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As the spring oscillates, it shows us how waves can travel.

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The demonstration on how Waves flow effortlessly throughout the lengths of each wave.

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As you hold the Hand Boiler, it will transfer heat from your hand to the Mercury inside which causes it to boil and flow to the other side.

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As you spin the handle it demostrates how waves work

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We learn about transversive waves

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Transferring water to the other cup