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Plate Tectonics

Total questions: 40

Worksheet time: 21mins

Name
Class
Date
1.
Who proposed the Theory of Continental Drift
a)
Alfred Wegener
b)
Isaac Newton
c)
Alber Einstein
2.
As depth in the Earth increases, what happens to pressure?
a)
Increases
b)
Decreases
c)
No relationship
3.
What type of boundary occurs when two plates move apart?
a)
convergent
b)
divergent
c)
transform
4.
What is the only liquid layer of the Earth?
a)
crust
b)
mantle
c)
outer core
d)
inner core
5.
What name did Wegener give to his giant landmass that was around 200 million years ago?
a)
Pangaland
b)
Ultima
c)
Pangaea
d)
Gondwanaland
6.
Pangaea is Latin for what?
a)
All Together
b)
All Lands
c)
Unification
7.
What is the correct order of the layers of the Earth from top to bottom?
a)
crust, mantle, inner core, outer core
b)
crust, outer core, inner core, mantle
c)
outer core, inner core, mantle, crust
d)
crust, mantle, outer core, inner core
8.
What layer of the Earth has convection currents that cause the tectonic plates to move?
a)
inner core
b)
crust
c)
outer core
d)
mantle
9.
Convergent Boundaries form all of the following except what?
a)
mountains
b)
volcanoes
c)
earthquakes
d)
trenches
10.
What type of plate is denser?
a)
continental
b)
oceanic
11.
What is denser?
a)
hot stuff
b)
cold stuff
12.
What layer of the Earth has convection currents that cause the tectonic plates to move?
a)
crust
b)
mantle
c)
core
13.
As depth increases in the Earth, what happens to temperature?
a)
Temp increases
b)
Temp decreases
c)
no relation
14.

_____ waves are the fastest seismic waves and compress and expand like an accordian

a)

Primary

b)

Secondary

c)

Surface

15.
What two metals make both layers of the core?
a)
Iron and Man
b)
Iron and Aluminum
c)
Iron and Copper
d)
Iron and Nickel
16.
The outer core is the only layer that is what?
a)
liquid
b)
semisolid
c)
extremely hot
d)
made of metals
17.

What layer is responsible for the Earth's magnetic field?

a)
crust
b)
mantle
c)
outer core
d)
inner core
18.
Because of differences in density, hot stuff will ______ and cold stuff will ________
a)
rise , rise
b)
sink , rise
c)
rise , sink
d)
sink , sink 
19.
Trenches are formed where?
a)
divergent boundaries
b)
transform boundaries
c)
mountain ranges
d)
subduction zones
20.
The prefix -sub means...
a)
above
b)
below
c)
even
d)
together
21.
What ocean is growing?
a)
Atlantic
b)
Pacific
22.
What plate boundaries cause earthquakes?
a)
convergent
b)
divergent
c)
transform
23.
Ridges and Rifts are caused by what type of boundary?
a)
convergent
b)
divergent
c)
transform
24.
Why does hot stuff rise and cold stuff sinks?
a)
differences in temperature
b)
differences in density
c)
differences in height
d)
differences in speed
25.

Which volcanoes have explosive eruptions and are made of ash and cinder?

a)

Composite

b)

Cinder Cone

c)

Shield

d)

Super

26.

____ describes how thick and liquid is and it's resistance to flow

a)

Density

b)

Humidity

c)

Temperature

d)

Viscosity

27.

____ determines the viscosity of magma

a)

Oxygen

b)

Silica

c)

Carbon

d)

Nitrogen

28.

____ volcanoes are made of cooled lava flows and have giant, gentle slopes.

a)

Shield

b)

Cinder Cone

c)

Composite

d)

Yellowstone

29.

_____ is low viscosity lava that flows easily

a)

A'A

b)

Pahoehoe

30.

The ___ is the spot on the Earth's surface where geologists can find through triangulation

a)

Focus

b)

Epicenter

c)

Earthquake

d)

Seismograph

31.
What boundary creates mountains?
a)
convergent
b)
divergent
c)
transform
d)
fast
32.

Anticlines are folds that go

a)

up like an arch

b)

down

c)

sideways

d)

zigzag

33.

Normal Faults are caused by ____ and the hanging wall goes down.

a)

compression

b)

shearing

c)

tension

34.

The ____ wall lies below the fault line

a)

Foot

b)

Hanging

c)

John

d)

Wonder

35.

Compression causes ____ faults because it pushes the hanging wall up

a)

Normal

b)

Strike-Slip

c)

Reverse

d)

Everybody Else's

36.

Which layer of the Earth is liquid Iron and Nickle?

a)

Crust

b)

Mantle

c)

Outer Core

d)

Inner Core

37.

Base your answer to the following question on the cross section of two crustal plates and the boundary between them shown below. The arrows indicate the direction of the rock movement. The mid oceanic ridge portion of this cross section best represents a

a)

Convergent boundary

b)

Divergent boundary

c)

Transform boundary

38.

The model below shows two continental plates. The folded mountains in this model form at which type of plate boundary?

a)

Transform boundary

b)

Divergent boundary

c)

Convergent boundary

39.

Where does an earthquake begin?

a)

Epicenter

b)

Fault

c)

Focus

d)

Joint

40.

Secondary waves cause more damage than Primary waves because ____

a)

they are slower and move side to side

b)

they are faster and move side to side

c)

they are slower and compress and expand