According to Kepler, the period of revolution of a planet (T) and its mean distance from the Sun (a) are related by the equation
A. T3 a3 = constant
B. T2 a-3 = constant
C. Ta3 = constant
D. T2a = constant
Answer:B
According to Kepler, the period of revolution of a planet (T) and its mean distance from the Sun (a) are related by the equation
A. T3 a3 = constant B. T2 a-3 = constant C. Ta3 = constant D. T2a = constant