Thomas Edison Video and Quiz

What was Thomas Edison's greatest invention according to the text?

• The phonograph

• The quadruplex telegraph

• The light bulb

• Menlo Park laboratory

In what year did Edison open his new lab in Menlo Park?

• 1880

• 1876

• 1874

• 1847

What job did Edison get that introduced him to telegraph technology?

• A machinist

• A school teacher

• A telegraph operator

• A butcher boy

What was Edison's first known invention?

• The light bulb

• A button repeater

• The phonograph

• The quadruplex telegraph

What material did Edison eventually use for the light bulb filament that lasted over 1200 hours?

• Platinum

• Bamboo

• Paper

• Metal

Who taught Edison Morse code?

• Alexander Graham Bell

• The boy's father he saved

• His mother

• Charles Williams Jr.

What was Edison's role on the railroad?

• Engineer

• Telegraph operator

• Conductor

• Butcher boy

What did Edison create that allowed four messages to be sent on a single line?

• The phonograph

• The button repeater

• The light bulb

• The quadruplex telegraph

What was a major challenge in commercializing the light bulb?

• Keeping them lit and affordable

• Designing the bulb's shape

• Creating a vacuum inside the bulb

• Finding a suitable filament

What did Edison's Menlo Park laboratory primarily focus on?

• Manufacturing telegraphs

• Fleshing out Edison's ideas

• Teaching Morse code

• Developing railway technology