Rotational Velocity & Acceleration Video Lessons

Concept

# Problem: The approximate distance between earth and the sun is 1.5x1011 meters, calculate the average speed in kilometers per second. The orbital period of the earth is 3.16x107.s^km/s=?

###### FREE Expert Solution

The average speed is expressed as:

$\overline{){\mathbf{v}}{\mathbf{=}}\sqrt{\frac{\mathbf{G}\mathbf{M}}{\mathbf{R}}}}$

Substituting:

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###### Problem Details

The approximate distance between earth and the sun is 1.5x1011 meters, calculate the average speed in kilometers per second. The orbital period of the earth is 3.16x107.

s^km/s=?