Thomas Edison

Who is credited with inventing the first ever Light Bulb?

• Warren De La Rue

• Sir Joseph Wilson Swan

• Sir Humphry Davy

• Thomas Edison

Before the invention of the light bulb, what was commonly used in households for light?

• Gas lights

• Electric lamps

• Candles

• Oil lamps

What major hurdle did Edison face in making his light bulb invention viable?

• Creating a durable glass enclosure

• Designing a switch for the light bulb

• Making the bulb glow bright and long enough without overheating

• Finding a sustainable energy source

Which filament material was the winner for Edison's light bulb?

• Metal

• Copper

• Platinum

• Carbon

How long did the filament burn during Edison's first successful test?

• 1 hour

• 48 hours

• 13 and a half hours

• 24 hours

What was the first public building in the world to be entirely lit by electricity?

• The Eiffel Tower

• The White House

• The Savoy Theater

• Buckingham Palace

How many different materials did Edison try to find the perfect filament for his light bulb?

• 4700

• 200

• 300

• 1000

Which of the following was NOT an invention by Thomas Edison?

• Electric Battery

• Telephone

• Voting Machine

• Movie Camera

Who created the first Electric Arc Lamp?

• Warren De La Rue

• Sir Humphry Davy

• Sir Joseph Wilson Swan

• Thomas Edison

What is the latest evolution in light bulb production mentioned?

• Incandescent bulbs

• Fluorescent bulbs

• LEDs

• Halogen bulbs