Question
_______ waves require a medium to travel through; _______ waves do not require a medium to travel through.
A.
Vacuum; sound
B.
Radio; earthquake
C.
Electromagnetic; mechanical
D.
Mechanical; electromagnetic
A.
Vacuum; sound
B.
Radio; earthquake
C.
Electromagnetic; mechanical
D.
Mechanical; electromagnetic
Answers
Answered by
GPT 3.5
D. Mechanical; electromagnetic
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