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4. Suppose you mount a video camera on a tripod and aim the camera at one point on a Slinky. You also place a clock next. To, the Slinky so the video camera records the time. When you look at the video of a wave going by on the Slinky how could,, You measure the frequency?
3. Suppose you took a photograph of a wave on a Slinky. How can you measure wavelength by looking. At the photograph?
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