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<p>of <a href="page.php?w=energy">energy</a> to the strings, which sets them into vibratory motion, creating musical sounds. The strings alone, however, produce only a faint sound because they <a href="page.php?w=Particle_displacement">displace</a> only a small volume of air as they vibrate. Consequently, the sound of the strings alone requires <a href="page.php?w=impedance_matching">impedance matching</a> to the surrounding air by transmitting their vibrations to a larger surface area that displaces a larger volume of air (and thus produces louder</p><p>
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