Download REVIEW Earth`s Interior

Section: Inside the Earth
Write the letter of the correct answer in the space provided.
____ 1. Tectonic plates consist of
a. continental crust.
b. oceanic crust.
c. both continental and oceanic crust.
d. mesosphere.
____ 2. The deep interior of the Earth can be studied and mapped using
a. seismic waves.
b. sonar.
c. information from drilling expeditions.
d. ocean waves.
----------------------------------------------------------------------------------------------------------------------------------------------------------Match the correct description with the correct term. Write the letter in the space provided.
____ 3. the layer of rock that comprises 67% of Earth’s mass
a. asthenosphere
b. core
c. crust
d. mantle
e. lithosphere
f. mesosphere
____ 4. the layer of Earth made mostly of iron
____ 5. the thin, solid outermost layer above the mantle
____ 6. the rigid layer made up of crust and upper mantle
____ 7. the layer made of solid rock that slowly flows
____ 8. the lower part of the mantle
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LIST THE COMPOSITIONAL LAYERS in order from least dense to most dense.
______________ ______________ ______________
These layers describe ____________________________________________________________________
LIST THE PHYSICAL LAYERS in order from least dense to most dense.
______________ ______________ ______________ ______________ ______________
These layers describe ____________________________________________________________________
Original content Copyright © by Holt, Rinehart and Winston. Additions and changes to the original content are the responsibility of the instructor.
Holt Science and Technology
47
Plate Tectonics
Use the following terms to label the diagram below. Then, use the terms to fill in the blanks in the sentences
that follow. Terms may be used more than once.
crust
outer core
mantle
inner core
mesosphere
asthenosphere
tectonic plate
core
lithosphere
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WHAT AM I?
8. I am part of the lithosphere, but I move around on top of the asthenosphere. I am a(n) _________________.
WHERE ARE WE?
9. We journeyed to the center of the Earth, and when we got there we discovered that the core has two parts
One part is liquid and is called the ______________________ The other part is dense and solid and is
called the ______________________.
Original content Copyright © by Holt, Rinehart and Winston. Additions and changes to the original content are the responsibility of the instructor.
Holt Science and Technology
48
Plate Tectonics