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3. What is the difference between radio waves and microwaves?


Sagot :

Explanation:

Radio waves have wavelengths of 1 m up. The frequency at 1 m is 300 MHz. Microwaves have wavelengths of 1 mm (millimeter) to 1 m. The frequency at 1 mm is 300 GHz.

Explanation:

Radio waves can travel in to all directions

While microwaves can only travel in a straight line