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rockets are filled with fuel called thrust and the engine mixes this in and that sets it too go really fast

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13y ago

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How do rockets move in space?

Rockets move in space by expelling gas at high speeds through their engines. According to Newton's third law of motion, for every action, there is an equal and opposite reaction. So when the rocket expels gas in one direction, it propels itself in the opposite direction.


Why is planet near the sun has move very fast?

Near the Sun the force of gravity is very strong so the planet has more energy which means it has to move faster.


Do rockets need wings to fly?

No. A purely ballistic rocket, such as an ICBM (think of the WWII "V-2"), follows the curve of a stone tossed up in the air. The engine provides thrust that propels it: when the engine runs out of fuel, the rocket begins to decelerate and eventually falls back to Earth - the only exceptions being those that are fast enough to go into orbit, such as the space shuttle. These missiles (including the Saturn moon mission launchers) only need the tail fins for steering and stability. A cruise missile is designed for horizontal flight, so it uses wings, just like a conventional airplane.


How can rockets move in vacuum?

Rockets push against themselves they don't push against the air. That how they get there momentum. But I'll leave it up to these three guys. They explain it more in detail and its easy to understand. Rockets don't get thrust by pushing against the air. Rockets get thrust by pushing against the rocket on one side and pushing against nothing on the other side of an explosion. The rocket ejects a mass of burned fuel to produce a force. The force produced is proportional to the amount the mass of the combustion products (the exhaust) was accelerated. This follows from F=ma (Force = mass x acceleration) So, the more you accelerate the exhaust, the more force is applied to the rocket. Imagine you are floating in space. If you take off a shoe and throw it away from you really fast, you will move in the opposite direction from your shoe. You can even do this without going into space if you are standing on a very low friction surface like ice. Also, the shape of the rocket exhaust nozzle is made or 'tuned' in such a way that it captures the expanding gasses escaping the combustion chamber of the rocket engine as efficiently as possible.


Are rockets and spaceships the same thing?

Rockets are a type of engine used to propel spacecraft, including spaceships, into outer space. Spaceships refer to the spacecraft that travel through space, which can be powered by rockets or other propulsion systems. So, while rockets are a key component of many spaceships, they are not the same thing.