Roaring 20's - The Radio Questions

Who is often credited with the invention of radio?

• Nikola Tesla

• Guglielmo Marconi

• Michael Faraday

• Joseph Henry

In what year did Guglielmo Marconi send the first transatlantic radio message?

• 1909

• 1895

• 1901

• 1890

What was Nikola Tesla's main interest in his radio wave experiments?

• Remote control vehicles

• Wireless communication

• Wireless power

• Creating light

What discovery did Hans Christian Oersted make that contributed to the development of radio?

• An electric current creates a magnetic field

• Radio waves

• Electromagnetic induction

• Moving magnets can make currents move

What did Joseph Henry discover about lightning?

• It can generate radio waves

• It is a form of electromagnetic induction

• It can move a compass needle from 13 kilometers away

• It can be used to power cities

What did Tesla use to create changing magnetic fields in his experiments?

• Alternating current through a coil of wire

• Static electricity

• Direct current through a metal rod

• Natural magnetic fields

What year did Marconi use his 'wireless telegraph' to send a message across the Atlantic Ocean?

• 1895

• 1901

• 1909

• 1889

What prevented Nikola Tesla from getting credit for inventing radios as a way of communicating?

• Marconi's patents

• Lack of interest

• Government intervention

• A fire in his laboratory

Who did Guglielmo Marconi share the Nobel Prize in Physics with in 1909?

• Nikola Tesla

• His partner

• Michael Faraday

• No one