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What is light? A wave of vibrating electric and magnetic energy A wave that travels by compressions A wave that travels by rarefactions A state of matter
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What is light?

A wave of vibrating electric and magnetic energy
A wave that travels by compressions
A wave that travels by rarefactions
A state of matter

User Kalle Pokki
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answer: A is the answer

User Ahuva
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a wave of vibrating electric and magnetic energy

User Nilhcem
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