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Earth's Layers, Continental Drift & Plate Boundaries

Total questions: 30

Worksheet time: 2hrs 26mins

Name
Class
Date
1.

What is the ridged solid layer of the Earth's surface made up of the crust and upper mantle called?

a)

asthenosphere

b)

lithosphere

c)

mesosphere

d)

continental crust

2.
Temperature _____________________ as you go deeper into the earth.
a)
increases
b)
decreases
c)
goes up and down depending on the layer
d)
stays the same
3.
Pressure ______________________ as you go deeper into the Earth
a)
increases
b)
decreases 
c)
goes up or down depending on the layer
d)
stays the same
4.
What was the name given to all the continents when they were joined as one super continent? 
a)
Supreme Continent
b)
Eurasia
c)
Plate tectonics
d)
Pangea
5.
Which of these layers is ALL solid iron and nickle?
a)
inner core
b)
outer core
c)
lithosphere
d)
mesosphere
6.
Which of the following occurs because of convection currents?
a)
Tectonic plates on the crust move.
b)
The mantle increases in size.
c)
Pressure in the crust increases.
d)
Pressure in the crust decreases.
7.
Scientists think that convection currents that move the plates flow in Earth's
a)
Continental crust
b)
Oceanic crust
c)
Asthenosphere
d)
Lithosphere
8.
Name the boundary
a)
convergent boundary
b)
divergent boundary
c)
transform boundary
d)
sergent boundary
9.
Name the boundary
a)
convergent boundary
b)
divergent boundary
c)
transform boundary
d)
sergent boundary
10.

Cracks or breaks in earth's crust where plates slip past each other

a)

subduction

b)

faults

c)

mid-ocean ridge

d)

san andreas

11.

Continental plate collides with another continental plate creates

a)

volcanoes

b)

earthquake

c)

trench

d)

folded mountains

12.

What type of plate boundary is shown in the picture

a)

convergent

b)

divergent

c)

transform

d)

faults

13.

The type of geological event that occurs under transform boundaries

a)

folded mountains

b)

earthquakes

c)

volcanoes

d)

tsunamis

14.

Plates boundary where plates slide or move past each other

a)

divergent

b)

continental drift

c)

transform

d)

convergent

15.

Ocean plate collides with ocean plate creates

a)

mid- ocean ridge

b)

sea floor spreading

c)

earthquakes

d)

volcanic ark of islands

16.

What type of plate boundary is shown in the picture?

a)

folded mountains

b)

transform

c)

convergent

d)

divergent

17.

Subduction occurs under which plate boundary?

a)

lithosphere

b)

divergent

c)

convergent

d)

transform

18.

What is the lithosphere?

a)

upper most part of the crust and lower part of the mantle

b)

upper most part of the mantle and lower part of the crust

c)

mid mantle where convection current occur

d)

part of the liquid outer core

19.
What type of plate boundary causes sea floor spreading?
a)
convergent
b)
divergent
c)
transform
d)
compression
20.
Oceanic crust is more dense than continental crust.  At a convergent plate boundary between oceanic crust and continental crust which crust is subducted?
a)
oceanic crust will go under the continental crust
b)
continental crust will go under the oceanic crust
c)
it depends on the speed the plate is moving
d)
there is no way to determine which plate will be subducted
21.
What is the thickest layer of the Earth?
a)
the crust
b)
the mantle
c)
the outer core
d)
the inner core
22.
Why is the inner core solid?
a)
its unknown
b)
what it's made of
c)
the pressure
d)
it is colder than the outer core
23.
What layer is located at #1
a)
Crust
b)
Mantle
c)
Outer Core
d)
Inner Core
24.
What layer is located at #2
a)
Crust
b)
Mantle
c)
Outer Core
d)
Inner Core
25.

Process by which new ocean crust forms.

a)

Seafloor spreading

b)

Continental drift

c)

Mid-ocean ridge

d)

Rift

26.

Sea-floor spreading begins at the

a)

Deep ocean trench

b)

Mid-ocean ridge

c)

Continent's edge

27.
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
28.
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
29.
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
30.
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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