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* Lay it on a table, waggle the end, watch the wave perturbation propagate. | * Lay it on a table, waggle the end, watch the wave perturbation propagate. | ||
* Slinkies are great for demoing the difference between longitudinal and transverse waves. | |||
* Also make a [http://bengoldacre.posterous.com/the-wave-pendulum wave pendulum]? | * Also make a [http://bengoldacre.posterous.com/the-wave-pendulum wave pendulum]? |
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