Sunday, December 14, 2008
Centripetal Force and Flying Stuff
Journal 7: Ok so, evidently blogger doesn't like my photos and won't upload them...that's a problem. Sooo, anyways, last night my dad and his friends had their annual Family Christmas Party and it was hosted at our house this year. It's tons of fun, since they've been friends since highschool and such, they decided to have these get together parties, full of games, gifts, and food. While the adults were down stairs, the kids were upstairs playing around and one of them began swinging one of those squishy balls with the the squishy string attached to it, almost like a sticky hand. Then, while whirling it around, it flew out of his hand, and flew tangent to the point of where it was released. This reminded me of the example Mr. Kohara used in class with the tennis ball and the string, and how he always yelled "I saw that, TANGENT!" whenever someone dropped the pink ball from the loop toy, our class to dextrously played with (not). From this example I saw centripetal force in action as the circular path the ball made and its distance from the center (the boy's finger) was the radius, and how fast it was going was its speed. Yeah, its pretty simple, nothing too awe inspiring here.
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1 comment:
Using that knowledge of centripetal force, you guys probably could have had a pretty sick dodge ball game with that thing.
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