Author Question: When space probe Voyager 2 passed by Saturn, its speed increased (but not due to firing its ... (Read 107 times)

OSWALD · **on:** Jul 27, 2018

When space probe Voyager 2 passed by Saturn, its speed increased (but not due to firing its engines). What must have happened?

A) Voyager 2 must have dipped through Saturn's atmosphere.
B) Saturn's rotation must have sped up slightly.
C) Saturn must have lost a very tiny bit of its orbital energy.
D) Saturn must have captured an asteroid at precisely the moment that Voyager 2 passed by.

Question 2

The discovery of a supernova by Tycho Brahe in 1572 contradicted the commonly held belief that the universe was

A) unchanging
B) spherical
C) infinite
D) perfect