WONDER #1392: How Does a Phone Work?
Question 1 of 3
At their most basic, cell phones are just extremely sophisticated what?
- televisions
- telegraphs
- land lines
- radios
Question 2 of 3
Who was the first person to patent the telephone?
- Alexander Graham Bell
- Telly Phone
- Isaac Newton
- Abraham Lincoln
Question 3 of 3
Land lines, at their most basic, require all of the following components except which one?
- switch
- speaker
- microphone
- microprocessor
Check your answers online at https://wonderopolis.org/index.php/wonder/how-does-a-phone-work.