ocr: Why should a rocket not be too heavy? Ar rocket generates an upwards force called thrust, which works against the rocket's weight to lift the rocket off the ground. THRUST ROCKET WEIGHT The body, fuel, passengers, and payload (cargo) of a rocket all add to the rocket's weight. If a rocket is too heavy, too much of its thrust is used to overcome its weight and the rocket becomes difficult to launch. One of the easiest ways to cur down the weight of a rocket is to put in less fuel. However, if: a rocket does not have enough fuel, it may not complete its journey. This is why a rocket fuel needs t ...
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