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WorksheetsUnit 6 Review
Total questions: 124
Worksheet time: 1hrs 13mins
What is a drawback to hydroelectric power?
fish being isolated on one side of the dam
water in the reservoir becomes warm
increases the dissolved oxygen
increases the rate of nutrient flow downstream
What is a drawback of using ethanol as a fuel alternative to gasoline?
it is produced from a food item
produces more pollution than gas
nonrenewable and comes from the ground
burns worse than gasoline
All of the following are renewable energy sources EXCEPT
Wind
Solar
Nuclear
Biomass
Which of the following is a drawback to wind energy? (Select all that apply)
migration of birds being interrupted
noise
disrupts the landscape
not available in all locations
Natural gas is mostly made of which gas?
oxygen
methane
hydrogen
carbon dioxide
Identify a method that can be used for both oil and natural gas extraction.
mountain top removal
strip mining
hydraulic fracturing
subsurface mining
Identify the major concerns with hydrologic fracturing (fracking). Check all that apply
groundwater contamination
release of volatile organic compounds
high water consumption
release of methane
Which emissions from coal and oil can lead to acid rain?
carbon dioxide and water vapor
sulfur dioxide and nitrogen oxides
nitrogen oxides and carbon dioxide
particulates and carbon dioxide
What is given off as the major waste product in a hydrogen fueled car?
H2
O2
H2O2
H2O
For the diagram below, assume fracking has not been used with the oil and gas well. Which rock layer must be porous and have enough permeability for fluid to move through the layer?
A
B
C
D
Which of the following is a negative consequence associated with photovoltaic solar cells?
Photovoltaic solar cells increase the reliance on transport of fuels long distances from energy sources to homeowners
Smog and ground-level ozone can be created from pollutants released from photovoltaic solar cells during electricity generation
The manufacture of photovoltaic solar cells involves toxic metals that can be released into the environment
The installation of photovoltaic solar cells on houses and other buildings can result in the release of chemicals that destroy stratospheric ozone
Many environmentalists consider Egypt's Aswan High dam on the Nile River to be an ecological disaster. Which of the following is the best evidence to support this viewpoint?
Creation of the dam flooded important archaeological sites
Sardine populations near the Nile delta increased exponentially as a result of decreased annual rates of water flow
The Aswan High Dam supplies one-third of the electrical power used in Egypt
Most of the nutrient-rich silt that the Nile annually deposited downstream is now deposited behind the dam
What percent of energy consumption is made of renewable energy?
92%
50%
20%
8%
Which type of renewable energy is pictured?
photovoltaic cells
parabolic solar collection
hydroelectric
geothermal
Which of the following is not a drawback of solar energy?
sunlight does not have energy
cost
sun is not always out
solar energy is diffuse and hard to collect
Which of the following is a drawback to wind energy? (Select all that apply)
migration of birds being interrupted
noise
disrupts the landscape
not available in all locations
What is a drawback to hydroelectric power?
fish being isolated on one side of the dam
water in the reservoir becomes warm
increases the dissolved oxygen
increases the rate of nutrient flow downstream
Which location would be best for solar energy?
Arizona
Oklahoma
Hawaii
Colorado
Which location would be best for geothermal energy?
Arizona
Oklahoma
Hawaii
Colorado
Which location would be best for wind energy?
Arizona
Oklahoma
Hawaii
Colorado
Which renewable energy does not require spinning a turbine?
hydroelectric
wind
tidal
photovoltaic cells
A home is built with clear glass panels that allow sunlight to pass through. This is an example of
Active solar
Passive solar
Parabolic collector
Photovoltaic Cells
What is given off as waste in a hydrogen fueled car?
H2
O2
H2O2
H2O
A home is fitted with pumps that pipe water to the roof of the home to be heated by the sun. This is an example of
passive solar
active solar
parabolic collector
photovoltaic cell
Which of the following is not a biofuel or a biomass?
wood
ethanol from corn
dung
methane
Fuel cells that use a chemical reaction to generate electricity are using
hydrogen gas
methane gas
water
oil
What is a drawback of using ethanol as a fuel alternative to gasoline?
it is produced from a food item
produces more pollution than gas
nonrenewable and comes from the ground
burns worse than gasoline
If a tractor trailer truck is 20% efficient, what happened to the other 80%
energy is destroyed
energy is lost as heat
the 80% is still in the gas tank
energy is converted into matter
The following are advantages of which type of energy?
· Ideal for mobile combustion engines
· Quick ignition/ turn-off capability
· Cleaner-burning than coal
Petroleum
Coal
Natural Gas
Nuclear Energy
The following are advantages of which type of energy?
· Energy-dense and abundant—will last up to 200 years
· No refining needed
· Easy, safe to transport
· Economic backbone of many small towns
Petroleum
Coal
Natural Gas
Nuclear Energy
The following are advantages of which type of energy?
