By 1949 Americans who lived within the range of a television stations in the country could watch TV, vastly changing the way that humans communicated with each other. What type of electromagnetic wave

By 1949 Americans who lived within the range of a television stations in the country could watch TV, vastly changing the way that humans communicated with each other. What type of electromagnetic wave made TV technology possible?

A) microwaves

B) radio waves

C) seismic waves

D) infrared waves

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By 1949 Americans who lived within the range of a television stations in the country could watch TV, vastly changing the way that humans communicated with each other. What type …

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