Energy and Sustainability Quiz

What percentage of energy do Americans waste each year?

• 25%

• 43%

• 60%

• 75%

What is the main reason the transition to sustainable energy is slow?

• Lack of technology

• Government bans on renewables

• Opposition from fossil fuel and utility companies

• High consumer demand for coal

What is energy efficiency?

• The ability to use renewable resources

• A measure of useful work obtained from energy

• The act of turning off appliances when not in use

• The process of converting fossil fuels into electricity

What is cogeneration?

• A method of reducing energy waste

• The use of two energy sources in one system

• The production of two useful forms of energy from the same fuel source

• A system that stores renewable energy

What does CAFÉ (Corporate Average Fuel Economy) regulate?

• Vehicle fuel efficiency

• Factory emissions

• Power plant energy output

• Household energy use

What is the estimated hidden cost of gasoline per gallon in the U.S.?

• $3.50

• $7.00

• $12.00

• $20.00

Which type of vehicle emits about 65% less CO2 per kilometer than a regular car?

• Hybrid

• Diesel

• Gasoline-powered

• Hydrogen fuel cell

What is passive solar heating?

• A system that captures sunlight without mechanical devices

• A system using solar panels to generate electricity

• A method of cooling buildings using solar energy

• A type of solar-powered battery

What is a major disadvantage of solar panels?

• They emit CO2

• They require a lot of maintenance

• They need constant sunlight and storage systems

• They are the most expensive energy source

How do wind turbines generate electricity?

• By using mirrors to concentrate sunlight

• By harnessing kinetic energy from moving air

• By converting chemical energy into electrical energy

• By using water pressure to turn turbines