Friday, October 5, 2007
Motion Lab
Today I worked with Lena and Thalia. I learned a lot about motion and positions, velocity and acceleration. For instance, you can have no acceleration even if you have a positive velocity. This happens because acceleration is when you are slowing down or speeding up and velocity is your speed. So, if you are going at the same pace, you have no acceleration because you aren't slowing or speeding up, but you still have a speed (velocity). Another thing is that the graphs will be flat at different times. The position graph will be flat when you are at a position, but you are not moving and you stay there for some time. The acceleration graph will be flat when you have a constant acceleration. The velocity graph will be flat when you are going exactly the same speed for a certain amount of time.
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1 comment:
Nice job explaining null acceleration. You've got a good grasp on the links between actual motion and graphing.
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