Which of the following statements are true?
A. For Kepler's law of equal areas to be valid, the force of gravity must vary inversely with the square of the distance between a given planet and the Sun.
B. The planet closest to the Sun has the shortest orbital period.
C. Venus's orbital speed is larger than the orbital speed of Earth.
D. The orbital period of a planet allows accurate determination of that planet's mass
E. None of these statements are true.
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Which of the following statements are true?
A. For Kepler's law of equal areas to be valid, the for...
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