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Worksheets8th grade Earth Sci quiz
Total questions: 62
Worksheet time: 3hrs 18mins
Name
Class
Date
1.
This land form can occur at a divergent plate boundary.
a)
trench
b)
mid-ocean ridge
c)
folded mountains
d)
fault
2.
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
3.
A collision between two pieces of continental crust at a converging boundary produces a
a)
mid-ocean ridge
b)
deep ocean trench
c)
volcanic mountain range
d)
folded mountain range
4.
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
5.
What happens when an oceanic plate collides with a continental plate?
a)
the denser oceanic plate slides on top of the less dense continental plate
b)
the less dense oceanic plate slides under the denser continental plate
c)
the denser oceanic plate slides under the less dense continental plate
d)
the less dense oceanic plate slides past the denser continental plate
6.
A divergent boundary is a boundary between two plates that ____
a)
move toward each other
b)
undergo subduction
c)
move away from each other
d)
slide along each other
7.
A boundary where two plates pull apart?
a)
convergent boundary
b)
divergent boundary
c)
transform boundary
d)
insurgent boundary
8.
The movement of weathered material (sediment) is called?
a)
weathering
b)
erosion
c)
deposition
9.
What is deposition?
a)
Dropping off sediment
b)
Movement of sediment
c)
Breaking down of sediment
10.
What two processes make sediment?
a)
Weathering
b)
Erosion
c)
Weathering & Erosion
11.
Which layer of Earth is the source of lava that erupts from volcanoes?
a)
inner core
b)
outer core
c)
asthenosphere
d)
lithosphere
12.
The volcanic Andes Mountains in South America are associated with a _____________ boundary
a)
divergent
b)
oceanic-oceanic convergent
c)
continental-continental convergent
d)
oceanic-continental convergent
13.
The San Andreas fault is an example of which type of fault?
a)
divergent
b)
continental-continental convergent
c)
transform fault
d)
oceanic-continental convergent
14.
Where on the ocean floor is there ongoing volcanic activity
a)
ocean ridges
b)
deep sea trenches
c)
continental shelves
d)
abyssal plains
15.
What is the process of breaking down rocks or other material into smaller pieces?
a)
erosion
b)
weathering
c)
compaction
d)
cementation
16.
What is the process of the removal and movement of sediment from one location to another?
a)
erosion
b)
weathering
c)
compaction
d)
deposition
17.
The area where two tectonic plates meet
a)
mantle
b)
focus
c)
faults
d)
convection
18.
Where do most earthquakes and volcanoes occur?
a)
in the ocean
b)
along the coast
c)
along fault lines
d)
in the Arctic
19.
What do geologists call the crust and upper mantle?
a)
asthenosphere
b)
stratosphere
c)
mesosphere
d)
lithosphere
20.
What geological event/landform would occur at this boundary?
a)
Folded Mountains
b)
Rifts
c)
Faults
d)
Trench
21.
What geological event/landform would occur at this boundary?
a)
Folded Mountains
b)
Rifts
c)
Faults
d)
Ridges
22.
What geological event/landform would occur at this boundary?
a)
Folded Mountains
b)
Ridges
c)
Rifts
d)
Faults
23.
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
24.
Scientists think that convection currents that move the plates flow in Earth's
a)
Continental crust
b)
oceanic crust
c)
Asthenosphere
d)
Lithosphere
25.
The San Andreas fault formed due to a ___ motion.
a)
sliding
b)
colliding
c)
dividing
d)
jumping
26.
In sea floor spreading, molten material rises from the mantle and erupts along a what?
a)
Rift Valley
b)
Deep Ocean Trench
c)
Mid-Ocean Ridge
d)
Ring of Fire
27.
What is the process that occurs at mid-ocean ridges called?
a)
Subduction
b)
Sea-Floor Spreading
c)
Convergence
d)
Radiation
28.
The process where the ocean plate sinks beneath the continental plate and into a trench is called.......
a)
Convergence
b)
Subduction
c)
Mid-Ocean Ridge
d)
Sublimation
29.
What is a convection current?
a)
Rock heats in the lower mantle, hot rock rises, cools at the crust, cool rock sinks, it gets reheated and rises again
b)
Rock heats in the lower mantle, hot rock sinks, it cools down, and sinks some more
c)
The transfer of heat through touch
d)
The process of sea floor spreading
30.
What type of boundary creates a volcanic arc?
a)
convergent ocean ocean
b)
convergent ocean continental
c)
convergent continental continental
d)
divergent
31.
