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As a wave enters a more dense medium (i. E. , air to water), its velocity.

User Serhii Maksymchuk
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1 Answer

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20 votes

As waves travel into the denser medium, they slow down and wavelength decreases. Part of the wave travels faster for longer causing the wave to turn. The wave is slower but the wavelength is shorter meaning frequency remains the same.
User Matthew Korporaal
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