Earth's Interior Answers
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Study the diagram showing the range of temperature in the Earth’s layers.
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.2
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Study the graph about seismic waves.What does the graph show?
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.3
Which statement describes how the mantle is similar to Earth’s oceanic crust?
A
It is composed mostly of basalt.B
It consists primarily of molten rock.C
It has varying degrees of thickness.D
It is divided into two layers.4
Study the image of Earth’s layers.
A
Earth’s mantle is thinner than its oceanic crust.B
Earth’s outer core is thicker than its mantle.C
Earth’s continental crust is thicker than its lithosphere.D
Earth’s lithosphere is thinner than its asthenosphere.5
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.Did you find these answers helpful?
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