Which of the following pairs is part of the electromagnetic spectrum?
I. Radio waves
II. sound waves
III. Gamma rays
IV. water waves
a
I and II
b
III and IV
c
I and III
d
II and IV
Explanation
Correct Option
cVideo Explanation
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Discussions (2)
Toclay
5 years ago
Take note that there is difference between sound and radio,so please,when we are talking about electromagnetic radition,sound wave does not exist instead u say radio wave.
