The dominant shape in which silicon and oxygen atoms combine in silicate minerals is
A. prism.
B. hexagon.
C. octagon.
D. cube.
E. None of these choices are correct.
Answer: E
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The __________ __________ gave migrants 160 acres ofland within the western half of U.S.to live and farm provided they occupied the land for at least five years
Fill in the blank(s) with correct word
Since data collection began in 1978, the overall energy emitted from the sun has:
A) increased dramatically. B) increased slightly. C) decreased dramatically. D) decreased slightly.
Where in the proton-translocating ATPase is ATP synthesized?
A) in F0 B) in F1 C) in both F0 and F1 D) in neither F0 nor F1
Which of the following is not associated with urban environments?
A) higher relative humidity than that in surrounding rural areas B) greatly increased condensation nuclei relative to surrounding rural areas C) increased precipitation relative to surrounding rural areas D) lower annual mean wind speeds relative to surrounding rural areas