· Cogeneration power plants can have efficiencies up to 60%
· Efficient for cooking, heating, etc.
· Fewer impurities than coal or oil
Petroleum
Coal
Natural Gas
Nuclear Energy
The following are advantages of which type of energy?
· Emits no CO2
· Offers independence from imported oil
· High energy density, ample supply
Petroleum
Coal
Natural Gas
Nuclear Energy
The following are disadvantages of which type of energy?
· Significant refining required
· Potential for spills on wildlife habitats
· Significant dust and emissions during construction of rigs and refineries
· Human rights/ environmental justice issues in developing countries that export
Will decrease in availability greatly within 40 years
Petroleum
Coal
Natural Gas
Nuclear Energy
The following are disadvantages of which type of energy?
· Mining alters landscapes and endangers humans
· Plants are slow to reach full operating capacity
· Large contributor to acid rain
Petroleum
Coal
Natural Gas
Nuclear Energy
The following are disadvantages of which type of energy?
· Risk of leaks/explosions
· 25x more effective as a greenhouse (warming) gas than CO2
· Low availability because pipelines are needed
Petroleum
Coal
Natural Gas
Nuclear Energy
The following are disadvantages of which type of energy?
· Unpopular, generates protests
· Plants are $$$ to build because of legal challenges
· Potential for catastrophic meltdowns and accidents
· Possible terrorist targets
Petroleum
Coal
Natural Gas
Nuclear Energy
The following are pollutant and greenhouse gas emissions of which type of energy?
· Second highest emitter of CO2
· Hydrocarbons
· Hydrogen sulfide
Petroleum
Coal
Natural Gas
Nuclear Energy
The following are pollutant and greenhouse gas emissions of which type of energy?
· Highest emitter of CO2
· Sulfur
· Trace amounts of toxic metals such as mercury
Petroleum
Coal
Natural Gas
Nuclear Energy
The following are pollutant and greenhouse gas emissions of which type of energy?
· Methane (CH4)
· Hydrocarbons
· Hydrogen sulfide
Petroleum
Coal
Natural Gas
Nuclear Energy
The following are pollutant and greenhouse gas emissions of which type of energy?
· Radioactive waste
· Emissions from uranium mining
Petroleum
Coal
Natural Gas
Nuclear Energy
Which location would be best for solar energy?
Arizona
Oklahoma
Hawaii
Colorado
What is given off as waste in a hydrogen fueled car?
H2
O2
H2O2
H2O
Fuel cells that use a chemical reaction to generate electricity are using
hydrogen gas
methane gas
water
oil
If a tractor trailer truck is 20% efficient, what happened to the other 80%
energy is destroyed
energy is lost as heat
the 80% is still in the gas tank
energy is converted into matter
The following are advantages of which type of energy?
· Cogeneration power plants can have efficiencies up to 60%
· Efficient for cooking, heating, etc.
· Fewer impurities than coal or oil
Petroleum
Coal
Natural Gas
Nuclear Energy
The following are advantages of which type of energy?
· Energy-dense and abundant—will last up to 200 years
· No refining needed
· Easy, safe to transport
· Economic backbone of many small towns
Petroleum
Coal
Natural Gas
Nuclear Energy
The following are advantages of which type of energy?
· Ideal for mobile combustion engines
· Quick ignition/ turn-off capability
· Cleaner-burning than coal
Petroleum
Coal
Natural Gas
Nuclear Energy
The following are advantages of which type of energy?
· Emits no CO2
· Offers independence from imported oil
· High energy density, ample supply
Petroleum
Coal
Natural Gas
Nuclear Energy
Type of fuel source that causes DEFORESTATION
Solar energy
Nuclear fission
Geothermal
Biomass
Based on the diagram, which processes would provide the energy used to generate electricity at the power plant?
absorption of incoming solar radiation
fusion of atomic nuclei to form heavier atomic nuclei
fission in radioactive fuel
combustion of fossil fuels
Which of the following is the most valuable type of coal?
peat
bituminous
anthracite
lignite
Which three sources supply the majority of commercial energy in the world today?
Nuclear, hydropower, and photovoltaics
Wood, dung, and charcoal
Coal, oil, and natural gas
Solar, wind, and biomass
Partially decomposed organic matter that can be burned as fuel is known as
coal
peat
anthracite
wood
Which of the following is the best example of cogeneration?
Several power plants supply the same city with electrical energy.
A coal-fired power plant captures waste heat and uses it to heat adjacent buildings.
Emissions from power plants are captured and stripped of sulfur for commercial sale.
A trash-to-steam power plant accepts both residential and commercial waste.
What is the cleanest of the three fossil fuels?
Nuclear
Petroleum
Oil
Natural gas
How is energy from fossil fuels produced?
The combustion of fossil fuels heats water to produce steam, which then turns a turbine.
