Solar Facts

Solar Energy Facts.  Did you know?

  • Our earth gets most of its energy from the sun.
  • Solar energy is free, clean, available to all, and renewable.
  • Photovoltaic (PV) cells turn the sun’s energy into electricity.
  • Da Vinci predicted a solar industrialization back in 1447.

Solar Energy Usage Facts:

  • A watt is a unit of power.
  • 1,000 watts = 1 kilowatt (kW)
  • Solar energy is measured in kilowatt-hours.
  • 1 kilowatt-hour (kWh) = the amount of electricity required to burn a
  • 100 watt light bulb for 10 hours.
  • According to the US Department of Energy, in 2009 an average American household used approximately 920 kWh of electricity per month.
  • In the US, appliances account for 64.7% of electricity consumption.