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Homeby Witness Moecki
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RE: Why does light slow down when passing through media denser than vacuum - is it a breakdown of the laws of physics !!

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medro-martin (57)in #steemstem • 6 years ago

Yes, I didn't check its license.
Ok. That's neat !
I'll take care. ☺

6 years ago in #steemstem by medro-martin (57)
$0.00
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