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- 1. Multiple Choice
We can call friends and family by phone just about anywhere and anytime thanks to ______________________
Thomas Edison
Alexander Graham Bell
Karl Benz
- 2. Multiple Choice
Bell taught deaf people, this work got him interested in how vibrations in the air make sounds.
true
false
- 3. Multiple Choice
Alexander Graham Bell built what he called the harmonic telegraph.
true
false
- 4. Multiple Choice
Alexander Graham Bell also found that a steady electric current could carry the human voice.
true
false
- 5. Multiple Choice
__________________________ invented caller ID ( when you know when your best friend is calling) and call-waiting (when you no longer miss the call if you are already on the phone).
Thomas Edison
Shirley Jackson
Henry Ford
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