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      Question

      What is the minimum escape velocity required for a

      rocket to leave Earth's gravitational pull?
      A 5.5 km/s Correct Answer Incorrect Answer
      B 6.2 km/s Correct Answer Incorrect Answer
      C 11.2 km/s Correct Answer Incorrect Answer
      D 18 km/s Correct Answer Incorrect Answer

      Solution

      Escape velocity is the speed necessary to overcome Earth's gravitational force. For Earth, it is approximately 11.2 km/s.

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