Ch. 23 Topic
Why can energy efficiency actually increase energy use?
Gains in efficiency can be offset by more energy-consuming behavior.
What does energy conservation require?
A conscious decision of the energy we use and how we are going to reduce its use
How can a student reduce his or her energy use while at college if a hybrid car is not economically feasible?
Drive with a buddy to go shopping. YOU WERE SURE AND CORRECT All of these are ways a student can save energy used for transportation. Use public transportation. Walk to class. Ride a bicycle to class.
What is the major limiting factor in producing hybrid or electric vehicles?
Economical and efficient batteries in the vehicles
Which of the following is not an advantage of energy conservation and efficiency?
Environmental impacts can be magnified over the long term.
How can consumers become more aware of the benefits of energy efficiency?
Governments can put greater effort into consumer education and labeling.
How could policymakers encourage oil conservation?
Increase taxes on gasoline.
Which of the following is a certain way to encourage development of hybrid and electric vehicles?
Increase the cost of gasoline and other fossil fuels.
Is a hydrogen-based energy system cleaner than a fossil fuel-based energy system?
It depends on how the hydrogen is extracted from water.
What does the EPA's Energy Star program do?
It labels appliances for their energy efficiency.
Why is energy conservation considered a "win-win" situation?
It saves money and also has many environmental advantages.
Which of the following is NOT a way for a government to boost renewable energy industries?
Lend money to businesses as they start up. Offer tax credits and tax rebates to companies who produce or buy renewable energy. Invest in research and development of technologies. Set official targets for renewable energy.
__________ provide the most energy-efficient lighting for use in homes, apartments, and offices.
Light-emitting diodes (LEDs)
What is one of the most direct ways to improve fuel efficiency in cars?
Make cars lighter.
Which energy sector is currently getting more U.S. government subsidies?
Nonrenewable energy sources
How does a gasoline-electric hybrid automobile work?
On the highway, the primary engine is gasoline-powered, but in slow city driving, the hybrid relies on the batteries to power its electric motor.
Which is better: reducing our energy use or finding a new reserve of oil?
Reducing our energy use.
Which of the following is not a way a government can encourage a transition to renewable energy?
Short-term tax credits
What can be said about most modern automobiles?
They are highly inefficient.
If we are to transition to a renewable energy society, what should governments do about subsidies to the fossil fuel industries?
They should redirect subsidies toward renewable energy resources.
What happens to energy use when appliances are turned off?
They still use some energy.
What impacts do government stimulus packages and spending on green energy have?
Utility companies and corporations use more renewable energy. Adoption of renewable energy is fostered. Renewable energy is promoted. Market prices of renewables fall.
Energy __________ describes the ability to obtain a given result or amount of output while using less energy input. Energy __________ describes the practice of reducing wasteful or unnecessary energy use.
efficiency; conservation
