chapter 4 study guide
give an example of a renewable resource
wind,h2o,solar energy
renewable resources are
replenished over short time span
give an example of a nonrenewable resource
coal,copper,uranium,gold
what are the stage of development of coal
peat,lignite,bituminous,anthrocite
placer deposits form when
eroded minerals settle quickly from moving h2o while less dense particles remain suspended and continue to move
what is a nonmetallic mineral resource
mined at a profit
give an advantage of solar energy
free and nonpolluting
hydroelectric power is produced by
falling h2o drives turbines that produce electricity
what is the source of geothermal energy
harnessed by tapping natural underground reservoirs of stream and hot h2o
how is tidal power harnessed
constructing a dam across mouth of a bay or a stream in coastal areas with large tidal ranges
fresh water is used for which of the following
drinking, bathing, washing clothes
what is an example of a non-point source of fresh water pollution
sewage
according to figure 4-2 what is the single largest source of air pollutants
co
one way that mining for mineral resources damages the land is by
destroying soil
in which decade were the first important laws passed to decrease water pollution
1974
the clean water act is
reduce point source pollution into surface h2o
what is the most important law passed to deal with air pollution
clean air act 1970
the fuel for nuclear fission in nuclear reactors is
uronium
wind power generates what type of pollution
noise
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