CH 13.1 Notes

What is the primary source of energy mentioned in the text?

• Solar energy

• Fossil fuels

• Geothermal energy

• Biomass

What role do electricity and abundant fuel play in our lives according to the text?

• They are used only for transportation.

• They provide heating, cooling, and transportation.

• They are used only for entertainment.

• They are used only for industrial purposes.

What does the text suggest about the future of energy supply?

• It will rely solely on fossil fuels.

• It will increasingly include renewable sources.

• It will exclude nuclear power.

• It will focus only on hydropower.

How much energy does a television use annually in kilowatt hours?

• 100

• 125

• 250

• 600

What is the annual energy consumption of a dishwasher in kilowatt hours?

• 400

• 600

• 650

• 900

How much energy does a dehumidifier use annually in kilowatt hours?

• 100

• 250

• 400

• 600

What is the energy use of an electric stove/oven per year in kilowatt hours?

• 600

• 650

• 900

• 1,100

Which of the following uses 40 kilowatt hours per year?

• 100 Watts light bulb

• 15 Watts fluorescent bulb

• Television

• Computer

What is one watt equivalent to?

• One joule per second

• One joule per minute

• One joule per hour

• One joule per day

What percentage of the U.S. energy supply comes from oil?

• 28%

• 36.2%

• 14%

• 11%