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Plate tectonics

Total questions: 50

Worksheet time: 48mins

Name
Class
Date
1.
The type of plate boundary where two plates come together is a .....
a)
Convergent Boundary
b)
Divergent Boundary
c)
Transform Boundary
d)
Plate Boundary
2.
Which of the following causes Earth's tectonic plates to move?
a)
Energy from the Sun
b)
Magnetic Pole Reversal
c)
Convection currents in the mantle
d)
Faults in Mountain Ranges
3.
What type of plate boundary is this?
a)
Plate
b)
Divergent
c)
Convergent
d)
Transform
4.
What type of event will occur at this boundary?
a)
Earthquake
b)
Volcano Eruption
c)
Tornado
d)
Mountain Building
5.
A divergent boundary occurs when plates ....
a)
Pull apart
b)
Come together
c)
Slide past each other
d)
subducting
6.
What type of plate boundary is this?
a)
Transform
b)
Convergent
c)
Divergent
d)
Plate
7.
The theory that says Earth's continents once made up an ancient supercontinent, and have been drifting apart ever since, is called the theory of...
a)
Pangea
b)
Plate Tectonics
c)
Natural Selection
d)
Gravity
8.
How is it possible for new crust to be formed without increasing the surface area of the Earth?
a)
Crust is destroyed at the same time it is created
b)
New crust is underwater where it sinks
c)
New crust breaks more easily than old crust
9.
Mountains are created when....
a)
Two continental plates collide
b)
Two oceanic plates pull apart
c)
An Oceanic plate subducts under a Continental Plate
d)
Two continental plates pull apart
10.
Which of these layers is ALL solid iron and nickle?
a)
inner core
b)
outer core
c)
lithosphere
d)
mesosphere
11.
The mantle of Earth is made partly of magma. When magma rises and sinks, this is called ______________. 
a)
a conduction current
b)
a hot spot
c)
a volcanic eruption
d)
a convection current
12.
As you travel from the inner core to the crust, how would temperature, pressure and density of the material change?
a)
They would all increase
b)
They would all decrease.
c)
They would stay the same.  
d)
Temperature would decrease, but pressure and density would increase. 
13.
What would happen to the convection currents if the heat from the inner core disappeared? 
a)
They would stop. 
b)
They would change directions. 
c)
It would not change. 
d)
They would speed up. 
14.
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
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.
Name the boundary
a)
convergent boundary
b)
divergent boundary
c)
transform boundary
d)
sergent boundary
17.
Name the boundary
a)
convergent boundary
b)
divergent boundary
c)
transform boundary
d)
sergent boundary
18.
Name the boundary
a)
convergent boundary
b)
divergent boundary
c)
transform boundary
d)
sergent boundary
19.
Which ocean is expanding due to a mid-ocean ridge (divergent boundary)?
a)
Indian
b)
Dead Sea
c)
Atlantic
d)
Artic
20.
What is the shaking of the Earth’s crust caused by a release of energy?
a)
Earthquake
b)
Epicenter
c)
Fault
d)
Plate
21.
Where is the point at which the first movement occurs during an earthquake?
a)
Epicenter
b)
Focus
c)
Fault
d)
Plate
22.
Where is the point on the Earth’s surface directly above the focus of an earthquake?
a)
Epicenter
b)
Fault
c)
Hypocenter
d)
Tremor
23.
Which type of wave is the first to arrive after an earthquake occurs?
a)
P Wave
b)
Rayleigh Wave
c)
S Wave
d)
Shear Wave
24.
What is an instrument that detects and records waves produced by earthquakes? (This piece of equipment can measure the magnitude of an earthquake.)
a)
Epicenter
b)
Fault
c)
Seismogram
d)
Seismograph
25.
What is the measure of the amount of energy released in an earthquake?
a)
Earthquake
b)
Epicenter
c)
Magnitude
d)
Seismogram
26.
What is a large ocean wave that results from an underwater earthquake, landslide, or volcanic eruption?
a)
Aftershock
b)
Liquefaction
c)
Seismic Gap
d)
Tsunami
27.