The heat released from burning fossil fuels rises and turns a turbine, which then releases carbon dioxide
The steam released from the combustion of fossil fuels turns a generator, which then powers a turbine.
Steam produced from a turbine ignites the fossil fuels, which then powers the generator.
What is the common fuel for nuclear powerplants?
Hydrocarbons
Uranium
Zinc
Cadmium
This energy source can disrupt migratory birds.
solar energy
hydrogen fuel cell
geothermal energy
wind energy
Water is a product of this process that also generates electricity.
solar energy
hydrogen fuel cells
geothermal energy
wind energy
This energy source requires UV radiation to excite electrons.
solar energy
hydrogen fuel cells
geothermal energy
wind energy
This energy sources are common at divergent boundaries.
solar energy
hydrogen fuel cells
wind energy
geothermal energy
Which of these best describes the use of a photovoltaic cell?
converts photons into electricity
burns biomass for heat
generates passive solar energy
generates electricity from wind power
Cogeneration typically involves which of the following?
Doubling the capacity for a nuclear power plant
Increasing the efficiency of electricity generation in coal fired power plants
Using both renewable and nonrenewable resources to produce electricity
Using a fuel to produce both electricity and heat
Which of these correctly models the order from most moisture to least moisture in decaying matter?
peat, lignite, bituminous, anthracite
peat, anthracite, bituminous, lignite
anthracite, bituminous, lignite, peat
bituminous, lignite, peat, anthracite
Type of fuel source that causes DEFORESTATION
Solar energy
Nuclear fission
Geothermal
Biomass
Which of the following 2 use PASSIVE solar energy?
south-facing room with windows
solar oven
solar panels
photovoltaic cells
How does CO-GENERATION increase efficiency of a power plant
it uses two fuel sources
it uses steam generated for thermal energy
it uses alternative sources for energy
it doubles the capacity of a power plant
Differences in __________ SEPARATE the various components of crude OIL.
viscosity
sulfur
solubility
boiling points
Source of energy that causes noise pollution and increase death in birds
wind energy
solar energy
geothermal energy
biomass energy
What is the half-life of Iodine 131?
32 days
24 days
16 days
8 days
What is the description of a fuel cell car?
uses waste oil from food industry into ethanol
uses methane to heat water and steam turns the turbine
uses hydrogen to generate electricity that runs the motor
runs off of internal combustion and a battery
Using the diagram, which of the forms of coal would be the hardest?
lignite
subbituminous
bituminous
anthracite
Of the three most pre-eminent nuclear disasters known around the world, what was the common theme across the failed systems?
Failure of cooling systems
Explosion from fission
Earthquakes and tsunamis
Deaths from radiation
The time needed for half of a radioactive sample to decay is called its __________.
decay period
fission period
transmutation time
half-life
Natural gas is the preferred fossil fuel to use for heating buildings because
It is the safest to store and ship
It can be turned into liquid gas
It is the cheapest resource choice
It is the cleanest burning
The aspects of this energy generation shared with wind, hydroelectric, nuclear, and fossil fuel plants are
the pumps and coolant
the turbines and heat exchanger
the turbines and generator
the generator and gearbox
A renewable energy source below is
natural gas
geothermal
oil
coal
nuclear
A waste product of a hydrogen fuel cell is
CO2
H2O
SO2
CH4
all of these
A disadvantage of wind energy is
high efficiency
visual pollution
no CO2 emissions
methane production
can be located at sea
This power plant produces electricity most likely by using-
1 – generator converts mechanical energy into electrical energy
2 – wind turns the wind turbine blade
3 – the gear box transfers mechanical energy to the generator
4 – electricity is transferred to the grid
Which source for biodiesel production utilizes the least amount of energy to produce the greatest yield of fuel per hectare of land?
Algae
Switchgrass
Corn
Soybeans
Sugar cane
Which is NOT a benefit of green roofs?
A green roof serves as insulation for the structure.
A green roof has a cooling effect on the structure and its surroundings.
A green roof improves the overall air quality of the surroundings.
A green roof captures water.
A green roof is very heavy.
Which would NOT be classified as biomass?
Straw
Animal dung
Charcoal
Uranium
Wood
If an average refrigerator uses 500 watts of energy per hour and your energy cost is $0.11 per kWh, approximately how much does the energy used by the refrigerator cost per month?
$1.30
$13
$40
$55
$132
Petroleum products are primarily used for
production of kerosene as a fuel source.
extraction of tar and asphalt.
gasoline for transportation.
production of petrochemicals needed for industry.
production of plastics.
The order of grades of coal from lowest energy content to highest energy content is
anthracite, lignite, bituminous.
anthracite, bituminous, lignite.
lignite, anthracite, bituminous.
bituminous lignite, anthracite.
lignite, bituminous, anthracite.
When supplies of a particular energy type are finite, it is known as a
renewable resource.
potentially renewable resource.
nonrenewable resource.
nondepletable resource.
perpetual resource.
