Earth's Interior Answers

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Study the image of a seismic graph.About how far does the S wave travel through Earth in 13 minutes?

Question illustration
A
2,000 km
B
4,000 km
C
6,000 km
D
8,000 km
2
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Study the diagram about the varying pressures of Earth’s Layers.

Question illustration
A
outer core
B
inner core
C
lithosphere
D
oceanic crust
3

Study the diagram showing the range of temperature in the Earth’s layers.

Question illustration
A
The outer core is the hottest region.
B
The mantle is hotter than the outer core.
C
The continental crust is the coolest region.
D
The inner core is cooler than the lithosphere.
4

Which statement describes a characteristic of the asthenosphere?

A
Temperatures are cool.
B
Consistency is solid.
C
Thickness is less than crust.
D
Pressure is higher than crust.
5

The composition of rocks affects their densities and the densities of Earth’s layers. Use what you have learned and the information in the table to answer the question.In which order would these rocks and minerals be found in the layers of Earth from the crust to the lower mantle?

Question illustration
A
eclogite, perovskite, rhyolite, stishovite
B
stishovite, rhyolite, perovskite, eclogite
C
stishovite, perovskite, eclogite, rhyolite
D
rhyolite, eclogite, perovskite, stishovite
6

Study the diagram about the varying pressures of Earth’s Layers.

Question illustration
A
110 GPa
B
220 GPa
C
305 GPa
D
360 GPa
7

Which object can an S wave travel through?

A
air
B
magma
C
soil
D
water
8

Study the table about Earth’s interior.Which conclusion is supported by information in the table?

Question illustration
A
The mantle is thinner than the crust.
B
The core is the thickest of Earth’s layers.
C
The inner core is thicker than the outer core.
D
The mantle is the thinnest of Earth’s layers.
9

Study the graph about seismic waves.What does the graph show?

Question illustration
A
The S and P waves travel the same distance through Earth’s crust in the same amount of time.
B
The P wave travels through Earth’s crust more quickly than the S wave travels.
C
It takes the P wave 18 minutes to travel 6,000 km through Earth’s crust.
D
It takes the S wave 11 minutes to travel 8,000 km through Earth’s crust.
10

A scientist collects a core sample from 60 km deep in Earth.Which characteristic will she most likely observe in this sample?

A
The sample has high iron content.
B
The sample is very hot and liquefied.
C
The sample mainly consists of granite.
D
The sample is very young.

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