h7ap3alalandahero h7ap3alalandahero

18-10-2016
Physics

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You want to create a device that sends signals to your dog to stop barking. which type of electromagnetic wave would be most useful to investigate?

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ikecube ikecube

20-10-2016

The answer is radio waves. Th other waves can't send signals to a dog. Its just not how they travel.

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