O-LevelPhysicsLight5054/12 · Oct/Nov 2018 · Q261 Mark
Which statement about radio waves is correct?
ARadio waves are sound waves.
BRadio waves are used to kill cancerous cells.
CRadio waves are used in television communications.
DRadio waves have frequencies higher than those of visible light.
✓ Correct answer
C: Radio waves are used in television communications.
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