adlmybaby6 adlmybaby6

27-10-2020
Physics

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Which two options are reasons that electromagnetic waves can be used effectively in communication devices?

A. The speed at which they carry information can be varied.
B. They require no wires to carry information
C. Any type of electromagnetic wave can be used for communication.
D. They can travel through either air or other types of matter.

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aakriti7557 aakriti7557

27-10-2020

Answer:

they require no wires to carry information.

they can travel through either air or other types of matter

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amezquitadayanna9 amezquitadayanna9

04-01-2021

Answer:

B and D

Explanation:

Did the quiz

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