Question

which of the following statements or expressions is most nearly associated with kepler's third law of planetary motion? a. p2 = a3 b. planetary orbits revolve around two foci. c. a planet moves fastest when it is farthest from the sun. d. a planet moves slowest when it is farthest from the sun.

Answer 1

a. p2 = a3 

Kepler's third law has to do with the square of the period and the cube of the orbit.

The option had to be something like . p² =  ca³,  where c  = constant.