Rocket Launches and Sound Suppression

This chapter discusses how rockets are made quiet through the use of water deluge and other sound suppression methods. It explores the engineering behind rocket launches and the challenges of reducing the extreme loudness of rocket launches. The chapter also touches on SpaceX's approach to sound suppression and alternative methods like redirecting the exhaust.

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Do you hear what I hear? Probably not, because in this episode, we're bringing things down several notches to learn about quiet. Does it have a scientific definition? Is it all just relative? Should crickets have podcasts? Join us as we (ok, maybe not so) quietly contemplate quiet.

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[Truth or Fail]

Larval reef fish bury their heads in the sand to reduce noise

Quieter Bison bulls get more mates

Dolphins quiet their clicks to ambush each other

[Trivia Question]

Loudness of lead singer in Billboard Hot 100 from 1946-2020

https://pubs.aip.org/asa/jel/article/3/4/043201/2885300/Lead-vocal-level-in-recordings-of-popular-music

https://www.eurekalert.org/news-releases/986837

[Fact Off]