Sunday, November 26, 2006

S.C.I.: The Mechanical-Wave Interaction - Ideal Responses

Defining Characteristics of the Mechanical-Wave Interaction
3. When we watched the transverse and mechanical waves produced on the slinky, we observed that the string attached to the Slinky did not move along the length of the Slinky, rather it moved with the disturbance as the disturbance went by. After the disturbance (or pulse) went by, the string was back in its original position.

Types of Mechanical-Wave Interactions and Variables That Influence Them
7. When the person vibrating the Slinky back and forth increased the rate of vibration (the frequency), we saw that the wavelengths got shorter.
8. When the person vibrating the Slinky back and forth increased the distance from the starting position (the amplitude), it felt as if it took more energy to generate the wave, and the person at the receiving end said if felt as if the Slinky hit their hand more strongly - that the Slinky was transferring more energy to their hand.

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