14 December, 10:36
Which of the following can travel through empty space?
A. Electromagnetic waves
B. Sound waves
C. Mechanical Waves
D. Longitudinal Waves
14 December, 11:09
Electromagnetic waves do not need any medium, they can travel in empty space (vacuum). The other wave types need a medium or material.
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» Which of the following can travel through empty space? A. Electromagnetic waves B. Sound waves C. Mechanical Waves D. Longitudinal Waves