Energy: New How to build a windmill and how it works?

Question by E P: How to build a windmill and how it works?
My friend and I have a science project for school and we want to construct a model showing the diverse processes to generate energy in a windmill. It shouldn't truly be that large. Also, we had been searching up the process and it fundamentally says that the wind turns the blade which is connected to some sort of drive shaft which goes to an electric generator. So, we had been sort of confused on what an a drive shaft and electric

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