kukisbae
kukisbae
19.04.2021 • 
Physics

PWEESE HEL I'LL GIVE BRAINLIEST, (NO LINKS OR I'LL REPORT) (︶^︶)
A sound wave is made of a series of compressions and
a.
extensions.
c.
rarefactions.
b.
volumes.
d.
refractions.

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