sound wave

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Sound waves are mechanical vibrations that propagate in a host medium They are coupled modes between medium particles oscillating about equilibrium positions Sound waves travel through the air by the air molecules vibrating backwards and forwards This 'backwards and forwards' motion of the molecules in a sound wave

origin เข้าสู่ระบบ Sound waves are composed of compression and rarefaction patterns Compression happens when molecules are densely packed together Alternatively, UK noun a wave of compression and rarefaction, by which sound is propagated in an elastic medium such as airExamplesUltrasound uses high