Tuesday, March 20, 2012

Bottle Rocket

TheNewton's Laws of Motion
  • Inertia-An object in motion stays in motion, an object in rest stays in rest.
  • Acceleration/Force & Mass-When a force is applied to an object, it accelerates.The acceleration is in the direction of the force and proportional to its strength, and is also inversely proportional to the mass being moved.
  • Inversely proportional-The mass of an object gets larger, the amount of acceleration that the force is able to provide gets smaller.
  • Action & Reaction-For every action there is an equal and opposite reaction.
How we showed 
 the Newton Laws of Motion
Inertia-We shot the bottle rockets, while it was moving it did not stop.
Acceleration/Force & Mass-While we shot the rocket, we put a force on it to make the rocket accelerate.
Inversely proportional-After we put a 1000gram weight on the rocket, it did not move because of the weight to stop it.
Action & Reaction-The alcohol went on fire and came out of the rocket, the rocket flew across the room.


After all the rockets were made, we put a little amount of Ethyl Alcohol inside of the rocket and started shaking the bottle to expand the Ethyl Alcohol all around the insides, spreading the alcohol inside of the bottle will make more power for it to shoot.After we did that, we shot the bottle rocket, for the first test we was inside of the room, then we went outside to shoot the other rockets.First we had to shake the rockets to get the alcohol all over the inside.Then we had to stick the rocket on the string so the rocket would shot straight across.Most of the rockets flew across the field.My favorite part was when we shot the rockets, I thought that it was cool to see the fire go from the top of the rocket to the bottom.



-Steve

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