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Pressure Waves (Radio Edit)
The source of every sound is a vibrating body Take for example The vibrating drum head pushes against the air every time it moves outward We call these pulses of compressions and rarefactions P-P-P-P-P-P-Pressure waves A drum Each sound has a distinctive pitch, loudness, and quality Waves which your ears pick up and analyze But first let's investigate what causes sound The source of every sound is a vibrating body 更多更详尽歌词 在 ※ Mojim.com 魔镜歌词网 Take for example A drum The vibrating drum head pushes against the air every time it moves outward We call these pulses of compressions and rarefactions P-P-P-P-P-P-Pressure waves The vibrating drum head pushes against the air every time it moves outward We call these pulses of compressions and rarefactions P-P-P-P-P-P-Pressure waves
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