Which of the following elements is a transition metal?
A. silver (Ag)
B. lithium (Li)
C. chlorine (Cl)
D. lead (Pb)
E. xenon (Xe)
Answer: A
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An upper level trough is an indication of ________ air while an upper level ridge is an indication of ________ air
A) rotating; still B) cold; warm C) warm; cold D) sinking; rising
Which type of physical weathering occurs because of freeze-thaw cycles?
A. wedging B. mineral growth C. unloading
Which air mass is responsible for bringing virtually all of the moisture that impacts the United States east of the Rocky Mountains?
A) Continental Polar B) Continental Tropical C) Maritime Polar D) Maritime Tropical
What is the primary cause of nature deficit disorder?
A. too much poverty B. too much affluence C. increased isolation from the natural world D. poor sanitation E. increased pollution