Review Flashcards
(10 cards)
The 3 stages of the water cycle are
a.
evaporation
c.
condensation
b.
precipitation
d.
all of the above
D
Changing your toilet can reduce water pollution because _______.
a.
the sewage is partially treated in the toilet before entering the sewer system
b.
chemicals added by new toilets neutralize the pathogens in the water
c.
more efficient plumbing uses more water and creates larger volumes of waste
d.
more efficient plumbing uses less water and creates smaller volumes of waste
D
Which of the following is least likely to have difficulties with economic access to potable water?
a.
Zimbabwe
b.
Australia
c.
India
d.
None of the above
B
A system that consists of tributaries, watersheds and divides is called
a.
lake system
c.
river system
b.
ocean system
d.
pond system
C
Temperature, salinity and density are factors that form
a.
deep currents
c.
surface currents
b.
wind currents
d.
deflection currents
A
Australian aborigines could not use wells in the desert due to lack of groundwater.
True or False
False
A heat source could be considered a source of pollution.. True or False
True
The defining characteristic of potable water is that it _______.
a.
is used as tap water
b.
can be used for washing and irrigation
c.
can be used and consumed without risk
d.
is delivered through pipes
C
Aquifers are _______.
a.
located below the water table
b.
important sources of freshwater
c.
located in the saturated zone
d.
all of the above
D
Groundwater overdraft occurs when _______.
a.
the location of the water table changes due to season
b.
aquifers become polluted
c.
the rate of use exceeds the rate of replenishment
d.
trees are planted
c
