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A rocket leaves a launch pad at liftoff with a great deal of upward momentum. What was initially given downward momentum?Question 20 options:the launch padthe astronauts aboard the rocketthe expelled fuelthe entire Earth

Respuesta :

Answer:

The expelled fuel

Explanation:

The rocket leaves a launch pad because it starts to eject burned fuel gases. This fuel has momentum because it has mass and velocity, therefore the initially given downward momentum was by the expelled fuel.

So, the answer is the expelled fuel

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