Multiple choice

How does a rocket overcome the force of gravity?

  1. The rocker has engines that push it away from the earth.

  2. The rocket has engines that make it weigh less.

  3. The rocket has engines that pull it toward outer space.

  4. nothing can overcome gravity.
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A Correct answer
Explanation

Rockets use engines to produce thrust, which is an upward force. When this thrust is greater than the downward force of gravity, the rocket can lift off and accelerate away from the Earth.

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