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Layers of the Earth and Tectonic Plates 4.3 Flashcards | StudBud
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Layers of the Earth and Tectonic Plates 4.3
Layers of the Earth and Tectonic Plates 4.3
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1
Which continental tectonic plate lies underneath the starred region?
North American Plate
South American Plate
African Plate
Eurasian Plate
2
Which layer of Earth is composed of liquid rock?
OUTER CORE
CRUST
LITHOSPHERE
INNER CORE
3
According to scientific data, which layer of Earth is the thinnest?
crust
mantle
inner core
outer core
4
What event will occur at a transform boundary?
hurricane
earthquake
mountain formation
volcanic eruption
5
What change would occur in the Earth's layers the closer you moved to the center?
Pressure would increase
Density would change increase
Plasticity would decrease
Heat would change decrease
6
Which is the best description of the characteristics of the asthenosphere?
SOLID, BUT FLOWING
LIQUID, BUT DENSE
BRITTLE, BUT SHIFTING
HOT, BUT SOLID METAL
7
Which region of the map represents the Indo-Australian Plate?
X
W
Z
Y
8
What does this picture indicate about the densities of the continental & oceanic crust?
continental crust is more dense than oceanic crust
none of these
oceanic crust is more dense than continental crust
oceanic crust is same density as continental crust
9
The lithosphere is composed of rock that can be described as being -
FLOWING
DENSE
LIQUID
SOLID
10
Which of Earth’s layers has the lowest density?
inner core
crust
mantle
outer core
11
Model of Earth is made of cake showing layers. What properties does it share with real Earth?
colors of real Earth
density of real Earth
positions as real Earth
state of matter of real earth
12
What plate is along the Mid Atlantic Ridge?
African Plate
Pacific plate
North American plate
Nazca plate
13
What layer of the earth is composed of solid metal of the highest density?
crust
mantle
outer core
inner core
14
Which tectonic plate lies underneath the starred region?
Antarctic Plate
African Plate
Eurasian Plate
North American Plate
15
What should be included in a model of the plate tectonic theory?
fossil records & continental drift
all of these answers
ancient mountain ranges
rock & glacial deposits
16
Which of the labeled plates is the North American Plate?
Z
W
X
Y
17
What do the colored areas indicate?
dinosaurs are real
organisms lived in shaded areas before Pangaea moved apart
these species are native to continents
organisms shown lived after Pangaea
18
Which layer of Earth is broken up into giant moving plates?
lithosphere
inner core
outer core
asthenosphere
19
What are the tectonic plates named after?
continents & oceans
countries & rivers
flowers & fish
geologists
20
The starred region represents which of the following tectonic plates?
Eurasian Plate
Pacific Plate
South American Plate
African Plate
21
When two tectonic plates converge, which of the following is likely to result?
mountain range
tropical rainforest
arid desert
rift valley
