At the present time, the salinity of the ocean seems to be ____
A) increasing due to evaporation as the Earth warms up
B) decreasing due to several years of excessive rainfall
C) increasing due to pollution
D) in chemical equilibrium, where ions are added to the ocean at the same rate as they are being removed
D
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Humans are part of which of the following domains?
A) Archaea B) Archaeabacteria C) Bacteria D) Ediacaria E) Eukarya
Which of the following is not a form of folding?
A) Anticline B) Monocline C) Overturned fold D) Syncline E) Rift valley
The EPA's policy-making process relies heavily on
A) risk management. B) pollution control. C) a tertiary analysis. D) cost-risk analysis.
Which of the following statements is true regarding U.S. hail seasonality?
A. Hail occurs earlier in the calendar year in northern states than southern states. B. Hail occurs most frequently in High Plains states in January and October. C. Hail occurs most frequently in Southeastern states in January and October. D. Hail occurs later in the calendar year in northern states than southern states.