History of Communication Inventions Flashcard

Front

What invention is considered the foundation of modern electronic entertainment?

Back

The radio

Front

Who is credited with inventing the telegraph?

Back

Samuel Morse

Front

What was the first telegraphed message in history?

Back

What hath God wrought

Front

How did the telegraph change communication time?

Back

From weeks to minutes

Front

What was the distance of the first telegraph transmission?

Back

30 miles

Front

Which radio frequency type provides better audio quality but has a shorter range?

Back

FM (Frequency Modulation)

Front

What is the term for unwanted noise or interference in radio transmission?

Back

Static

Front

What modern technology still uses radio wave principles?

Back

WiFi

Front

What was the first transatlantic radio signal transmitted? Options: Letter "A", Letter "S", Letter "O", Letter "M"

Back

Letter "S"

Front

Which of these is the correct Morse code for "SOS"? Options: •••---•••, ---•••---, ••••••••, ---------

Back

•••---•••