Question

Daniel is writing a research paper on the topic of communications systems in the twentieth century. Read what he already knows and what he wants to know:
What I Know: Cellphones, radio, television, and computers were all inventions that came into use in the twentieth century.

What I Want to Know: Which inventions have the most impact on our communications today?

Daniel then conducted research. Which of his researched facts answer his “What I Want to Know” question? Select all that apply.


(1) Alexander Graham Bell invented the telephone in 1876.


(2)The telephone was the precursor to the cellphone.


(3) Cellphones and other digital devices keep us continually connected to the Internet.



(4) Nearly 75 percent of homes in the U.S. have Internet access on their computers.



(5) Radio was highly popular from 1920 to 1950.


(6) Almost 80 percent of households in the U.S. have computers.



(7) 91 percent of adults in the U.S. use cellphones.

Answer 1

Daniel is writing a research paper on the topic of communications systems so he Wants to Know what have the most impact on our communications today is the 1, 5.

Was the radio invented withinside the twentieth century?

The first realistic radio transmitters and receivers had been evolved around 1895–1896 through Italian Guglielmo Marconi, and radio commenced for use commercially around 1900.

The invention of the cellphone supplied an essential tool for facilitating human communication. No longer did humans want to be co-placed beside every different which will converse. By using the cellphone, humans may want to have similarly significant conversations at a distance, all of the even as retaining reciprocity.

Read more about radio:

brainly.com/question/69373

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