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Layers of Earth/Plate Tectonics
Layers of Earth/Plate Tectonics
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Terms and concepts about the layers of the Earth and plate tectonics.
Flashcards
25 cards
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Questions
25
Answers
1
A very high mountain, like the Himalayas, forms at what boundary?
divergent
transform
convergent
2
List the layers of Earth from the center to the surface.
inner core, outer core, crust, mantle
inner core, outer core, mantle, crust
crust, mantle, outer core, inner core
outer core, inner core, mantle crust
3
Which of the following is NOT a piece of evidence that supports continental drift?
evidence of climate changes
kangaroos only living in Australia
geology (rocks)
fossils
4
Volcanoes that form in the middle of a tectonic plate form over what?
hot spots
rift valleys
deep ocean trenches
mid-ocean ridges
5
An island arc, like Japan or the Philippines, forms at what boundary?
convergent
transform
divergent
6
Which layer of Earth is made up of tectonic plates?
outer core
mantle
crust
inner core
7
This type of boundary occurs where two plates scrape past each other.
transform
convergent
divergent
8
The motion of hot, molten rock that continually rises, cools, and sinks.
conversion currents
magma currents
convection currents
heating-cooling currents
9
A mid-ocean ridge forms at what boundary?
divergent
convergent
transform
10
When one plate sinks or is pulled under another.
fault
convection currents
subduction
rift valley
11
Underwater mountain ranges where tectonic plates are spreading apart.
hot spot volcanoes
deep ocean trench
rift valley
mid-ocean ridges
12
This type of boundary occurs where two tectonic plates push together.
transform
divergent
convergent
13
Earth's crust and the very top of the mantle together form the
lithosphere
outer core
middle mantle
asthenosphere
14
Large and small slabs of rock that make up Earth's crust.
Pangaea
fault
asthenosphere
tectonic plates
15
New crust forms at ___________.
a convergent boundary
a deep ocean trench
a transform boundary
the mid-ocean ridge
16
How do density, temperature, and pressure change as you go from the crust to the core?
It increases.
It decreases.
It stays the same.
It increases, then decreases.
17
Scientists look at where earthquakes and volcanoes occur to see the outline of what features?
mountains
hot spots
tectonic plate boundaries
islands
18
This type of boundary occurs where two tectonic plates move apart.
transform
divergent
convergent
19
This says that the Earth's lithosphere is made up of huge plates that move over Earth's surface
The Theory of Pangaea
The Theory of Plate Tectonics
The Theory of Convection
The Theory of Continental Drift
20
A rift valley, like the Great Rift Valley in Africa, forms at what boundary?
transform
divergent
convergent
21
A once huge super continent that reached from the North Pole to the South Pole.
Pangaea
Eurasia
Super America
Australia
22
A fault, like the San Andres Fault, forms at what boundary?
divergent
convergent
transform
23
A deep ocean trench forms at what boundary?
divergent
convergent
transform
24
A layer of hotter, softer rock that is part of the upper mantle.
crust
lithosphere
asthenosphere
volcano
25
Which layer of Earth do convection currents occur?
inner core
mantle
outer core
crust
