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    • Diagram showing the forces acting on a rocket during lift-off.
    Rights: © Copyright. 2011. University of Waikato. All Rights Reserved. Published 30 November 2011 Size: 88 KB Referencing Hub media

    A rocket has three main forces acting on it during lift-off. The resultant force is the sum of these. The rocket will speed up (or slow down) in the direction of the resultant force.

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      2. ARTICLE

      Lift-off

      A rocket will launch and keep speeding up as long as the force pushing it upwards (thrust) is greater than the forces pulling and pushing it downwards (gravity and drag). Newton’s first law ...

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