Overall our cannon worked out well. Component that helped our experiment work were the smooth rim which decreased the amount of friction that the nerf ball would have. We also had less volume through the chamber in order for there to be a strong amount of pressure through the experiment. Our experiment was successful because we created a combustion reaction, and found a way to balance pressure and volume so that the cannon ball would go the furthest distance. Although we were successful we could have made the chamber bigger so that he pressure would have a longer time to build up, and changed the angel of our cannon so that the nerf ball would travel a farther distance.
~Markita Patterson
Overall the idea which we created for our cannon in creating a chamber where the pressure can build up worked. Our cannon shot further then most groups, but not the furthest. Overall I was impressed by the fact that our cannon was one of the simplest cannons but yet it shot a lot further then others. I was also impressed by the fact that our cannon worked in ways we did not expect it to. Such as the rim which was left in tact did not create friction keeping the nerf ball on the cannon, it rather allowed a smooth surface for the ball to be released from. In created our cannon we did not expect this to be a factor.
~Brittany Artale
Wednesday, February 6, 2008
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