articles

One fact for kids about solar energy is that it is energy harvested from the sun. When the sun's rays, also known as solar radiation, reach the Earth, the energy is converted using appropriate technology into heat and el... More »

www.reference.com Science Physics Electricity

Solar energy has been used by humans for 2,700 years. Originally, glass lenses were used to make fire with the sun's rays. According to the U.S. Energy Information Administration, the first recorded use of a solar therma... More »

www.reference.com Science Physics Thermodynamics

According to the Environment Protection Agency, solar energy is defined as energy derived from the sun's radiation. Solar energy sustains life on earth. It is also becoming increasingly common that this energy is convert... More »

www.reference.com Science Environmental Science
similar articles

One fact about electricity is that it travels at the speed of light, which measures approximately 186,000 miles per second. Despite popular belief, Benjamin Franklin did not discover electricity. He simply proved lightni... More »

www.reference.com Science Physics Electricity

Some fun electricity facts for kids are electricity travels at the speed of light, it always tries to find the easiest path to ground and it can be produced from wind, water, the sun and even animal feces. Also, two like... More »

www.reference.com Science Physics Electricity

Solar energy comes from the sun, but the energy the sun emits comes from nuclear fusion on a massive scale. Specifically, it is the fusion of two hydrogen atoms into a single atom of helium. More »

www.reference.com Science Physics Electricity

One fact about tsunamis is that they travel at speeds up to 500 miles per hours, and because they do not lose their energy, they can travel the entire Pacific Ocean in less than a day. Another fact is that tsunami is Jap... More »

www.reference.com Science Earth Science Tsunamis