Revolution Of The Earth : It is the movement of the earth around the sun on its orbit.
- Elliptical orbit is the path taken by planet to move around the sun
- The earth takes 3651/4 days(one year) to make one complete revolution around the sun.
- Different planets take different days to make a complete revolution
The revolution of the earth has the following effects;
- (a):It brings about varying lengths of day and night.
- (b):It cause lunar eclipse.
- (c):It causes the four seasons Summer ,Autum,Winter and Spring