FutureJournalist
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1.
Today’s economies are powered by fossil fuels, with four-fifths of all primary energy coming from oil, coal, and natural gas.
A) True
B) False
2.
Renewable energy sources have received far less in subsidies, tax breaks, and other incentives from governments than have conventional sources.
A) True
B) False
3.
The sun provides so much energy to the Earth's surface that if only 0.1% of Earth’s surface were covered with solar panels, we would have enough solar energy to power all the world’s electrical plants.
A) True
B) False
4.
Compared to other nations, the U.S. has amongst the lowest capacity to generate wind power.
A) True
B) False
5.
In a "net metering system", homeowners generate electricity with photovoltaic (PV) cells and sell the energy they don't need to the power company.
A) True
B) False
6.
The largest renewable resource currently in use globally is ________.
A) coal
B) wind
C) hydroelectric
D) solar
E) biomass
7.
The fastest growing source of electricity generation using a renewable resource is ________.
A) hydropower
B) wind
C) solar
D) coal
E) natural gas
8.
Which of the following is a characteristic of biomass combustion for energy production?
A) Biomass combustion does not contribute to air pollution and elevated carbon dioxide levels in the atmosphere.
B) Biomass is a renewable resource if managed correctly.
C) Biomass must be combusted anaerobically (without oxygen present) to achieve maximum efficiency.
D) Biomass combustion is a 20th century discovery.
E) Biomass is a little-used energy resource in developing countries.
9.
Hydrogen fuel cells produce ________ as a waste product.
A) water (H2O)
B) VOCs (or volatile organic compounds)
C) methane (CH4)
D) carbon dioxide (CO2)
E) oxygen (O2)
10.
________ cells generate electricity via electron flow, which is caused by interactions with incoming solar energy.
A) Electrochemical
B) Prokaryotic
C) Fuel
D) Photosynthetic
E) Photovoltaic
11.
Which of the following currently produce(s) 23 times as much energy as it consumes?
A) VOCs (volatile organic compounds)
B) hydrogen (H2) fuel
C) wind turbines
D) bituminous coal
E) natural gas (CH4)
12.
Electrolysis is the ________.
A) production of hydrogen gas from water
B) reverse of photosynthesis
C) extraction of hydrogen from fossil fuels, such as CH4
D) result of fusion of two hydrogen (H) atoms
E) production of electricity from water
13.
Which of the following is the equation for electrolysis?
A) CH4 + 2H2O --> 4H2 + CO2
B) 2H2O --> 2H2 + O2
C) C6H12O6 + 6O2 --> 6CO2 + 6H2O + energy
D) 2H2 + O2 --> 2H2O
E) 6CO2 + 6H2O + energy --> C6H12O6 + 6O2
14.
Which of the following represents the proper ranking (from most to least consumed) of primary energy from renewables in the United States?
A) geothermal; wind; solar; hydropower and biomass
B) solar; wind; geothermal; biomass and hydropower
C) wind; solar; hydropower and biomass; geothermal
D) solar; hydropower and biomass; geothermal; wind
E) hydropower and biomass; geothermal; wind; solar
15.
Biomass ________.
A) supplies more primary energy for the world than fossil fuels
B) is the fastest growing energy source in the world
C) is not widely used as an energy source, if you consider global energy use
D) includes charcoal and manure from domestic animals as part of the resource
E) is non-renewable
16.
Which of the following is a component of passive solar design?
A) use of flat-plate solar collectors on roofs
B) use of thermal mass on floors
C) use of power towers
D) use of photovoltaic cells
E) installation of low, shielded north-facing windows in the Northern Hemisphere
17.
One of the socio-economic drawbacks to producing ethanol from corn at a large-scale is ________.
A) the newly formed Organization of Corn Growing Nations (OCGN) is inflating the price of ethanol
B) the price of corn and of corn-based foods has greatly increased
C) corn residues make the product impossible to use in conventional engines
D) the net energy and EROI are higher than for any other form of biofuel
E) corn is no longer used for foods
Today’s economies are powered by fossil fuels, with four-fifths of all primary energy coming from oil, coal, and natural gas.
