This video talk about of the people that use the lightbulb in our house. Almost everybody use the lightbulb. There are quimical or mechanical energy.There are many plants of energy in the world.The wind also is generated by the wind, wateer, etc.
This video talk about of the people that use the lightbulb in our house. Almost everybody use the lightbulb. There are quimical or mechanical energy.There are many plants of energy in the world.The wind also is generated by the wind, wateer, etc.
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