No, the energy in a magnetic field arises from an electric current flowing nearby, and that requires energy to set it up. The magnetic field of a permanent magnet contains energy in the same way as a spring contains energy, in other words it can be used for a short time.
Solar energy is a potential alternative for fossil fuels. It is a renewable source of energy and will be available as long as the sun lasts.
1.source energy. 2.alternative energy.
The main alternative source of energy that Caribbean countries is solar energy. Another alternative source of energy they could use is wind energy.
No, coal is not an alternative energy source. "Alternative" energy sources means energy sources other than fossil fuels (coal, oil, and natural gas).
would coal be a good alternative energy source for louisiana
yes it is
Yes it is, although the best form of alternative energy is conservation.
Alternative energy refers to any source of energy that is different from traditional fossil fuels like coal, oil, and natural gas. Examples of alternative energy sources include solar, wind, hydropower, geothermal, and biomass. These sources are often considered more sustainable and environmentally friendly.
the cheapest alternative source of energy is biomass. because we can use it all and free and easy to find.
Solar energy.
alternative energy
Usually an "alternative energy source" is one that is not now a major contributor to our energy supplies. That would make "alternative energy" anything that is not based on fossil fuels of one sort or another. Some people exclude nuclear energy from the "alternative" universe