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1.      A rocket is forced forward by the ______ force of its engines, expelling gases out the rear of the rocket.​
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1.      A rocket is forced forward by the ______ force of its engines, expelling gases out the rear of the rocket.​

User Harald Husum
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There are two forces acting on a rocket at the moment of lift off: Thrust pushes the rocket upwards by pushing gases downwards in the opposite direction.Weight is the force due to gravity pulling the rocket downwards towards the centre of the earth.So I'm thinking the answer is THRUST.

User Soosh
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