Solar means the Sun in Latin, and it’s a powerful
source of energy. In fact, the sunlight that shines on the Earth in just one hour could meet world energy
demand for an entire year!
Solar energy can be converted into other forms of energy, such as heat and electricity. Since the beginning
of the human race, solar energy has been used for heating water, keeping us warm in winter, and drying
agricultural products. More recently, the human discovered using solar to generating electricity.
Today, more than 10,000 American families get all of their electricity from solar power. Unlike other
conventional forms of energy, there is unlimited supply of solar energy, from the sun of course.
With the advance of today's technology, solar energy can be used in many different forms:
