lunes, 18 de octubre de 2010

Summary 1 Energy Resources

In this summary we will talk about the energy resources.
The people use the energy in many places in the homes,schools, and businesses. That places get heat by burning oil or natural gas. Energy in other homes and businesses come from electricity. Energy also run in common devices such as cumputers, tv's, radios, lights, flashlights, and washers. Some of the things burned to release energy are the coal, oil, and natural gases and others.
All the fuels have advantage and disadvantage. The advantage of using fossil fossil fuels is that they contain a lot of energy.
Fossil fuels are the remain of once living things. Natural gas and oil formed from the remains of tiny ocean plants and animals. There their bodies were buried by layers of sand and mud. Over millions of years, the plant and animal remains changed into oil natural gas.
Somes examples of alternative enrgy source are the modern waterwheels, harnessing the wind, and Earth´s furnance. Earth´s internal heat is called geothermal energy.
We can use solar energy for many things.

No hay comentarios:

Publicar un comentario