Innovations in Light The Journey of Edison's Electric Bulb

The video discusses the nature of inventions, highlighting that they often don't work initially. It uses the light bulb as an example, explaining how Edison and Latimer developed a working filament by experimenting with various materials. The process involved creating a vacuum to prevent the filament from burning. Despite initial failures, their collaboration led to success, illustrating how one invention can lead to another.

What analogy is used to describe the initial challenges of inventions?

• Fishing hooks

• Birds flying

• Puzzle pieces

• Building blocks

What natural phenomenon helped people realize they could get light from electricity?

• Earthquakes

• Tornadoes

• Rainbows

• Lightning

What was Edison's idea to control the sparks generated by electricity?

• Burying them underground

• Covering them with water

• Containing them in a glass bulb

• Using a metal cage

How many materials did Edison reportedly test for his filaments?

• 300

• 500

• 100

• 50

Who collaborated with Edison to develop a successful filament?

• James Watt

• Alexander Bell

• Louis Latimer

• Nikola Tesla

What material was used for the successful filament in Edison's bulb?

• Copper wire

• Plastic

• Baked cotton fiber

• Glass

What process was used to prevent the filament from burning up?

• Coating with oil

• Wrapping in foil

• Creating a vacuum

• Cooling with water

What was a limitation of Edison's initial invention?

• It wasn't perfect and needed improvements

• It was too small

• It was too bright

• It was too expensive

What is a common characteristic of inventions according to the video?

• They are always created by a single person

• They are always perfect from the start

• They never need improvements

• One invention often leads to another