Multiple Choice
A gravitational "sling-shot":
A) causes comets to crash into planets, such as Jupiter in 1994.
B) allowed the Apollo astronauts to reach the Moon in 1969.
C) is the accepted theory for the formation of the asteroid belt.
D) changes the speed and direction of a spacecraft nearing a massive planet.
E) explains how the solar system was formed after a near collision with another star.
Correct Answer:

Verified
Correct Answer:
Verified
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