What substance makes ion migration easier in the later stages of magma crystallization, which allows abnormally large mineral crystals to form and create pegmatites?
A) Water
B) Oxygen
C) Silica
D) Iron
Answer: A
Environmental & Atmospheric Sciences
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The energy of a charged particle due to location is called
A. potential. B. potential energy. C. both are the same D. none of the above
Environmental & Atmospheric Sciences
Glacier movement is not due to
A) gravity. B) plastic flow. C) friction. D) basal slip.
Environmental & Atmospheric Sciences
Most tornadoes occur ________ during ________
a. in the afternoon, spring b. in the early morning, summer c. in the afternoon, fall d. late at night, spring
Environmental & Atmospheric Sciences
Using the Köppen classification system, a climate classified as a BW (Bw) would have
A. arid, dry summer. B. arid, dry winter. C. harsh Mid-latitude Climate, wet winter. D. harsh Mid-latitude Climate, wet summer.
Environmental & Atmospheric Sciences