Question

If the radius of the Earth's orbit around the Sun is 150 million km, what is the speed of the Earth?

Answer 1

Answer

Calculate the circumference of earth orbit.divide by time taken.

Explanation

Circumference is pl x diameter.

314285x2x149597870=940140909km.

Time taken is 365.242days=365.25x2x60x60seconds.

Answer will be about 30kilometer/seconds.

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