You are serving the volleyball for the second time in a volleyball game. If the ball leaves your hand with twice the velocity it had on your first serve, its horizontal range R (compared to your first serve) would be
A) twice as much.
B) half as much.
C) times as much.
D) four times as much.
E) 2 times as much.
Question 2
Inward migration is a hypothesis used to explain why
A) Jupiter-sized planets are seen orbiting close to some stars
B) some stars do not have Jupiter-sized planets
C) some stars do not have planets at all
D) Terrestrial-sized planets are seen orbiting far from some stars
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