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mik1104 mik1104
wrote...
Posts: 327
6 years ago
The main difference between a radio wave and a sound wave is
A) frequency.
B) wavelength.
C) energy.
D) amplitude.
E) basic nature.
Read 67 times
2 Replies

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wrote...
6 years ago
 E
mik1104 Author
wrote...
6 years ago
Thank you, thank you, thank you!
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