ch 16-18
largest consumer of coal
China
initial cause was a tsunami and made worse by human error
Fukushima
The __ sets standards to minimize the surface effects of coal mining on the enviroment
Surface Mining Control and Reclamation Act of 1977
Tidal power, hydrogen fuel cells, and ocean thermal energy conversion sare sources of __ engery
alternative
A hybrid car uses
an efficient gasoline engines and an electric motor
The order to power machines, the energy in fuels is often converted into __ energy, b/c __ is more convenient to use
electrical, electricty
A photovoltaic cell converts that suns energy into
electricity
The price of nearly every product or service that you use reflects the cost of __
energy content
The percentage of energy put into a system that does useful work is
energy efficiency
acid mine drainage
harms or kills aquatic life
Passive solar heating uses energy from the sun to __ a home directly
heat
which of the following is a disadvantage of hydroelectric plants
high construction costs
A geothermal power plant can be used to generate electricity
in areas where deposits of water are heated inside Earth
most of the energy consumed in the US is used for
industrial purposes
In the US, which of the following would increase energy efficiency
insulating homes and businesses
Which of the following is an advantage of nuclear energy
it does not produce air pollution
The fossil fuel with the least environmental impact is
natural gas
which of the following is not a method of subsurface mining
open-pit-mining
Oil and natural gas result from
the decay of tiny marine organisms that accumulated on the ocean floor millions of years ago
One disadvantage of wind energy is that
the difficulty of transporting the energy from its source to where it is needed
the first step in surface coal mining is
to remove and set aside the soil hat covers the area to be mined
Energy consumption can be reduced by all the following except
turning the thermostat up in wintertime
which of the following is an advantage of using fossil fuels for energy
versatility in their uses
The fastest growing source of energy in the world is ___
windpower
which of the following is a major source of biomass fuel in developing countries
wood and dung
What % of the commercial energy used in the US is wasted
84%
much of the oil and natural gas in the US is located in
Alaska, Texas,Cali, and gulf od mexico
Radiation contaminated Ukraine and Eastern Europe
Chernobyl
The _ regulates the release of hazardous substances into the air, soil,and water by mining
Comprehensive Response Compensation and Liability Act
controls the majority of the world's oil supply
OPEC
How is electricity generated in a coal-fired power plant
The heat generated from burning coal turns water into steam, which turns a turbine, thus running the electric generator
has the largest reserves of coal: consumes that most oil in the world for transportan
US
Residents of the __ and__ enjoy some of the lowest gasoline taxes in the world
US, Canada
Renewable energy from sources that
are constantly being formed
Evaporites most commonly form in
arid regions where rates of evaporation are high
using gasohol or ethanol from corn in vehicles is an ex. of using __ fuel
biomass
Habitat loss, soil erosion, and air pollution are disadvantages of which renewable energy source
biomass fuel
which of the following is not a main use of fuel
cooking
Which is our best immediate energy option
cut out unnecessary energy waste by improving energy efficiency
The suitability of a fuel for each application depends on cost, safety, by products,__ and __
energy, availibity
78% of their electricity is produced from nuclear
france
Dredging streambeds may be an effective technique for minging
gold
Gangue minerals
have no commercial value
which country uses the least amount of energy per person
kenya
over 500 million gallons of toxic ash?slurry spilled into the emory river
kingston,Tn
A fuel's suitability is dependent on all the following factors except
magnetism
Which of the following are minerals that contain valuable substances
ore minerals
cells that convert solar energy directly into electricity are called
photocolatic cells
Collapse of __ can lead to subsidence
pillars in abandoned mines
When operated properly, nuclear plants release lee __ than coal-fired power plants do
pollution
A geothermal power plant gets energy by
pumping heated water or steam from rock formations
Reclamation is the process of
returning land to its original or better condition after mining
Which of the following is a water contaminant that can cause acid mine drainage
sulfuric acid
Wind, plant growth, and the water cycle are powered by ___
sunlight
coal is formed when
swamplands are buried by sediment
Governments use__to manipulate the energy playing field
tax breaks subsidies regulations
