couse they go faster tham 5 blades
The kinetic energy of the air molecules in the 'wind' is transferred to the blades of the windmill as kinetic energy of the moving blades of the windmill.
acute
not if the windmill has the same surface area
Windmills only have 3 blades because if there were 4 or 2 it would not spin!!! I HATE MATH!!!!! Windmills do have more blades sometimes, I've seen plenty.
four
Answer: I googled this question and the answer is: 3. Commonly. Not always, but 3 is the amount you mostly see.
130 feet long and 4 blades
1:turn the windmill blades clockwise
The main objective of the blades is the conversion of wind energy into kinetic energy.
A wind machine with blades is so called a wind turbine, or a windmill.
you can use wood or fiberglass
To secure a good air flow (or wind) to turn the blades of the windmill.