Another name for a convergent plate boundary is a

a)

Destructive plate boundary

b)

Constructive plate boundary

c)

Conservative plate boundary

d)

Despicable plate boundary

28.

Another name for a divergent plate boundary is a

a)

Conservative plate boundary

b)

Destructive plate boundary

c)

Constructive plate boundary

d)

Delicious plate boundary

29.

What happens at a convergent plate boundary before an earthquake?

a)

The plates move together slowly.

b)

There is no movement, pressure builds up.

c)

There is fast movement between the plates.

d)

The plates move apart slowly.

30.

How do you calculate the distance from the epicentre?

a)

s-p interval x 7.95

b)

s-p interval x 5.79

c)

s-p interval x 9.75

d)

s-p interval x 7.75

31.

How many seismograms do you need to triangulate the epicentre?

a)

0

b)

1

c)

2

d)

3

32.
Where is the point at which the first movement occurs during an earthquake?
a)
Epicenter
b)
Focus
c)
Fault
d)
Plate
33.
Which type of wave is the first to arrive after an earthquake occurs?
a)
P Wave
b)
Rayleigh Wave
c)
S Wave
d)
Shear Wave
34.
What is an instrument that detects and records waves produced by earthquakes? (This piece of equipment can measure the magnitude of an earthquake.)
a)
Epicenter
b)
Fault
c)
Seismogram
d)
Seismograph
35.
What is the measure of the amount of energy released in an earthquake?
a)
Earthquake
b)
Epicenter
c)
Magnitude
d)
Seismogram
36.
What is a large ocean wave that results from an underwater earthquake, landslide, or volcanic eruption?
a)
Aftershock
b)
Liquefaction
c)
Seismic Gap
d)
Tsunami
37.
This famous transform fault is located in the western United States creates significant earthquake activity for California
a)
New Madrid
b)
Denali Fault
c)
Ramapo Seismic Zone
d)
San Andreas
38.
The huge pieces of the earth's crust are called ____________________________. 
a)
crust
b)
plates
c)
directions
d)
seismos
39.
The epicenter of an earthquake is
a)
The point below the surface where rock begins to break and the first motion occurs
b)
The seismic station closest to the earthquake
c)
The place where the greatest damage occurs
d)
The point on the surface directly above the focus
40.
Which travels fastest, always being the first detected by seismic stations?
a)
P waves
b)
S waves
41.
Which of these seismic waves creates the most damage during an earthquake?
a)
primary
b)
secondary
c)
surface
42.

Seismologists use the S-P time method to find

a)

the shadow zone of an earthquake

b)

the distance to an earthquake's epicenter

c)

the magnitude of an earthquake

d)

the destructive force of an earthquake

43.
Where are the P-waves located on this seismogram?
a)
A
b)
B
c)
C
d)
D
44.
At about what time did all of the S-waves hit?
a)
20 sec
b)
45 sec
c)
50 sec
d)
10 seconds
45.
Which letter is marked at the crests of the wave?
a)
C
b)
A
c)
B
d)
D
46.

Rank the seismic waves in order of appearance when an earthquake first occurs as measured by a seismograph.

a)

S waves, P waves, then surface waves

b)

P waves, S waves, then surface waves

c)

S and P waves at the same time, then surface waves

d)

Surface waves, then S and P waves at the same time

47.
Earthquakes happen every day. Most are too small for humans to notice.
a)
True
b)
False
48.

Locating the epicenter of an earthquake typically involves, at minimum, how many seismometers, located in different locations?

a)

1

b)

2

c)

3

d)

4

e)

5

49.

The largest volcanoes are typically produced by which type of plate boundary?

a)

Convergent

b)

Divergent

c)

Transform

d)

Normal

e)

Reverse

50.

Smaller fissure volcanoes are typically produced by which type of plate boundary?

a)

Convergent

b)

Divergent

c)

Transform

d)

Normal

e)

Reverse