Thomas Edison — Questions and answers

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What did Thomas Edison unveil on December 31, 1879, at his laboratory?

Choices

  1. A) A new type of gaslight
  2. B) The world's first practical, long-lasting incandescent light bulb ✓
  3. C) A giant mirror to reflect moonlight
  4. D) A machine that made shadows

Answer: B) The world's first practical, long-lasting incandescent light bulb

From page 1

What happened to Thomas Edison in his early teens that made him focus more inward?

Choices

  1. A) He got a new pet dog.
  2. B) He moved to a new city.
  3. C) He experienced profound hearing loss. ✓
  4. D) He started formal schooling.

Answer: C) He experienced profound hearing loss.

From page 2

What revolutionary device did Thomas Edison develop that allowed four messages to be sent at once?

Choices

  1. A) The telephone
  2. B) The Quadruplex telegraph ✓
  3. C) The phonograph
  4. D) The electric light bulb

Answer: B) The Quadruplex telegraph

From page 3

What was the first thing Thomas Edison spoke into the phonograph to test it?

Choices

  1. A) "Hello, world!"
  2. B) A famous speech
  3. C) "Mary Had a Little Lamb" ✓
  4. D) A secret code

Answer: C) "Mary Had a Little Lamb"

From page 4

What did the Menlo Park laboratory become known as because it produced many ideas and patents?

Choices

  1. A) A toy factory
  2. B) An 'invention factory' ✓
  3. C) A shoe store
  4. D) A cookie bakery

Answer: B) An 'invention factory'

From page 5

What material did Edison's team discover that worked as a durable filament for the light bulb?

Choices

  1. A) A piece of gold wire
  2. B) A shiny diamond
  3. C) A carbonized cotton sewing thread ✓
  4. D) A feather from a bird

Answer: C) A carbonized cotton sewing thread

From page 7

What two types of electric current were part of the 'War of the Currents' rivalry?

Choices

  1. A) Water current and wind current
  2. B) Direct Current (DC) and Alternating Current (AC) ✓
  3. C) Light current and sound current
  4. D) Hot current and cold current

Answer: B) Direct Current (DC) and Alternating Current (AC)

From page 9

Besides his many inventions, what else did Thomas Edison revolutionize?

Choices

  1. A) The way people baked bread
  2. B) The process of innovation and research itself ✓
  3. C) How clothes were made
  4. D) The rules of board games

Answer: B) The process of innovation and research itself

From page 10