What is happening at point C?

Mantle rock is cooling preparing to sink

What is the continental drift theory?

Earth once had a super continent that broke apart & drifted

What is happening at point A?

Mantle rock is heating up and becoming less dense

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Earth Science Review

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#Continental Drift, #Layers of Earth, and #Plate Tectonics

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Questions 25

Answers

1
What type of stress creates a transform boundary?
Compression
Tension
Convection
Shearing
2
What do scientists use to determine what's inside Earth?
Seismic Waves
Moon rocks
Sonar
Sea-floor Spreading
3
Which type of crust is made of granite?
lithosphere
mountain
oceanic
continental
4
Mid-ocean ridges form at which type of boundary?
Continental-oceanic boundary
Transform
Divergent
Oceanic-oceanic boundary
5
What is formed when continental crust divides at a divergent boundary?
volcano
folded mountains
trench
rift valley
6
What type of stress occurs when convection currents pull plates apart?
Compression
Convergent
Shearing
tension
7
What happens to temperature and pressure as you go inside Earth?
Both increase
Both decrease
Temperature increases, pressure decreases
Temperature decreases, pressure increases
8
What process is shown in the picture?
tension
subduction
convection
shearing
9
The San Andreas Fault is an example of which type of boundary?
Divergence
Continental-Oceanic Convergence
Oceanic-Oceanic Convergence
Tranform
10
What type of force creates new land and builds up Earth’s surfaces?
constructive
folded mountains
destructive
sea-floor spreading
11
What is the only liquid layer of Earth
asthenosphere
outer core
mesosphere
inner core
12
What is NOT formed at a continental-oceanic convergent boundary?
volcanic mountain range
subduction zone
trench
mid-ocean ridge
13
What happens to density as it is heated?
it increases
it decreases
it stays the same
it doubles
14
What is the process that moves the tectonic plates?
Compression
Convection
Radiation
sea-floor spreading
15
In what layer does convection occur?
inner core
outer core
mantle
asthenosphere
16
Which are proof that Pangea existed
Magnetic Reversal
all of the above
Mid-ocean Ridges
Glacial Scars
17
What do we call breaks in Earth's crust that occur at a transform boundary?
trench
plate boundary
fault
18
What is happening at point C?
Mantle rock begins heating up
Mantle rock pushes into lithosphere as it rises
Mantle rock is cooling preparing to sink
Mantle rock heating up and becoming less dense
19
What are pieces of lithosphere broken floating on the asthenosphere?
faultline
oceanic crust
plates
continental crust
20
Japan is an example of what type of plate boundary?
Divergent
Continental-Oceanic Convergent
Transform
Oceanic-Oceanic Convergent
21
Which layer causes Earth's magnetic field?
mesosphere
asthenosphere
inner core
outer core
22
What is the continental drift theory?
Earth once had a super continent that broke apart & drifted
plates interact to form volcanoes and mountains
that plants were found on different continents
Lithosphere is broken into plates that float on the mantle
23
What is happening at point A?
Mantle rock is cooling preparing to sink
Mantle rock pushes into lithosphere as it rises
Mantle rock is heating up and becoming less dense
Mantle rock begins heating up after sinking
24
Which type of stress creates sea floor spreading?
Shearing
Tension
Convection
Compression
25
What is formed when two continents collide?
folded mountains
volcano
faultine
trench

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