Sun facts

Nov 01, 2011 Comments Off on Sun facts by

The Sun is essential to all human and plant life on Earth.

The sun’s rays travel through space and reach Earth in 8 minutes.

The Sun is the centre of our solar system. All 8 planets rotate around the Sun.

The sun is a giant, fiery ball of helium and hydrogen gas.

Enough sunlight falls on the Earth’s surface every hour to meet world energy demand for a whole year.

Thousands of homes in the United States are powered entirely by solar energy.

Silicon from just one ton of sand, used in photovoltaic cells, could produce as much electricity as burning 500,000 tons of coal.

In the 1830s, the British astronomer John Herschel used a solar collector box to cook food during an African expedition.

Albert Einstein won the Nobel Prize in 1921 for his experiments with solar power and photovoltaics.

The first big solar power plant opened in California in 1982.

Environment, Lifestyle, News, Solar, Technology

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