Alexander Graham Bell — Questions and answers
What were the first words Alexander Graham Bell spoke into the telephone that Thomas A. Watson clearly heard?
Answer: "Mr. Watson, come here, I want to see you."
What system did Alexander Graham Bell's father, Melville Bell, develop?
Answer: Visible Speech
What was Alexander Graham Bell trying to invent by sending multiple messages over one wire using musical notes?
Answer: A faster telegraph system called the 'harmonic telegraph'
What did Alexander Graham Bell realize was the key difference between telegraphy and human speech?
Answer: Telegraphy uses on-off pulses, speech uses continuous, undulating waves.
Who was Bell's main competitor in the race to patent the telephone?
Answer: Elisha Gray
Who was the Emperor of Brazil who exclaimed, 'My God, it talks!' when he first heard the telephone?
Answer: Dom Pedro II
What was the main reason for the hundreds of lawsuits filed against Alexander Graham Bell?
Answer: Competitors claimed prior invention or patent infringement.
Besides the telephone, what other areas did Alexander Graham Bell continue to innovate in?
Answer: Photophone and aviation research