Both solar panels and natural gas are renewable energy resources.

Burning coal releases gases which cause air pollution.

Mixing of water with oxygen gas produces acid rain.

Solar panels are used to generate sound energy in some types of street lamps.

Hundreds of years ago, people used windmills to crush grain to make flour.

Wind and water are considered as nonrenewable energy resources.

Water is used to operate wind turbines to generate electricity.

Renewable forms of fuel can be replaced faster than nonrenewable forms of fuel.

When fuel is burned, it produces thermal energy.

The electrical energy produced from electric power station can be used in houses, streets and factories.

When the kinetic energy of wind that is applied to the wind turbines increases, they produce more electricity.

Coal can be used to produce electrical energy.

Burning of all forms of fuel produces thermal energy.

The nonrenewable resources of energy include coal, gasoline and water.

Coal, gasoline and wood are considered as renewable resources of energy.

The input energy in a hair dryer is the chemical energy.

If the fuel in a car decreases during driving, the driver must stop at the nearest fuel station to supply the car with gasoline.

Energy that is produced from burning gasoline, cannot be used to move a car.