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WorksheetsEarth's Interior & Plate Tectonics
Total questions: 40
Worksheet time: 25mins
Name
Class
Date
1.
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.
2.
Where does the heat come from that drives this convection current in the mantle?
a)
The sun
b)
The crust
c)
the mantle
d)
the core
3.
Name the boundary
a)
convergent boundary
b)
divergent boundary
c)
transform boundary
d)
sergent boundary
4.
Name the boundary
a)
convergent boundary
b)
divergent boundary
c)
transform boundary
d)
sergent boundary
5.
A subduction zone is formed...
a)
when one tectonic plate sinks below another
b)
at every type of convergent plate boundary
c)
at every type of divergent plate boundary
d)
at transform boundaries
6.
What are mid-ocean ridges?
a)
A chain of underwater waterfalls
b)
A chain of underwater volcanos
c)
A chain of underwater mountains
d)
A chain of underwater rocks
7.
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
8.
This land formation occurs at a divergent continental/ continental boundary.
a)
mid ocean ridge
b)
deep ocean trench
c)
pacific hot spot
d)
rift valley
9.
Geologists obtain indirect evidence about Earth's interior by...
a)
measuring pressure at the surface
b)
studying seismic waves
c)
drilling through each layer
d)
estimation of temperature in the layers
10.
Which of the following did not support continental drift?
a)
magnetic striping on the ocean floor
b)
identical fossils on continents
c)
mountain ranges
d)
coastlines fit like a puzzle
11.
Which of the following is where one plate slides under another plate?
a)
submarine zone
b)
divergence zone
c)
subduction zone
d)
lower zone
12.
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
13.
Which is true about hotter material in the mantle?
a)
more dense, sinks
b)
less dense, sinks
c)
less dense, rises
d)
more dense, rises
14.
Which layer of the Earth is the thinnest?
a)
mantle
b)
outer core
c)
inner core
d)
crust
15.
Mountains form from ...
a)
plates sliding past one another
b)
collision of plates
c)
plates moving away from each other
16.
Which type of plate boundaries occur at X?
a)
Divergent
b)
convergent
c)
transform
d)
subducting
17.
What feature occurs at Y?
a)
mid-ocean ridge
b)
deep ocean trench
c)
hot spot
d)
rift
18.
What is happening at Z?
a)
mid-ocean ridge
b)
subduction zone
c)
transform boundary
d)
sea floor spreading
19.
Transform boundaries are most likely to produce what phenomenon?
a)
volcanoes
b)
deep sea trenches
c)
underwater mountain ranges
d)
earthquakes
20.
What are the two types of crust?
a)
continental and oceanic
b)
ocean and basin
c)
lower and upper
d)
thick and thin
21.
The youngest rocks on the seafloor are most likely found...
a)
closest to a mid-ocean ridge
b)
farthest from a mid-ocean ridge
c)
near the coastlines
d)
closest to a deep sea trench
22.
Created by a divergent boundary.
a)
Rocky Mountains
b)
Mariana Trench
c)
Mid Atlantic ridge
23.
What is Pangaea?
a)
The name of a German Scientist
b)
the name of the supercontinent that existed millions of years ago
c)
another name for continental drift
d)
the name of an ancient fossil
24.
Plate movement is caused by ______________.
a)
the rotation of the Earth
b)
ocean tides
c)
convection currents in the mantle
d)
the moon's gravity
25.
Whenever a subduction zone is formed a ______ is formed.
a)
Mountain
b)
Island Arc
c)
Rift
d)
Volcano
26.
A subduction zone is formed...
a)
when one tectonic plate sinks below another
b)
at every type of convergent plate boundary
c)
at every type of divergent plate boundary
d)
at transform boundaries
27.
Who is the person credited with developing the theory of continental drift?
a)
Harry Hess
b)
Galileo
c)
Alfred Wegener
d)
Newton
28.
Which ocean is expanding due to a mid-ocean ridge?
a)
Indian
b)
Dead Sea
c)
Atlantic
d)
Artic
29.
What is this a picture of?
a)
plate tectonics
b)
continental drift
c)
pangea
d)
glacier scaring
30.
Why did no one believe Wegener's thoery?
a)
He could not explain HOW the continents moved
b)
He didn't have evidence
c)
His data was wrong
d)
He didn't use the right technology to gather data
31.
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
32.
These are the first waves released during an earthquake
a)
S waves
b)
Surface Waves
c)
P waves
33.
A place where two plates slide past each other, moving in opposite directions, is known as a
a)
transform boundary
b)
divergent boundary
c)
convergent boundary
d)
rift valley
34.
The Himalayas are formed because of what kind of plate movement?
a)
a continental plate being subducted under another
b)
two plates moving apart
c)
two continental plates colliding
d)
two plates sliding past one another
35.
A boundary where two plates pull apart?
a)
convergent boundary
b)
divergent boundary
c)
transform boundary
d)
insurgent boundary
36.
A break or crack in the Earth's crust is called a...
a)
plate
b)
fault
c)
fold
d)
crack
37.
Scientists think that convection currents that move the plates flow in Earth's
a)
Continental crust
b)
oceanic crust
c)
Asthenosphere
d)
Lithosphere
38.
What is the name of the layer that contains the uppermost mantle and crust
a)
Asthenosphere
b)
Mesosphere
c)
Lithosphere
d)
Transosphere
39.
Which crust is thicker
a)
ocean
b)
continental
c)
bread
d)
pizza
40.
What observation can we make about Earth’s lithosphere AND asthenosphere?
a)
The asthenosphere floats on top of the lithosphere.
b)
The crust and the core make up the lithosphere.
c)
The crust and mantle make up the asthenosphere.
d)
The lithosphere floats on top of the asthenosphere
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