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Continental Drift

Total questions: 16

Worksheet time: 8mins

Name
Class
Date
1.
Who is the person credited with developing the theory of continental drift?
a)
Harry Hess
b)
Galileo
c)
Alfred Wegener
d)
Newton
2.
What two specific continents fit together most noticeably?
a)
Africa and North America
b)
South America and Europe
c)
South America and Africa
d)
 Antartica and Africa
3.

What is this a picture of?

a)

plate tectonics

b)

continental drift

c)

pangaea

d)

glacier scaring

4.
Which type of information was NOT collected by Wegener to support his continental drift hypothesis?
a)
glacial deposits
b)
 fossils
c)
seafloor magnetic data
d)
rocks
5.
How does fossil evidence support Wegener's hypothesis of continental drift?
a)
Similar fossils are found along continental margins that appear to join together.
b)
Fossils are found in areas where the present-day climate could not have supported the organisms that made the fossils.
c)
Similar fossils of giant, land-dwelling dinosaurs are found on continents separated by oceans.
d)
all of the above
6.
The theory of continental drift named a key part of this idea Pangaea. What is Pangaea?
a)
One of the ancient animals that helped Wegener prove that fossils from different continents originally came from the same location
b)
 supercontinent that existed in Earth's distant past
c)
The underwater ocean range in the middle of the ocean
d)
The hot spot which gave rise to the Hawaiian Islands, among others
7.
Why was Wegener's theory not accepted?
a)
He had no proof of how they were moving
b)
He had no evidence
c)
He was married
d)
He was not a Scientist
8.
Pangaea was a giant landmass that existed 2 million years ago
a)
True
b)
False
9.
The Theory of Continental Drift states that Pangaea broke apart and the continents "drifted" away from each other
a)
True
b)
False
10.

Scientists think that the continents once formed a giant landmass that broke apart, and then slowly drifted apart. What is the name given to this hypothesis?

a)

sea-floor Spreading

b)

plate tectonics

c)

continental drift

d)

Pangaea

11.

Most geologist think that the movement of Earth's tectonic plates is caused by

a)

the rotation of the Earth.

b)

the Earth's magnetic field.

c)

subduction.

d)

convection currents.

12.

Ocean crust is made of _______ and is _______ dense than continental crust.

a)

basalt, less

b)

basalt, more

c)

granite, less

d)

granite, more

13.

Most tectonic plates have both oceanic and continental crust. How are they different?

a)

Oceanic is thinner and less dense than continental.

b)

Continental is thinner than more dense than oceanic.

c)

Continental is thicker and less dense than oceanic.

d)

Oceanic is thicker and more dense than continental.

14.
What do you call the evidence of Wegener's Theory that tells about the remains of an organism that lived long time ago?
a)
Ashes
b)
Bones
c)
Follicles
d)
Fossils
15.
What is the force that moves the continents? 
a)
Conduction 
b)
Convection 
c)
Radiation 
d)
Conveyor belts 
16.
What does the theory of continental drift state?
a)
The continents were once joined in a super-continent and have moved over time
b)
Continents are stationary and do not move
c)
The Earth is broken into lithospheric plates that move due to convection currents
d)
none of the above

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