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Take a balloon and blow air into it. Now let the air inside the balloon to come out. What do you observe? You can see the balloon moving in a direction opposite to the direction of the air. Rocket also moves almost similar to this.
When the air escapes out from the balloon at one end, straw moves to the along with the balloon. The balloon's action is similar to the .
Launching of a rocket:
Initially, the rockets are held down by clamps on the launching pad before being launched into space. At the very top of the rocket, are kept.
When the rocket's fuel is burnt, an is generated. After some time, there will be a stage where the upward thrust will eventually . The clamp will then be released by remote control at that stage, and the rocket will be .
According to , any action has an . Hence, the rocket would fly upwards as the gas is released downward.
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