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Can someone help me with a topic for the progressive Era portfolio
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Use PE = 1/2k(delta x)^2 and the kinetic energy for 1.1 m/s which is 1/2mv^2. Find the kinetic energy and set it equal to 1/2k(delta x)^2 and solve for x. This will give you the x value in meters it takes for the velocity to change direction. One will
