wind energy

Wind energy
 Wind energy is the energy from moving air.
 Wind energy converts kinetic energy to electricity.
 Wind energy machines are called "Wind turbine
generators".
 Wind turbine generators are free pollution and generate
renewable energy but they cause noise and kill birds.
Hydropower
 Hydropower is the energy from moving water.
 Hydropower converts kinetic energy to electricity.
Ex: Water behind the dams generates electricity