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How to make LightBulb. By: Shoeng Shoeng Class Room: G3Y Email: zhuangcheng2@gmail.com. Introduction. In this PowerPoint, you will know how to made lightbulb , who invented it and how many kind ? Watch to find out!!!!!. How to make Lightbulb ???!!.
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How to make LightBulb By: ShoengShoeng Class Room: G3Y Email: zhuangcheng2@gmail.com
Introduction In this PowerPoint, you will know how to made lightbulb, who invented it and how many kind? Watch to find out!!!!!
How to make Lightbulb???!! I will tell you how to make lightbulb in steps. Read the next slide!!
What do we need??? • Glass jar • Fitted cork stopper • 1 inch (2.54 cm) nail • 3 feet (0.9144 m) shielded copper wire • Iron wire • 6-volt battery • Wire cutter
Step 1,Step2 And Step 3 Step 1: Cut the copper wire. You need 2 strands about 1.5 feet long. Step 2 :Remove 1 inchof shielding from the ends of both strands. The shielding is the plastic wish cover the wire. Step 3 : Use the nail to pierce into the cork.
Step4, Step5 and step 6 Step 4 : Hold the 2 copper strands parallel to each other in the air. Step 5 : Place one end of each strand 2 inchesinside the two holes drilled into the cork. Step 6 : Bend the end of the two strands inside the cork into a hook shape. The hook of the stand should curve the same way!!!
Step 7,Step 8, Step 9 Step 7 : Cut the iron wire into 2 inch (3.81 cm to 5.08 cm) strips. Make 5 strips. Step 8 : Twist the 5 iron wire strips together with your fingers. Step 9 : Place the twisted iron wire onto the copper hooks, making sure it touches both copper strands!
Step 10 and 11 and 12 Step 10 : Place the twisted iron wire onto the copper hooks, making sure it touches both copper strands. You was almost done!!! Step 11 : Take 1 strand of the copper wire not in the glass jar and wrap the end around 1 end of the battery. Repeat this for the other strand of copper wire and the other end of the battery. Step 12 : You are now finish!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
Picture This is what we have done!
Who Invented Lightbulb? The answer is THOMAS EDISON.
Kinds of Lightbulbs There were : INCANDESCENT FLUORESCENT HIGH-INTENSITY DISCHARGE LED
Video Hi here are some video. Check it out!!!"How to make light bulb VDO"
The End • Thank for watching my presentation!!!!!