Light , microwaves , x - rays , TV and radio transmissions are all kinds of electromagnetic waves .
Electromagnetic waves are formed when an electric field couples with a magnetic field . The magnetic and electric fields of an electromagnetic waves are perpendicular to each other and to the direction of the wave .
The solar eclipse phenomenon occurs when the Moon passes between the Sun and the Earth casting its shadow on the Earth's surface , where the moon ,the Earth and the Sun are nearly on one straight line with the moon in the middle .
The galaxy that our solar system belongs to is known as " The way of chopped hay galaxy " or " The Milky Way galaxy " It takes an oval shape with coiled spiral arms extend from it , the Sun lies on one of these spiral arms . The solar system consists of the Sun , the Planets , the Moons , the Asteroids , the Meteors , the Meteorites and the Comets .
You should know that electricity is very important in our life . Everyone needs electricity . We can not imagine our life without it , So it also has benefits and dangers . We must know how to deal with it .