Governments Do Not Have the Power to Control the Shift

Q8: Hydrogen fuel cells<br>A)rely on direct energy from

Q9: Passive solar heating systems involve<br>A)green roofs.<br>B)pumping a

Q10: Solar energy is becoming more popular recently

Q11: Geothermal heat pumps may be used to

Q12: Solar thermal systems used to generate electricity

Q14: Photovoltaic cells<br>A)produce more carbon dioxide than burning

Q15: Electric-gasoline powered vehicles are called _.

Q16: Geothermal energy is stored in the form

Q17: If energy prices were kept artificially high,<br>A)energy

Q18: Overall, nonrenewable resources have a lower net