Complete the statement, "Electromagnetic waves _________"
A. always travels at the same speed
B. need a medium to travel through
C. can travel through a vacuum
D. cannot travel through the vacuum of outer space
correct answer po sana
A. always travels at the same speed
B. need a medium to travel through
C. can travel through a vacuum
D. cannot travel through the vacuum of outer space
correct answer po sana
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Answer:
C.
Explanation:
electromagnetic waves can travel not only through air and solid materials, but also through the vacuum of space.