Friction
No, wax itself is not a source of energy. When burned, wax releases energy in the form of heat and light through a combustion reaction. However, the wax itself is not considered a primary source of energy.
The breakdown of food molecules releases energy to cells.
The breakdown of food molecules releases energy to cells.
Petrol is a fuel. Burning it releases the energy it stores.
Buses burn fuels, such as gasoline or diesel, to generate energy through combustion. This energy is used to power the engine and move the vehicle. Combustion of fuels releases heat and gases, which are used as the primary source of energy for buses.
Well it releases what it has got inside the natural gas.
The source of energy for fire is typically heat, which causes a chemical reaction between a fuel source (such as wood or gas) and oxygen in the air. This reaction releases energy in the form of heat and light, sustaining the fire.
Renewable energy releases the least amount of greenhouse gas per kilowatt. After renewables come nuclear which is greenest. It has other issues though.
Yes, coal is a fossil fuel and a source of energy. When burned, coal releases heat energy that can be used to generate electricity in power plants. However, its use contributes to air pollution and greenhouse gas emissions.
Coal is an abundant but dirty energy source. It releases large amounts of carbon dioxide and other pollutants when burned, contributing to air and water pollution.
Carbohydrates and fats are the two types of substances needed in a human diet for energy. Carbohydrates are the body's main source of energy, providing quick fuel for muscles and the brain. Fats are also important for energy storage and providing a slower, long-lasting source of energy.