Author Question: What does Kepler's third law imply about planetary motion? A) All planets orbit the Sun at the ... (Read 65 times)

crazycityslicker

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What does Kepler's third law imply about planetary motion?
 
  A) All planets orbit the Sun at the same speed.
  B) Planets closer to the Sun orbit at a slower speed than planets further from the Sun.
  C) Planets further from the Sun orbit at a slower speed than planets closer to the Sun.
  D) Planets further from the Sun orbit at a faster speed than planets closer to the Sun.
  E) This law implies nothing about a planet's motion.

Question 2

Cassini is the name of:
 
  A) the French astronomer who first discovered a gap in Saturn's rings.
  B) a gap in the rings created by a resonance with Mimas.
  C) NASA's orbiter now taking photos of Saturn.
  D) All of the above.
  E) None of the above.



micaelaswann

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Answer to Question 1

C

Answer to Question 2

D



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