gas?
(A) Reforming
(B) Thermolysis
(C) Producing it from plants
(D) Coal gasification
(E) All of the above are methods of producing hydrogen gas.
- Energy derived from fossil fuels supplies approximately what percentage of
the world’s energy needs?
(A) 10%
(B) 33%
(C) 50%
(D) 85%
(E) 99%
- Which of the following terms is NOT a unit of power?
(A) Watt
(B) Kilowatt
(C) Horsepower
(D) Joule
(E) All of the above are units of power.
- Automobile manufacturers make money by selling cars. Cars pollute and
use fossil fuels. Traditionally, American auto manufacturers have
encouraged customers to buy bigger and more powerful cars. This lack of
incentive to improve energy efficiency is known as a
(A) harmful, positive feedback loop
(B) beneficial, positive feedback loop
(C) harmful, negative feedback loop
(D) beneficial, negative feedback loop
(E) mutualistic, positive feedback loop
- If you were designing a house in the United States, you lived in a cold
climate, and you wanted it to be as energy efficient as possible, you would
place large windows to capture solar energy on which side of the house?
(A) North
