: Only about 0.3% to 1.0% of a rocket's mechanical energy is converted into sound.
Rocket launches are among the loudest human-made events, with noise primarily generated by the with the ambient atmosphere. zvuk poleta rakety skachat
: A distinct characteristic of rocket sound is the "crackle"—sharp, audible pressure spikes caused by shock waves in the exhaust, not by recording equipment distortion. : Only about 0