What is the difference between rolling and sliding?
A rolling body has both translational and rotational KE and (with friction) doesn't slip; a sliding body has only translational KE.
A rolling body has both translational and rotational KE and (with friction) doesn't slip; a sliding body has only translational KE. A reliable way to keep them apart is to focus on what each one is defined by, not just the similar-sounding words.
Key point
rolling vs sliding
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