Încercări
20
Corect
0
Incorect
0
What is the name of the inventor?
In which year did Thomas Edison invent the phonograph?
What was unique about the phonograph compared to previous machines?
What nursery rhyme did Edison recite during an early test of the phonograph?
What physical phenomenon did Edison notice that led him to believe sound could be recorded and recreated?
Who did Edison ask to physically build the first model of the machine?
What are the steps required to start the recording process ?
What modern device do people use today to achieve the exact same purpose as Edison's phonograph?
What shape of records became more popular than cylinders later on?
