Signposts: Lessons on Physics
How electric motors work
All the instructions you need to build a motor of novel design and then some suggestions for further work.
These pages are from schools online.
This is a report on Electromagnets by Wheatley Park School.
How do we know what the speed of light is? this online lesson tells you all about this. As we shall soon see, attempts to measure the speed of light played an important part in the development of the theory of special relativity, and, indeed, the speed of light is central to the theory.
