The study of paleomagnetism is possible because ____
A)the magnetic minerals in rocks create Earth's magnetic field
B)most rocks contain no magnetic minerals
C)each continent has its own magnetic pole
D)the magnetic minerals in a cooling lava point toward the north magnetic pole
E)the Curie point of minerals changes constantly
D
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Which of the following is NOT a main type of silicate structure?
A. sheets B. frameworks C. double chains D. triple chains E. single chains
The severity of a volcanic eruption depends most directly on the temperature of the molten rock that feeds the volcano.
Answer the following statement true (T) or false (F)
What rock type forms oceanic plateaus?
A. granite B. rhyolite C. basalt
In some cases where a stationary front butts up against a mountain range winds blowing upslope can generate ____ (upslope precipitation) if there is enough moisture in the air
a. heavy rain b. heavy snow c. hail d. thunderstorms e. light rain or snow