What type of boundary creates an island arc?
a)
convergent ocean ocean
b)
convergent ocean continental
c)
convergent continental continental
d)
divergent
32.
What type of boundary creates a mountain chain?
a)
convergent ocean ocean
b)
convergent ocean continental
c)
convergent continental continental
d)
divergent
33.
Which type of boundary is the San Andres Fault?
a)
convergent
b)
divergent
c)
transform
34.
Which type of boundary creates an earthquake?
a)
transform
b)
divergent
c)
convergent
35.
Which has thicker crust
a)
ocean
b)
continental
36.
Which crust is more dense?
a)
ocean
b)
continental
37.
Which is subducted in an ocean-continental convergent boundary?
a)
ocean
b)
continental
38.
What is a hot spot?
a)
A place that gets hit the most by the sun's rays
b)
When a mantle plume rises and breaks through the crust
c)
Every place with a volcano
d)
A place with temperatures above 90 degrees F
39.
What do hot spots create?
a)
earthquakes
b)
tsunamis
c)
island chains
d)
seafloor
40.
T/F Magma rises because it is less dense than rocks
a)
TRUE
b)
FALSE
41.
The process that happens at the deep-ocean trench is called...
a)
sea-floor spreading
b)
adding material to the ocean floor
c)
subduction
42.
Which is NOT evidence of sea-floor spreading?
a)
Molten magma constantly erupting
b)
Drilling samples of rock
c)
Magnetic stripes
d)
Fossil evidence
43.
What is seafloor spreading?
a)
continental crust-continental crust
b)
rift valleys
c)
seafloor spreads
d)
ocean spreads and magma rises to fill in gaps creating a Mid Ocean Ridge
44.
What process takes place at the trenches?
a)
convergent boundaries
b)
subduction
c)
earthquakes
d)
mountain ranges
45.
Fossils of a dinosaur have been found in both southern Africa and South America but nowhere else. What does this mean?
a)
The fossils evolved into different organisms.
b)
The climate changed and became much colder.
c)
In the past, Africa and South America were part of the same continent.
d)
In the future, Africa and South America will be part of the same continent.
46.
The thinnest layer of the Earth is the ___________.
a)
mantle
b)
crust
c)
core
47.
What is the theory that all continents were once joined together in one single large landmass?
a)
Plate Tectonics
b)
Pangaea
c)
Continental Drift
48.
What is the name of the layer that contains the uppermost mantle and crust
a)
Asthenosphere
b)
Mesosphere
c)
Lithosphere
d)
Transosphere
49.
What is the correct order (starting from the surface) of Earth's layers?
a)
crust, outer core, inner core, mantle
b)
mantle, outer core, inner core, crust
c)
crust, mantle, outer core, inner core
d)
outer core, inner core, crust, mantle
50.
Heat transfer within a fluid takes place by...
a)
convection currents
b)
radiation
c)
conduction
d)
density
51.
The theory that states that pieces of the Earth's Lithosphere are in constant slow motion is the theory of
a)
sea floor spreading
b)
subduction
c)
plate tectonics
d)
compression
52.
Earth quakes occur most frequently at
a)
mid ocean ridges
b)
Earth's tectonic plates
c)
continents
d)
ocean floor
53.
A collision between 2 pieces of continental crust at a converging boundary causes
a)
mountain range
b)
mid ocean ridge
c)
deep ocean trench
d)
rift valley
54.
The stress force that pushes the crust where two plates are moving apart
a)
tension
b)
compression
c)
shearing
55.
The stress force that pushes the crust where two plates are moving together
a)
tension
b)
compression
c)
shear
56.
The stress force that pulls plates past one another sideways is called
a)
shear
b)
compression
c)
tension
62.
Folded mountains form ___.
a)
when a state of isostasy occurs
b)
when continents collide
c)
when continents diverge
d)
after huge earthquakes
58.
What type of stress is this?
a)
compression
b)
shearing
c)
tension
59.
A force that acts on rock to change its shape or volume?
a)
stress
b)
focus
c)
friction
d)
fracture
60.
Stress that stretches rock so that it becomes thinner in the middle!
a)
tension
b)
compression
c)
sheear
d)
rubber-binder
61.
Stress that pushes masses of rock in opposite directions, in a sideways movement?
a)
shear
b)
compression
c)
tension
d)
constriction
62.
Folded mountains form ___.
a)
when a state of isostasy occurs
b)
when continents collide
c)
when continents diverge
d)
after huge earthquakes
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