medium - the substance or matter a wave travels through, echo - a specific, reflected sound, frequency - the number of vibrations a source makes in a given time, pitch - how we hear the frequency of a sound wave, high pitch (picture), low pitch (picture), amplitude - the height of a sound wave, volume - how loud a sound is perceived, reflection - light bouncing off a surface, refraction - bending of a wave as it changes angle passing from one substance to another, absorption - the process of taking in light,

Waves

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埋め込み

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