Environmental Chapter 17-18

Which of the following forms of renewable energy uses the sun's energy most directly?

• Biomass fuel

• Passive solar heating

• Geothermal Energy

• A hydrogen fuel cell

Which of the following energy sources is useful in most parts of the world?

• Tidal power

• OTEC

• Geothermal Energy

• Active Solar Energy

A house that uses passive solar heating in the Northern Hemisphere will

• be built of a material such as concrete or adobe that stores heat well

• Have little insulation

• Have large north-facing windows

• Have an overhang to shade the house from direct winter sun.

A passive solar house in the Southern Hemisphere will face

• North

• South

• East

• West

Photovoltaic cells convert the sun's energy into

• Heat

• Fuel

• Electricity

• Light

In a developing country, you are most likely to find biomass used

• To generate electricity

• For manufacturing

• For heating and cooking

• As a source of hydropower

Which of the following is not true of fuel cells?

• They produce electricity

• They will work with many different fuels

• They are more energy efficient than most engines used today

• They cannot be fueled by hydrogen

Which renewable energy source is the fastest growing energy source in the world?

• Oil

• Wind

• Biomass

• Photovoltaic

Which statement describes why geothermal heat pumps work?

• They are located in areas with abundant geothermal energy

• The ground is warmer than the air in summer and colder than the air in winter

• The ground is colder than the air in summer and warmer than the air in winter

• They run on hydrogen fuel cells

What is the ultimate source of all renewable energy?

• The bioshpere

• The moon

• the ocean

• the sun