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WorksheetsEarth Science Review
Total questions: 49
Worksheet time: 31mins
Name
Class
Date
1.
Mantle rocks may melt if
a)
its temperature rises.
b)
pressure on it decreases.
c)
water is added to it.
d)
any of the above
2.
Volcanoes are common along
a)
convergent plate boundaries.
b)
divergent plate boundaries.
c)
transform plate boundaries.
d)
two of the above
3.
Melting occurs at divergent plate boundaries because hot mantle rock rises and this
a)
increases the temperature of the mantle.
b)
decreases the temperature of the mantle.
c)
allows runoff to seep into the mantle.
d)
releases pressure on the mantle.
4.
About 75 percent of the world’s volcanoes are found
a)
around the Atlantic Ocean basin.
b)
along the mid-Atlantic ridge.
c)
around the Pacific Ocean basin.
d)
throughout the American Northwest.
5.
Which of the following landforms result from volcanic activity?
a)
continental arcs
b)
hotspot islands
c)
island arcs
d)
all of the above
6.
Volcanoes are common along oceanic trenches because this is where
a)
most hotspots are found.
b)
subduction occurs.
c)
new seafloor forms.
d)
none of the above
7.
About how many known hotspots are there on Earth?
a)
5
b)
50
c)
500
d)
5000
8.
A line of volcanic activity that surrounds the Pacific Ocean basin is the
a)
Ring of Fire
b)
Aleutian Islands
c)
Hawaiian Islands
d)
Caribbean Islands
9.
A place above a mantle plume where melted rock can form a volcano is a
a)
fissure
b)
mantle plume
c)
hotspot
d)
volcano
10.
The eruption of magma from the mantle onto the surface is called a
a)
volcano
b)
fissure
c)
mantle plume
d)
hotspot
11.
An example of islands that formed over a hotspot are the
a)
Aleutian Islands
b)
Hawaiian Islands
12.
Before lava reaches the surface it is called
a)
rock
b)
magma
c)
volcanic ash
d)
liquid fire
13.
The Mohorovicic discontinuity occurs between the crust and the
a)
mantle
b)
lithosphere
c)
outer core
d)
asthenosphere
14.
Seismographs detect and record_______ waves
a)
sound
b)
light
c)
seismic
d)
radio
15.
The Hawaiian Islands are formed on top of a
a)
hot zone
b)
eruption zone
c)
plate boundary
d)
hot spot
16.
Which statement describes the difference between Earth's crust and mantle?
a)
The crust is much thinner and less dense than the mantle
b)
The crust is much thinner and denser than the mantle
c)
The mantle is much thicker and less dense that the crust
d)
The mantle is much thinner and denser than the crust
17.
Which best describes Earth's crust?
a)
Thick layer of hot melted rock
b)
Thick layer of solid hot metal
c)
Thin layer of cool rock
d)
Thin layer of liquid metals
18.
Which best describes the composition of Earth's mantle?
a)
Hot and liquid metal
b)
Cool and hard rock
c)
Hot and melted rock
d)
Hot and solid metal
19.
Which best describes the composition of the inner core?
a)
Hot and liquid metal
b)
Cool and hard rock
c)
Hot and melted rock
d)
Hot and solid metal
20.
On what layer of Earth are tectonic plates located?
a)
Crust
b)
Inner core
c)
Outer core
d)
Mantle
21.
Crust is created at certain plate boundaries. Which best explains why the surface of Earth doesn't just grow larger over time?
a)
Crust always stays the same at transform boundaries
b)
Crust is destroyed through subduction
c)
Crust sinks into the earth at divergent boundaries
d)
Crust gets pushed up to form mountains
22.
What did Wegener observe about the continents that lead to his theory of continental drift?
a)
They were very large
b)
They were part of the earth's crust
c)
They were made up of tectonic plates
d)
They appeared to fit together like puzzle pieces
23.
What is one piece of evidence that Alfred Wegener used to explain his theory of Continental Drift?
a)
The rocks that make up Earth's crust are different on every continent
b)
The same fossils appear on different continents
c)
Lithospheric plates move because of convection currents
d)
The continents were too large to have been created one at a time
24.
The piece of evidence the best supports the modern theory of Plate Tectonics
a)
The Earth is made up of four layers
b)
Volcanoes happen every few years in different parts of the world
c)
Maps of Pangaea have been created
d)
Parts of the sea floor are spreading apart
25.
a)
Land is being create
b)
Land is being destroyed
c)
Land in neither created or destroyed
d)
This is not a real boundary type
26.
a)
Oceanic meets continental crust, where a TRENCH is formed
b)
This is a convergent boundary, where earthquakes the rift valleys form
c)
The is a divergent boundary, where volcanoes and mountain ranges form
d)
This is a transform boundary, where earthquakes happen
27.
