Which of the following ions has the highest concentration in seawater?
A. K+
B. Ca2+
C. Mg2+
D. Cl-
E. Na+
Answer: D
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Species richness is affected by many variables. As one travels toward higher latitudes, one would expect ________
A) species richness to be fairly constant B) population viability to increase C) species richness to increase D) species richness to decrease
It would be ineffective to attempt to prevent lead poisoning by ____.
A. phasing out waste incineration B. banning the use of lead pencils in schools C. banning lead glazing on ceramic ware used to serve food D. banning the use of lead solder E. phasing out leaded gasoline worldwide
How can we use the angle between cleavage and a pre-cleavage foliation to predict large-scale fold geometry?
What will be an ideal response?
The primary purpose of a radiosonde is:
A) to report data about surface conditions at an automated weather station. B) to compile data from thousands of automated weather stations into one file. C) to calculate numerical predictions of weather. D) to acquire data about conditions in the upper atmosphere.