AnswersBiology_B_IC_AltBiological Evidence and the Fossil Record

Earth's Interior Answers

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seismographdrilling rig magnetometer

A
seismograph
B
drilling rig
C
magnetometer
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Answer not available
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Which event would most likely occur if Earth did not retain the heat from its formation?

A
The inner core would liquefy.
B
Seismic waves would move the crust.
C
The Earth’s magnetic field would disappear.
D
The asthenosphere and outer core would solidify.
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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.

A
The asthenosphere keeps Earth’s crust from getting too hot.
B
Earth’s plates float on the denser asthenosphere.
C
The depth of the asthenosphere keeps pressure on Earth’s core.
D
The asthenosphere allows Earth’s crust to move.
E
The asthenosphere creates Earth’s magnetic field.
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You have learned that different types of rocks are found in Earth’s layers. Their composition affects their densities.What can you conclude based on the information in the table?

A
The rocks in the crust are the most dense.
B
The rocks in the upper mantle are the most dense.
C
The rocks in the lower mantle are the most dense.
D
The rocks in the core are the most dense.
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Which sources do scientists use to study the interior of Earth? Check all that apply.Earth’s orbitcore samplessea levelearthquakesS wavesrock composition

A
Earth’s orbit
B
core samples
C
sea level
D
earthquakes
E
S waves
F
rock composition
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Use the drop-down menus to select the part of Earth best described by each phrase.

Answers:
Can be thick or thin, depending on location:1
Made of molten metal:4
Selection 3:1

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