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Interior Of Earth Review 1
Test Description: Test review
Instructions: Answer all questions to get your test result.
1) Which compositional zone makes up almost two thirds of the Earth's mass?
A
the Moho
B
the crust
C
the core
D
the mantle
2) The source of Earth's magnetic field may be
A
Earth's dense, rigid inner core.
B
the rocky mantle.
C
the solid rock in the asthenosphere.
D
the liquid iron in Earth's outer core.
3) Which two metals make up the core?
A
potassium and zinc
B
nickel and iron
C
gold and silver
D
aluminum and iron
4) Pressure increases as you ______________ to the core.
A
descend
B
ascend
5) How thick is the Continental crust?
A
15-80 km thick
B
5-10 km thick
C
20-100 km thick
D
15-200 km thick
6) How thick is the oceanic crust?
A
20-100 km thick
B
5-10 km thick
C
15-200 km thick
D
15-80 km thick
7) A softer layer of solid rock that is hot enough to be able to flow.
A
mesosphere
B
atmosphere
C
lithosphere
D
asthenosphere
8) Upper layer of Earth, which includes the crust and a small amount of the mantle.
A
asthenosphere
B
atmosphere
C
lithosphere
D
mesosphere
9) The _______________ is moving over the top of the asthenosphere.
A
atmosphere
B
lithospere
C
asthenosphere
D
mesosphere
10) Composed of mainly igneous rock (basalt).
A
continental crust
B
oceanic crust
C
core
D
mantle
*select an answer for all questions
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