Energy Conservation Is Best Achieved Through ____________________

Q1: Green roofs could be used in office

Q2: Photovoltaic solar cells work on cloudy days.

Q3: Where in the world is biomass used

Q4: One advantage of large-scale hydropower is that

Q6: Hydropower<br>A)provides about 90% of the electricity in

Q7: What country is the largest producer of

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