Submitted by full_hammer t3_10eku2h in askscience
rdrunner_74 t1_j4vq4gl wrote
Reply to comment by WeaponizedKissing in What happens to the energy of sound in space? by full_hammer
It is the natural frequency of the fork, so it will not waste (much) energy swinging at it.
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And yes, it makes a sound - You can press it against your skull to hear it (via Bone propagation)
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