Which best describes convection currents?
a)
The sun warms the planet, creating dense melted rock that sinks and then rises.
b)
The core melts parts of the mantle. Hot rock rises as its density decreases. When it reaches the top, the rock cools and sinks again.
c)
The core melts parts of the mantle. Hot rock rises as its density increases. When it reaches the top, the rock cools and sinks again.
d)
The core melts the rock in the mantle, causing it to boil and push the heavy rock in a circular flow
28.
Based on the arrows on the picture, in which direction will the plates move?
a)
This is a convergent boundary, so plates will move together
b)
This is a transform boundary, so the plates will move side by side
c)
This is a divergent boundary, so plates will move apart
d)
This is a convergent boundary, so the plates will move side by side
29.
Based on the arrows in the picture
a)
The two plates will smash into each other causing sea floor spreading
b)
The two plates will move side by side, because this is a transform boundary
c)
The two plates will move toward each other, because this is a divergent boundary
d)
The two plates will move toward each other, because this is a convergent boundary
30.
Erosion can
a)
Create mountains
b)
Melt rock
c)
Create sea floor spreading
d)
Make rivers and stream beds deeper
31.
Heat and pressure create
a)
Erosion
b)
Igneous Rock
c)
Sedimentary Rock
d)
Metamorphic rock
32.
When magma cools and hardens, this rock is formed
a)
Igneous rock
b)
Sedimentary rock
c)
Volcanic rock
d)
Metamorphic rock
33.
At a convergent plate boundary, the upper plate folds back and PUSHES UPWARD, creating
a)
Canyons
b)
Faults
c)
Mountains
d)
Rift valleys
34.
The "upper" part of the lithosphere is made of...
a)
Crust
b)
Upper Mantle
c)
Lower Mantle
d)
Outer Core
35.
The lower part of the lithosphere is . . .
a)
Crust
b)
Upper Mantle
c)
Lower Mantle
d)
Inner Core
36.
What CAUSES tectonic plates to move?
a)
Earthquakes
b)
Volcanotes
c)
Gravitational force
d)
Magma Currents
37.
Which layer of the earth is the thinnest?
a)
Crust
b)
Mantle
c)
Inner Core
d)
Outer Core
38.
Which city was closest to the epicenter?
a)
A
b)
B
c)
C
d)
D
39.
When two tectonic plates are moving away from each other, the boundary between them is called...
a)
Divergent boundary
b)
Convergent boundary
c)
Transform boundary
d)
Subduction
40.
When two tectonic plates are moving toward each other, the boundary between them is called...
a)
Divergent boundary
b)
Convergent boundary
c)
Transform boundary
d)
Subduction
41.
When two tectonic plates slide past each other, neither crashing together, nor pulling apart, the boundary between them is called...
a)
Divergent boundary
b)
Convergent boundary
c)
Transform boundary
d)
Subduction
42.
Sometimes, when two tectonic plates collide, one is pushed below the other; this action at the convergent boundary is called...
a)
Divergent boundary
b)
Convergent boundary
c)
Transform boundary
d)
Subduction
43.
When an oceanic plate is subducted under a continental plate, a deep valley is formed in the ocean. What is this valley called?
a)
a trench
b)
a rift zone
c)
ocean spreading ridge
d)
Continental crust
44.
When a continental plate is pulled away from another continental plate, the area of crust that is thinned and pulled apart is called.
a)
a trench
b)
a rift zone or rift valley
c)
ocean spreading ridge
d)
Continental crust
45.
When divergent plates pull the crust apart, cracks form in the crust called...
a)
Fissures
b)
Mountain Ranges
c)
Volcanoes
d)
Rock Cycle
46.
When convergent plates collide, if both plates are pushed upward, this forms.
a)
Fissures
b)
Mountain Ranges
c)
Volcanoes
d)
Rock Cycle
47.
When fissures form, magma is pushed to the surface forming...
a)
Fissures
b)
Mountain Ranges
c)
Volcanoes
d)
Rock Cycle
48.
The movement of the tectonic plates continually creates new rock on the surface of the earth and pulls old rock back into the mantle and recycles it. This process is called...
a)
Fissures
b)
Mountain Ranges
c)
Volcanoes
d)
Rock Cycle
49.
A deep crack in the Earth's crust is called a _______________.
a)
canyon
b)
trench
c)
fault
d)
plate
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