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Do You See the Light?
What do you know about this invention?
#1 Who invented the first light bulb?
#2 How long does an average incandescent light bulb last before you need to replace it?
#3 In which U.S. state was the first light bulb showcased to the public?
2 words, 7 letters. There are 2 alternate answers.
#4 There is air inside a light bulb.
#5 What is the filament's function in a light bulb?
It is the piece of metal that gets so hot that it glows.
It carries the electricity to the light bulb.
It is the outside of the light bulb.
It stops the bulb from blowing up.
#6 Fluorescent light bulbs contain mercury.
#7 Which type of gas is most often used inside of a light bulb?
#8 What are LED light bulbs mostly used for?
#9 When in use, what is the average temperature of the filament?
3,600 degrees Fahrenheit
4,000 degrees Fahrenheit
500 degrees Fahrenheit
7,000 degrees Fahrenheit
#10 What is the main problem when using a halogen light bulb?
They produce a lot of heat.
They are very expensive.
They use a lot of energy.
They are hard to find.
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