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Planet Earth Topic 3

Total questions: 47

Worksheet time: 24mins

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.
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
5.
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
6.
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
7.
The Theory of Continental Drift states that Pangaea broke apart and the continents "drifted" away from each other
a)
True
b)
False
8.

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

9.

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.

10.

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.

11.

Rocks and structures on both sides of the ____________ Ocean are very similar.

a)

Pacific

b)

Atlantic

c)

Indian

d)

Antarctic

12.

When all the continents are together, it is called a(n) ____________ continent.

a)

massive

b)

gigantic

c)

enormous

d)

super

13.

The remains or traces of ancient life are called ____________.

a)

bones

b)

remanents

c)

fossils

d)

none of the above

14.
Mountains form from ...
a)
plates sliding past one another
b)
collision of plates
c)
plates moving away from each other
15.
During sea floor spreading, molten material rises up from the mantle...
a)
along the continents
b)
at the mid ocean ridges
c)
deep ocean trenches
d)
at north and south poles
16.
The area around the pacific plate where boundaries form is called...
a)
death ring
b)
fire zone
c)
ring of fire
d)
zone of fire
17.
Which of the following is where one plate slides under another plate?
a)
submarine zone
b)
divergence zone
c)
subduction zone
d)
lower zone
18.
Associated with transform boundaries.
a)
Volcanoes
b)
mountains
c)
trenches
d)
earthquakes
19.
What happens to temperature as you go deeper in the Earth?
a)
decreases
b)
increases
c)
fluctuates
d)
remains the same
20.
Name the boundary
a)
convergent boundary
b)
divergent boundary
c)
transform boundary
d)
sergent boundary
21.
Name the boundary
a)
convergent boundary
b)
divergent boundary
c)
transform boundary
d)
sergent boundary
22.
Name the boundary
a)
convergent boundary
b)
divergent boundary
c)
transform boundary
d)
sergent boundary
23.
Which type of crust is more dense and thinner?
a)
Continental
b)
Asthenosphere
c)
Oceanic
d)
Byers
24.

Plates slide past each other at _________________ boundaries.

a)

divergent

b)

convergent

c)

transform

d)

universal

25.

Breaks in the crust called __________ form where plates meet.

a)

mountains

b)

rift valleys

c)

faults

d)

trenches

26.

Earth's plates meet at ____________.

a)

plate tectonics

b)

plate boundaries

c)

continental drift

d)

oceans

27.

________________ currents drive Earth's plate movement.

a)

ocean

b)

atmosphere

c)

wind

d)

convection

28.

What is the motion of Earth's plates like?

a)

fast and in stages

b)

slow and in stages

c)

fast and constant

d)

slow and constant

29.

The San Andreas fault is an example of which type of boundary?

a)

transform

b)

divergent

c)

convergent

d)

universal

30.

Which feature forms at convergent boundaries?

a)

trench

b)

rift valley

c)

mountain range

d)

mid-ocean ridge

31.
There are three types of plate boundaries. Which choice is NOT a type of plate boundary?
a)
convergent
b)
thrust
c)
divergent
d)
transform
32.

The map in the picture shows tectonic plate boundaries. This map would be useful in predicting the location of future

a)

droughts

b)

hurricanes

c)

earthquakes

d)

tornadoes

33.
What geological forces might be responsible for this range of mountains?
a)
diverging tectonic plates
b)
erosion of the land by the ocean
c)
converging tectonic plates
d)
deposition of sediments by the ocean
34.
The Earth’s surface is not a solid surface but is divided into
a)
several oceanic plates.
b)
continental and crustal plates.
c)
seven continental plates.
d)
continental and oceanic plates.
35.

Where are earthquakes MOST LIKELY to occur?

a)

close to the equator

b)

close to the center of tectonic plates

c)

at divergent or convergent plate boundaries

d)

at transform plate boundaries

36.
The Atlantic Ocean gets about 3-5 ______ wider each year.
a)
centimeters
b)
kilometers
c)
miles
d)
meters
37.

Where would sea floor spreading most likely occur?

a)

At convergent boundaries (oceanic vs. oceanic)

b)

At convergent boundaries (oceanic vs. continental)

c)

At divergent plate boundaries (oceanic vs. oceanic)

d)

At transform plate boundaries

38.
A plate boundary where two plates move away from each other is called
a)
Divergent Boundary
b)
Convergent Boundary
c)
Transform Boundary
d)
Subduction
39.
A Plate Boundary where two plates move toward each other is called
a)
Convergent Boundary
b)
Divergent Boundary
c)
Transform Boundary
d)
Subduction
40.
When pressure builds between two tectonic plates, it can suddenly release causing a (an) ______________________
a)
Earthquake
b)
Volcano
c)
Convection Current
d)
Gravitational Pull
41.
What takes place because of sea-floor spreading?
a)
Crust is recycled.
b)
Crust is created.
c)
The ocean is evaporated.
d)
The sea floor remains unchanged.
42.

The process by which the ocean floor sinks beneath a deep-ocean trench and back into the mantle is known as _______

a)

convection.

b)

continental drift.

c)

subduction.

d)

conduction.

43.

The geological theory of _______ states that pieces of Earth’s lithosphere are in constant, slow motion.

a)

subduction

b)

plate tectonics

c)

deep-ocean trenches

d)

sea-floor spreading

44.

A place where two plates slip past each other, moving in opposite directions, is known as a _______

a)

transform boundary

b)

divergent boundary.

c)

convergent boundary.

d)

rift valley.

45.

Below is a picture of sea-floor spreading. How are the ocean crusts moving?

a)

Converging

b)

Diverging

c)

Sliding

d)

No movement

46.
Where would the oldest rock be found?
a)
L
b)
M
c)
N
d)
O
47.
Mountains form from ...
a)
plates sliding past one another
b)
collision of plates
c)
plates moving away from each other