To be classified as a mineral, a substance must be:
a. foliated.
b. organic.
c. regolith.
d. accreted.
e. crystalline.
E
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A force that is important in driving plate tectonics is
A. slab pull. B. upwelling mantle, such as in hot spots. C. ridge push. D. All of these.
During which of the following processes is most ATP generated?
A. glycolysis B. fermentation C. Krebs cycle D. electron transport
Which of the following best defines the term "snowbirds"?
A) Birds that travel above the continental snowline in the summer. B) Avian species still in existence, unchanged from the last glacial maximum. C) Retirees from colder parts of North America who travel to spend winters in warm, dry areas D) People who travel to snowy areas in the winter for recreation.
The sun emits light in a range of wavelengths, but the spectrum of wavelengths where the total energy hitting the earth is highest is the _________ spectrum
Fill in the blank(s) with the appropriate word(s).