>OF COURSE a body can experience a change in velocity without moving >bodily. If this did not happen, there would be no such thing as >vibration. vi·bra·tion (vº-br³“sh…n) n. 1.a. The act of vibrating. b. The condition of being vibrated. 2. Physics. a. A rapid linear motion of a particle or of an elastic solid about an equilibrium position. b. A periodic process. 3. A single complete vibrating motion; a quiver. 4. Slang. A distinctive emotional aura or atmosphere regarded as being instinctively sensed or experienced. Often used in the plural. --vi·bra“tion·al adj. Item 2. Tuning fork tines vibrate. They MOVE in doing so, like everything else. In this case they move VISIBLY. Ron N
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