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Terms in this set (42)
What mineral group is a A
major economic source of
lead?
a. sulfide
b. halide
C. oxide
d. carbonate
e. silicate
The_______ D
mineral group is a major
economic source lime for
cement.
a. sulfide
b. halide
c.oxide
d. carbonate
e. silicate
Meteorites that strike the A
earth are predominantly
composed of______
a. Iron-nickel and silicate
minerals
b. hydrogen sulfide and
silicate minerals
c. carbon-based materials
and iron-nickel
d. only material found in
the earth's core
e. mainly materials found
only in continental crust
,Why are P-waves E
completely absorbed as
they enter the outer core?
a. the outer core is
composed of low density
liquid iron
b. the outer core is at the
pressure melting
temperature for iron-nickel
c. P-waves actually
accelerate in the outer core
d. the outer core
represents a part of the
earth's interior that has a
unique composition
e. none of the above
answers are correct as P-
waves are not completely
absorbed in the outer core.
During differentiation of the D
earth, heat was generated
from_______.
a. kinetic energy of
impacting planetesimals
b. compressional heating
during condensation of
planetesimals c. radioactive
heating
d. all of the above are
correct
e. only answers a and b are
correct
, Why does Yellowstone C
produce more explosive
volcanic eruptions than the
Hawaiian hotspot
volcanism?
a. the Yellowstone hotspot
is situated over an old
subduction zone
b. Yellowstone hotspot
magma contacts
groundwater, while the
Hawiian hotspot magma
does not
c. upwelling basaltic
magma partially melts the
overlying continental crust
producing viscous rhyolitic
lava
d. all of the above answers
are correct
e. none of the above
answers are correct, as
both hotspots produce
exclusively basaltic magma
Which of the following E
bond strength rankings are
in the correct order from
weakest to strongest?
a. metallic, Van der Waals,
covalent, ionic
b. metallic, ionic, covalent,
Van der Waal
c. ionic, Van der Waal,
metallic, covalent
d. ionic, covalent, Van der
Waal, metallic
e. Van der Waal, metallic,
ionic, covalent