Which of the following is the BEST indicator of the actual amount of water vapor in the air??
a. ?air temperature
b. ?saturation vapor pressure
c. ?relative humidity
d. ?dew point temperature
e. ?mixing ratio
ANSWER: d
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How long does it take for pollutants to be flushed out of the largest of the Great Lakes (Lake Superior) into the ocean?
A. 5 months B. 20 years C. 6 years D. 19 years E. 50 years
Sediments are unconsolidated, which means the grains are separate and unattached to one another.
Answer the following statement true (T) or false (F)
In a mid-latitude cyclone, when upper-level divergence of air above a surface low pressure area is stronger than the convergence of surface air (more air is taken out at the top than is brought in at the bottom), the surface pressure will ____________________ and the storm itself will ____________________
Fill in the blank with correct word.
Changes in albedo result from the overgrazing and excessive cultivation of grasslands in semi-arid regions, causing an increase in desert conditions-a process known as desertification
Indicate whether the statement is true or false