Science 4-5 – solpass, Forces . a force is any push or pull that causes an object to move, stop, or change speed or direction.; the greater the force, the greater the change in motion will be. the more massive an object, the less effect a given force will have on the object..
Electricity – wikipedia, Electricity would remain little more than an intellectual curiosity for millennia until 1600, when the english scientist william gilbert made a careful study of electricity and magnetism, distinguishing the lodestone effect from static electricity produced by rubbing amber..
History electromagnetic theory – wikipedia, Ancient and classical history. the knowledge of static electricity dates back to the earliest civilizations, but for millennia it remained merely an interesting and mystifying phenomenon, without a theory to explain its behavior and often confused with magnetism..
The physics classroom, The physics classroom tutorial. set instructional pages written easy–understand language complemented graphics check understanding sections..
Kids love 2learn.ca resources, Energy environment – electricity? learn ways generate electrical energy. test ..
Static electricity – physics, Static electricity: problem set overview set 33 problems targets ability determine circuit quantities quantity charge, separation distance charges, electric force, electric field strength, resultant forces field strengths verbal descriptions diagrams physical situations pertaining .