| A wide variety of fun science fair projects can be | | | | your windmill to light an LED or lift a small weight. Model |
| done with wind power. Making a windmill is a great | | | | windmills can even be used to charge batteries! |
| way to discover how this energy source works. | | | | Does the orientation of the windmill's axis make a |
| Windmill science fair projects can focus on studying | | | | difference in terms of electricity generation? You can |
| the effects of a particular part of a wind turbine. | | | | explore this issue by comparing the performance of |
| For instance, how does the material of which the | | | | windmills with horizontal axes to that of windmills with |
| blades of a windmill are made affect the windmill's | | | | vertical axes. |
| effectiveness in generating power? What about the | | | | To become adept at putting together outstanding |
| angle at which the blades are oriented? What about | | | | windmill science fair projects, consider learning about |
| the length and width of each individual blade? How | | | | Ohm's Law: I = V/R, which expresses the relationship |
| many blades is it best to have? Is more always better, | | | | between current (I), potential difference (V), and |
| or is there some golden mean? | | | | resistance (R). If you are ever putting together electric |
| Your project could also explore how the speed of the | | | | circuits of your own, knowing this formula will help you |
| wind affects the amount of electricity a windmill can | | | | make most of the necessary computations. |
| generate. Science experiments of this sort are easy to | | | | Another possibility is to get creative with the basic |
| run. Get an electric fan that can be turned to a variety | | | | structure of your windmill - for instance including |
| of speed settings. The fan will serve as your wind. | | | | multiple motors and rotors and seeing if this affects |
| Then you can observe the effects of wind speed on | | | | the amount of electricity your windmill can generate. |
| the windmill's energy creation in a controlled setting. | | | | You can have endless varieties of fun with windmill |
| Windmill science fair projects could also focus on | | | | science fair projects. Pick the idea that seems most |
| getting the windmill to perform certain functions - | | | | exciting to you and take it as far as you can. In the |
| whose level of intricacy will depend on the degree of | | | | process, you will produce a great project that you will |
| challenge you seek from the project. You can get | | | | be proud of for a lifetime. |