Feldspar minerals can look very similar to each other, what would you look for to differentiate plagioclase feldspar from potassium feldspar?
A) striations on plagioclase feldspar
B) cleavage angles
C) hardness
D) crystal habit
Answer: A
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Which of the following is the name for an extremely strong downslope wind that occurs in parts of Antarctica?
A. monsoon circulation B. Santa Ana wind C. katabatic wind D. mountain breeze
Equatorial upwelling occurs worldwide, but where is it most pronounced?
a. Atlantic Ocean b. Southern Ocean c. Indian Ocean d. Pacific Ocean e. Arctic Ocean
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A) Tropical savanna B) Midlatitude broadleaf and mixed forest C) Midlatitude grassland D) Tropical rain forest
Ped formation enhances
A) plasticity. B) soil horizons. C) permeability. D) soil texture.