PH-1623
Electromagnetic spectrum
Physics · Secondary 4 · Medium · Electromagnetic spectrum
Which statement correctly compares the wavelength of radio waves and X‑rays in the electromagnetic spectrum?
- Radio waves and X‑rays have the same wavelength in vacuum.
- Radio waves have a much shorter wavelength than X‑rays.
- Radio waves have a much longer wavelength than X‑rays.
- Radio waves have a slightly shorter wavelength than X‑rays.
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