Glencoe Physical Science with Earth Science

Section 3: Earth's Interior

Section Review Quiz

1
A boundary marking an abrupt change in density is a(n) _______.
A)discountinuity
B)transform boundary
C)divergent boundary
D)convergent boundary
2
The _______ is a plastic-like layer upon which Earth's lithospheric plates move.
A)asthenosphere
B)lithosphere
C)upper mantle
D)lower mantle
3
A _______ zone is a "dead zone" between 105 and 140 degrees from an earthquake's epicenter, where nothing is recorded on a seismogram.
A)dark
B)dense
C)shadow
D)wave
4
The outer core of Earth is _______.
A)liquid
B)solid
C)gaseous
D)silcate
5
Why do scientists speculate the inner core is composed of iron and nickel
A)The densist materials settled toward the core.
B)It is impossible to speculate the core's composition
C)Iron and Nickel are the most abundant elements on the Earth
D)Iron and Nickel are only stable under high temperature pressure environments.
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