What is the Role of Energy?

Monday, September 15, 2014

Mass Lab Station #1



I predicted that the mass and the particles would stay the same. In lab station 1, our mass before was 166.18. Once we pulled apart the fiber and put it back into the beaker, it was still 166.18. Therefore the change in mass was 0. A reason for that was we didn't gain or lose any fiber. We used the exact same amount of fiber, just pulled apart. We didn't change our system at all so it gave the exact same mass like we expected. A reason the particles stayed the same was that we didn't do anything to change the fiber like for example burn it. Pulling apart the fiber didn't change the particles because we didn't change the temperature or get it wet to change the mass. In class, we discussed mass lab station #1 and everyone agreed that as long as you use the same amount of fiber and you use the same beaker, it will have the same mass. Everyone agreed that when they did the lab station, they got the same result that the mass stayed the same. In conclusion, I believe that the mass and particles stay the same.

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