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The Electromagnetic Spectrum (GCSE) — the science hive
What is an antenna? | About Antenna | Innovation | HARADA
10 Radio Waves Examples in Real Life – StudiousGuy
Radio Waves Used for communications Energy: Low energy Wavelength: a few cm to a few km Frequency: 10 2 Hz to 10 8 Hz Dangerousness: Not dangerous. - ppt download
Radio wave | Examples, Uses, Facts, & Range | Britannica
Radio Waves and Microwaves
1.7] Application of electromagnetic waves - YouTube