Energy is the power to do work. The sun create huge amount of energy. Plants turn sunlight into energy. Many animals eat plants to get energy. Other animals get energy by eating those animal.
When thing burn, the give off energy as heat and light. Early people used it to cook food, to keep warm and to geve light.
Coal comes from the fossiles of forests that grew maillions of years ago. Oil comes from the remains of ancient sea life. These use to run power stations cars, aeroplanes and ship.
The wind's power has been used to push boats with sails along by the wind. Today, wind farms make electricity.
The Sun send huge amounts of energy to Earth.Greenhouse with glass foofs and walls trap theSun's heat. So plants can be grown in glasshouses in winter.
As garbage rots, it creates a gas called methane. This gas can be collected and burned in power stations. There garbage damp powerstations are called bioreactiors.
When an atom breaks apart , it releases huge amounts of energy. In nuclear power station, the energy created heats water to make steam, which a turbinegenerator turns into electricity. ( )