that apply)

Accepted Answer

evidence of glaciers in places now too warm

Accepted Answer

matching fossils across continents

Accepted Answer

matching rocks and mountains across continents

Accepted Answer

fit of the continents

Answer

magnetic striping on the seafloor showing seafloor spreading

Question 14

What causes the crust to move?

Accepted Answer

convection

Answer

conduction

Answer

tension

Answer

radiation

Question 15

The zone where one plate slides under another is called the

Accepted Answer

Subduction zone

Answer

Convergent zone

Answer

Transform zone

Answer

Mantle zone

Question 16

The entire cycle of heating occurring in the mantle is called

Accepted Answer

Convection currents

Answer

Compound currents

Answer

heat currents

Answer

subcurrents

Question 17

When looking at mid ocean ridges the oldest rocks are

Accepted Answer

Found far from the mid ocean ridges

Answer

In the middle

Answer

Found close to the rift zone

Question 18

What technology was used during WWII to detect enemy submarines and produce the first map of the seafloor?

Accepted Answer

Sonar

Answer

Radar

Answer

GPS

Question 19

Undersea mountain range.

Accepted Answer

Mid-ocean ridge

Answer

Rift

Answer

seafloor spreading

Answer

Continental drift

Question 20

Process by which new ocean crust forms.

Accepted Answer

Seafloor spreading

Answer

Continental drift

Answer

Mid-ocean ridge

Answer

Rift

Question 21

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 22

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

Accepted Answer

True

Answer

False

Question 23

Sea-floor spreading begins at the

Accepted Answer

Mid-ocean ridge

Answer

Deep ocean trench

Answer

Continent's edge

Question 24

New crust is always formed at the...

Accepted Answer

mid-ocean ridge

Answer

deep-ocean trench

Answer

asthenosphere

Question 25

What is this a picture of?

Accepted Answer

pangea

Answer

plate tectonics

Answer

continental drift

Answer

glacier scaring

Question 26

What does the theory of continental drift state?

Accepted Answer

The continents were once joined in a super-continent and have moved over time

Answer

Continents are stationary and do not move

Answer

The Earth is broken into lithospheric plates that move due to convection currents

Answer

none of the above

Question 27

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 28

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 29

How does evidence of glaciation in Africa support the Theory of Continental Drift?

Accepted Answer

It shows that the continents must have been in a different location.

Answer

It doesn't.

Answer

I shows that it was colder at the equator in the past.

Answer

It shows that it was warmer at the equator in the past.

Question 30

What is the force that moves the continents?

Accepted Answer

Convection

Answer

Conduction

Answer

Radiation

Answer

Conveyor belts

Question 31

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 32

What is Pangaea?

Accepted Answer

the name of the super-continent that existed millions of years ago

Answer

the name of a German scientist

Answer

another name for continental drift

Answer

the name of an ancient fossil

Question 33

What type of evidence was NOT used by Alfred Wegener to support his continental drift hypothesis?

Accepted Answer

evidence from human remains

Answer

evidence from landforms

Answer

evidence from fossils

Answer

evidence from climate

Question 34

The geological theory that states that pieces of Earth's lithosphere are in constant, slow motion is the theory of

Accepted Answer

plate tectonics

Answer

subduction

Answer

evolution

Answer

seafloor spreading

Question 35

Most geologists rejected Alfred Wegener's idea of continental drift because...

Accepted Answer

Wegener could not identify the force that moved the continents

Answer

it did not agree with their current theory

Answer

Wegener was interested in what Earth was like millions of years ago

Answer

Wegener used several different types of evidence to support his hypothesis

Question 36

In Seafloor Spreading, molten material rises from the mantle and erupts or flows out

Accepted Answer

along mid-ocean ridges

Answer

along the edges of all the continents

Answer

in the deep ocean trenches

Answer

in the north and south poles

Question 37

Which of the following is evidence that supports continental drift?

Accepted Answer

fossils of the same plant have been found on several continents

Answer

the presence of penguins at both the equator and Antarctica

Answer

the presence of glacial features in Antarctica

Answer

the presence of volcanic rock in Antarctica

Question 38

In convection, COOLER magma

Accepted Answer

Sinks

Answer

Rises

Question 39

In convection, WARM magma

Accepted Answer

Rises

Answer

Sinks

Question 40

What happens when Subduction occurs?

Accepted Answer

Parts of the crust fall into the mantle

Answer

Parts of the crust fall into the core

Answer

Parts of the crust fall into space

Answer

None of the Above

Question 41

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

Accepted Answer

True

Answer

False

Question 42

This is a picture of glacier scars found in Africa.  What are these evidence for?

Accepted Answer

Africa was once in an area of the Earth that had a very cold climate

Answer

Africa has always been near the equator

Answer

The continents have not moved

Answer

sea floor spreading

Question 43

When an oceanic plate and a continental plate collide, which one will subduct?

Accepted Answer

oceanic

Answer

continental

Answer

neither

Question 44

This layer of Earth is the thickest part

Accepted Answer

mantle

Answer

crust

Answer

outer core

Answer

inner core

Question 45

At which age strip in the picture will new crust form?

Accepted Answer

5

Answer

4

Answer

3

Answer

2

Answer

1

Question 46

The similarity of fossils on different continents is strong evidence for:

Accepted Answer

Continental drift and that land masses were once closer together

Answer

Continental drift and that land masses were once further apart

Answer

Plate tectonics theory of recycling crustal plates

Answer

Alfred Wegener's theory of continental drift and divergent species

Answer

Convection cells mixing the heat from the core to the surface of Earth

Question 47

At the mid-ocean ridge new crust forms and spreads apart the plates at a rate of 1 inch per year. How long would it take for the plates to be 10 inches apart?

Accepted Answer

10 years

Answer

10 months

Answer

1 year

Answer

100 years

Answer

1000 years

Question 48

When one plate slides underneath another, it ____ and forms _____.

Accepted Answer

melts; magma

Answer

hardens; crust

Answer

hardens; magma

Answer

melts; crust

Question 49

In Seafloor Spreading, molten material rises from the mantle and erupts or flows out

Accepted Answer

along mid-ocean ridges

Answer

along the edges of all the continents

Answer

in the deep ocean trenches

Answer

in the north and south poles

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