Earth's Interior

Question 1

Which sources do scientists use to study the interior of Earth? Check all that apply.Earth’s orbitcore samplessea levelearthquakesS wavesrock composition

Revolt · Accepted Answer

B: core samples; D: earthquakes; E: S waves; F: rock composition

Question 2

How do earthquakes help geologists understand Earth’s interior? During an earthquake, geologists use a machine called a to study seismic waves. P waves can pass through both solid and molten rock, but S waves can pass only through rock.

Revolt · Accepted Answer

A: seismograph

Question 3

Which event would most likely occur if Earth did not retain the heat from its formation?

Revolt · Accepted Answer

D: The asthenosphere and outer core would solidify.

Question 4

A scientist uses a special instrument to measure the depth of Earth’s crust. He measures one location that is 65 kilometers deep. Where is this section of crust most likely located?

Revolt · Accepted Answer

C: below a mountain range

Question 5

Which phrases are true of only the mantle? Check all that apply.made of three layershas a tarry layermade of two layershas a molten outer layerhas a solid outer layer

Revolt · Accepted Answer

A: made of three layers; B: has a tarry layer; E: has a solid outer layer

Question 6

3 ✔ 45

Revolt · Accepted Answer

B: 4

Question 7

Why are the properties of the asthenosphere important? Check all that apply.The asthenosphere keeps Earth’s crust from getting too hot.Earth’s plates float on the denser asthenosphere.The depth of the asthenosphere keeps pressure on Earth’s core.The asthenosphere allows Earth’s crust to move.The asthenosphere creates Earth’s magnetic field.

Revolt · Accepted Answer

B: Earth’s plates float on the denser asthenosphere.; D: The asthenosphere allows Earth’s crust to move.

Question 8

Earth's lithosphere is made of slabs called plates. The movement within Earth's interior causes plates to move. How the plates behave affects the shape of Earth’s crust.Which statement describes the movement of plates 1 and 2?

Revolt · Accepted Answer

C: They are moving away from each other.

Question 9

Question 9

Revolt · Accepted Answer

C

Question 10

Question 10

Revolt · Accepted Answer

B: solid

Earth's Interior Answers

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