The higher abundance of O16 in glacial ice occurs because it is the lighter oxygen isotope; it
evaporates more easily than O18 and then is precipitated as snow. Indicate whether the statement is true or false.
T
Environmental & Atmospheric Sciences
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Potholes are especially common in areas with numerous freeze-thaw cycles.
a. true b. false
Environmental & Atmospheric Sciences
With reference to urban heat islands, the temperatures in major metropolitan areas sometimes exceed those of the surrounding areas by as much as
A) 2 degrees C. B) 5 degrees C. C) 10 degrees C. D) 12 degrees C.
Environmental & Atmospheric Sciences
What option below best characterizes the rainfall distribution at a station located along the equator?
A) summer dry season B) winter dry season C) dry all year around D) adequate precipitation all year around
Environmental & Atmospheric Sciences
Deficiency of which of the following is associated with anemia?
A) folic acid B) nicotinic acid C) riboflavin D) thiamine
Environmental & Atmospheric Sciences