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Chemistry, 19.11.2020 20:20 Riplilpeep

NAME 3 CHANGES THAT OCCUR TO LIGHT WAVES WHEN THEY HIT A MEDIUM 1.
2.
3.

Plsss help me ❤️

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NAME 3 CHANGES THAT OCCUR TO LIGHT WAVES WHEN THEY HIT A MEDIUM 1.
2.
3.

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