The kinetic energy is zero at the start because the object is initially at rest. Since kinetic energy is given by 1/2 mv², and the initial velocity (v) is zero, the kinetic energy is also zero.
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The kinetic energy is zero at the start because the object is initially at rest. Since kinetic energy is given by 1/2 mv², and the initial velocity (v) is zero, the kinetic energy is also zero.