Answers

2014-07-21T15:28:30+05:30
1.Solar power is one of very few sources of energy that are completely free.
2.
Although the sun is over 90 million miles from the Earth, it takes less than 10 minutes for light to speed across that distance.
3.
One wind turbine can produce enough electricity to power up to 300 homes.
4.Biomass is currently the largest U.S. renewable energy source with more than 200 existing plants providing electricity for 1.5 million American homes.
5.
Renewable energy investments are cost effective.
Hope it will help!!!!!!!!!!!!!!!
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