A guitar string vibrates and produces a sound when plucked. A pebble thrown in a calm lake surface produces concentric ripples that expand from the source of impact. What is vibration and how is it related to waves? Vibrations and waves are closely interconnected. Vibrations or oscillations are the sources of waves. Waves, in general, are disturbances or vibrations that travel from one point to another. They are characterized by a transfer of energy. Common examples of waves include sound waves,