Try this super simple experiment with sound and find out what causes a high pitch noise and what causes a low pitch noise. #CoolScienceHQ #ScienceExperiments #Science

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Acme 210 5 High Pitch Whistle and Lanyard Purple Whistle ultra high pitch Produces a solid single high frequency

Acme 210 5 High Pitch Whistle and Lanyard Honeysuckle Whistle ultra high pitch Produces a solid single high frequency

Acme 210 5 High Pitch Whistle and Lanyard Lilac Whistle ultra high pitch Produces a solid single high frequency

Acme 210 5 High Pitch Beige Whistle with Chocolate Brown Lanyard Whistle ultra high pitch Produces a solid single high frequency

Acme 210 5 High Pitch Whistle and Lanyard Baby Blue Whistle ultra high pitch Produces a solid single high frequency

Sony Repair Kit, High Pitch Noise Emmitted From DVD Player

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