Author Question: Suppose that a lone asteroid happens to be passing Jupiter on an unbound orbit (well above Jupiter's ... (Read 90 times)

skymedlock · **on:** Jul 27, 2018

Suppose that a lone asteroid happens to be passing Jupiter on an unbound orbit (well above Jupiter's atmosphere and far from all of Jupiter's moons.) Which of the following statements would be true?

A) The asteroid's orbit around Jupiter would not change, and it would go out on the same unbound orbit that it came in on.
B) Jupiter's gravity would suck in the asteroid, causing it to crash into Jupiter.
C) Jupiter's gravity would capture the asteroid, making it a new moon of Jupiter.
D) There is no way to predict what would happen.

Question 2

Astronomers infer that the universe is expanding because distant galaxies all appear to ________.

A) be made mostly of dark matter
B) be moving away from us, with more distant ones moving faster
C) rotate rapidly
D) be growing in size