Biology, 06.01.2020 21:31 TerronRice

Any object struck at its natural frequency will vibrate violently. this is known as resonance. applications of this include earthquakes knocking down building and
a) rainbows created in air.
b) microwaves created in ovens.
c) light being created by the sun.
d) sound being created in music instruments.

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Any object struck at its natural frequency will vibrate violently. this is known as resonance. appli...

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