Articles, tagged with "chemical energy", page 1

Bioenergy is renewable energy made available from materials derived from biological sources. In its most narrow sense it is a synonym to biofuel, which is fuel derived from biological sources. In its broader sense it includes biomass, the biological mater...

How Is Electricity Made? One of the fossil fuels (usually coal) is burned in a power plant to heat water. The hot water turns into steam and forces a machine called a turbine to turn. The turbine powers a generator into electricity which is sent throug...

5 uses of solar energy Our earth gets most of its energy from the sun. We call this energy solar energy. Sol means sun. Solar energy travels from the sun to the earth in rays. Some are light rays that we can see. Some are rays we can't see, like x-rays...

Plants need an adequate supply of nutrients — particularly nitrogen, phosphorus, and potassium — to grow well. Ideally, these nutrients should be available in the proper quantity and at the time the plant can use them. This ideal timing, if complied w...