# What is the relationship between the radius and period when talking about the rotation of planets?

##### 1 Answer

In case of earth the speed is 40070K meters divided by 24 hours.
1670 kilometer per hour.

#### Explanation:

As the latitude decreases speed also changes.At 45 degree latitude this will be cos 45 x1670 kilometers.0.707 x1670.=1180 kilometer hour.