What is the change in the potential energy of the spring
A spring whose stiffness is 1140 N/m has a relaxed length of 0.56 m. If the length of the spring changes from 0.31 m to 0.78 m, what is the change in the potential energy of the spring?
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The pole's symmetry axis. The rope makes an angle of 70.0 degrees with respect to the vertical as shown. What is the tangential speed of the ball?
Describe the processes of mitosis and meiosis
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