Energy alternatives are becoming even more necessary as energy supplies diminish and costs rise. A solar air heater may be an alternative source of warmth for your home. Take this quiz to see how hot your knowledge of solar air heaters is.
What was a catalyst for the 1970s U.S. energy crisis?
What is an economical solar add-on that may reduce your energy use?
solar retrofit of your home
solar air heater
How do active solar systems work?
use solar panels
use heat absorbing material
How do active solar systems move energy to where it is needed?
Why may heat sinks be hazardous to your health?
How long will it take for a solar air heater to pay for itself?
two to three years
three to five years
five to seven years
What type of heating system is a solar air heater?
primary heating system
supplemental heating system
emergency heating system
What are the maintenance needs of solar air heaters?
very little maintenance
What may impact the energy savings from a solar air heater?
differences in home insulation
differences in climates
Solar air heaters are most efficient in what climate?
short and dark winters
long, cold and sunny winters
short and sunny winters
What type primary heating system may lengthen the time it takes to return your investment on a solar air heater?
Who is qualified to install a solar air heater?
Why won't a window solar air heating unit work at night?
does not store heat
Where should you position a solar air heater?
What is the best estimate for the life expectancy of a solar air heater?