Which has more atoms: a 1-gram sample of carbon-12 or a 1-gram sample of carbon-13?
A) a 1-gram sample of carbon-12
B) a 1-gram sample of carbon-13
C) They have the same number of atoms.
D) More information is needed.
A
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Deciduous temperate forests are supported best in
A) midlatitude climates that are not wet enough to support evergreen temperate forests. B) humid midlatitude climates with four distinct seasons. C) midlatitude climates that are affected by monsoons. D) midlatitude regions above the tree line.
The theory that the dominant controls on humans are physical phenomena, such as climate, is known as:
A. possibilism. B. diffusionism. C. regionalism. D. environmental determinism.
Salt crystal growth causes weathering because ____
a. chemical reactions with salt weaken some minerals b. organisms readily grow on salt crystals c. salt oxidizes readily d. salt expands when it freezes e. growing salt crystals can wedge apart cracks
You are driving through the country and you notice isolated cumulus clouds in the sky. Which lifting mechanism is most likely responsible for these cumulus clouds?
A) orographic lifting B) localized convective lifting C) convergence D) frontal lifting