結果 : what material is light bulb made from
3:13

The Invention of the Light Bulb | Twig Science

Twig Science Reporter
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4:17

How Do Light Bulbs Work? | Earth Science

BBC Earth Science
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3:25

What's inside a light bulb?

TheTechCrypt
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7:24

Mechanism of manufacturing of light bulb

Universe Knowledge
9 回視聴 - 2 週間前
18:56

Why The First Computers Were Made Out Of Light Bulbs

Veritasium
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1:44

Alloy LED - How LED's Are Made

Alloy LED
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1:03

Graphene light bulb made of 'wonder material' - BBC News

BBC News
47,862 回視聴 - 9 年前

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17:59

Re-Inventing The Carbon Lightbulb

NightHawkInLight
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6:16

Philippines: Plastic Bottles go Solar | Global 3000

DW News
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5:25

Invention Of BULB | The Dr. Binocs Show | Best Learning Video for Kids | Preschool Learning

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1:24

Scientists Develop World's Smallest Light Bulb

The Wall Street Journal
14,184 回視聴 - 9 年前
3:58

How to make a light bulb Science Project

MooMooMath and Science
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3:57

How Light Bulb Works Animation Video | Electric Bulb | Physics mee

Physics mee
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0:24

Light Bulb Filament Without glass | Science experiment

Experiment 201
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5:27

How to make a light bulb Experiment (homemade light bulb)

Kids Fun Science (Kids Fun Science)
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10:29

LAMP SHADE MADE FROM RECYCLE MATERIALS

Civonivirt
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0:59

What is an LED and how does it work #technology #electronics #engineering #led

The Engineering Mindset
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18:53

Who Invented The Light Bulb?

CNBC
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2:04

35 Awesome DIY Lamp Ideas - Recycled Crafts Ideas

Mary Tardito
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6:56

How are magnets made?

Mystery Science
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