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 m

Question

4 years ago

15

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 m

edium 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

Physics

2 answers:

Keith_Richards [23] · Answer 1 · 2021-12-15T21:33:13+03:00

Keith_Richards [23]4 years ago

8 0

I just took the test and it D . have a good day

zhannawk [14.2K] · Answer 2 · 2021-12-15T19:20:50+03:00

zhannawk [14.2K]4 years ago

5 0

D) Mechanical waves always require a medium, while electromagnetic waves do not and can thus travel through open space.