A) True
B) False
2.
Renewable energy sources have received far less in subsidies, tax breaks, and other incentives from governments than have conventional sources.
A) True
B) False
3.
The sun provides so much energy to the Earth's surface that if only 0.1% of Earth’s surface were covered with solar panels, we would have enough solar energy to power all the world’s electrical plants.
A) True
B) False
4.
Compared to other nations, the U.S. has amongst the lowest capacity to generate wind power.
A) True
B) False
5.
In a "net metering system", homeowners generate electricity with photovoltaic (PV) cells and sell the energy they don't need to the power company.
A) True
B) False
6.
The largest renewable resource currently in use globally is ________.
A) coal
B) wind
C) hydroelectric
D) solar
E) biomass
7.
The fastest growing source of electricity generation using a renewable resource is ________.
A) hydropower
B) wind
C) solar
D) coal
E) natural gas
8.
Which of the following is a characteristic of biomass combustion for energy production?
A) Biomass combustion does not contribute to air pollution and elevated carbon dioxide levels in the atmosphere.
B) Biomass is a renewable resource if managed correctly.
C) Biomass must be combusted anaerobically (without oxygen present) to achieve maximum efficiency.
D) Biomass combustion is a 20th century discovery.
E) Biomass is a little-used energy resource in developing countries.
9.
Hydrogen fuel cells produce ________ as a waste product.
A) water (H2O)
B) VOCs (or volatile organic compounds)
C) methane (CH4)
D) carbon dioxide (CO2)
E) oxygen (O2)
10.
________ cells generate electricity via electron flow, which is caused by interactions with incoming solar energy.
A) Electrochemical
B) Prokaryotic
C) Fuel
D) Photosynthetic
E) Photovoltaic
11.
Which of the following currently produce(s) 23 times as much energy as it consumes?
A) VOCs (volatile organic compounds)
B) hydrogen (H2) fuel
C) wind turbines
D) bituminous coal
E) natural gas (CH4)
12.
Electrolysis is the ________.
A) production of hydrogen gas from water
B) reverse of photosynthesis
C) extraction of hydrogen from fossil fuels, such as CH4
D) result of fusion of two hydrogen (H) atoms
E) production of electricity from water
13.
Which of the following is the equation for electrolysis?
A) CH4 + 2H2O --> 4H2 + CO2
B) 2H2O --> 2H2 + O2
C) C6H12O6 + 6O2 --> 6CO2 + 6H2O + energy
D) 2H2 + O2 --> 2H2O
E) 6CO2 + 6H2O + energy --> C6H12O6 + 6O2
14.
Which of the following represents the proper ranking (from most to least consumed) of primary energy from renewables in the United States?
A) geothermal; wind; solar; hydropower and biomass
B) solar; wind; geothermal; biomass and hydropower
C) wind; solar; hydropower and biomass; geothermal
D) solar; hydropower and biomass; geothermal; wind
E) hydropower and biomass; geothermal; wind; solar
15.
Biomass ________.
A) supplies more primary energy for the world than fossil fuels
B) is the fastest growing energy source in the world
C) is not widely used as an energy source, if you consider global energy use
D) includes charcoal and manure from domestic animals as part of the resource
E) is non-renewable
16.
Which of the following is a component of passive solar design?
A) use of flat-plate solar collectors on roofs
B) use of thermal mass on floors
C) use of power towers
D) use of photovoltaic cells
E) installation of low, shielded north-facing windows in the Northern Hemisphere
17.
One of the socio-economic drawbacks to producing ethanol from corn at a large-scale is ________.
A) the newly formed Organization of Corn Growing Nations (OCGN) is inflating the price of ethanol
B) the price of corn and of corn-based foods has greatly increased
C) corn residues make the product impossible to use in conventional engines
D) the net energy and EROI are higher than for any other form of biofuel
E) corn is no longer used for foods