Submitted by AppropriateFeeling44 t3_yi0fmu in explainlikeimfive
Terravash t1_iuhdmlo wrote
Reply to comment by KhaleesiDog in ELI5: Newton's third law by AppropriateFeeling44
Given the density of a standard wall (assumed concretish) vs a tennis ball, surely you'd be going smaller than a micrometer to measure flex.
TheJeeronian t1_iuhxav4 wrote
Our walls here are usually drywall with supporting wooden studs. The flexure is invisible but easily measured
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