Physics, 21.07.2019 13:00 kylucienne
Which statement is true? a) all waves travel at the same speed through any medium. b) all waves travel at the same speed if no medium is present. c) electromagnetic waves require a medium, but mechanical waves do not. d) mechanical waves require a medium, but electromagnetic waves do not. eliminate
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Which statement is true? a) all waves travel at the same speed through any medium. b) all waves tra...
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