Question 1
We expect the highest relative humidity on a soccer field during the summer on a:
a.hot afternoon during a drought
b.cool evening during a drought
c.hot afternoon following a heavy rain
d.cool evening
after a heavy rain
Question 2
About 99% of all liquid fresh water is found in:
a.underground aquifers.
b.rivers such as the Amazon, Nile, and Mississippi watersheds.
c.lakes, including the Great Lakes of North America.
d.the upper few meters of topsoil.
Question 3
The greatest worldwide use of water is for
a.human consumption.
b.industry.
c.irrigation.
d.washing and flushing toilets
Question 4
List the environmental and social consequences of rapid population growth in rural developing countries and urban areas.