Sun Energy Quiz


1. Is it possible to meet all the energy needs of a household with sunlight alone?







2. Passive solar heated houses are always pracrical in a cold climates with limited sunlight?


3. How are solar panels different than solar collectors?






4. If there were no atmosphere to block the sun's radiation how much sunlight energy would fall on one square meter in an hour





5. How much is sunlight worth?






6. Why are solar energy applications so expensive?







7. How much energy is available from sunlight?







8. Are passive thermosyphoning systems more practical than active solar hot water heating sysyems?






9. How many politicians does it take to screw up an economy







10. Why should the area used to collect solar heat be isolated from the area for storing heat?





11. Why have drainback systems become more popular in the last few years?








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