Earth's Interior Answers

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

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T
The S and P waves travel the same distance through Earth’s crust in the same amount of time.
T
The P wave travels through Earth’s crust more quickly than the S wave travels.
I
It takes the P wave 18 minutes to travel 6,000 km through Earth’s crust.
I
It takes the S wave 11 minutes to travel 8,000 km through Earth’s crust.
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Study the table about Earth’s interior.If silicic rock is found in a core sample, what evidence does this provide about the rock’s location?

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A
Its location is likely underneath an ocean or a mountain.
B
Its location is likely denser than Earth’s lithosphere.
C
Its location likely has a consistency that changes from solid to liquid.
D
Its location likely contributes to the creation of Earth’s magnetic field.

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