The Carnot cycle is described, illustrated and explained. The Carnot efficiency equation is given and interactive JavaScript form allows the visitor to investigate the effect of the reservoir temperature and the sink temperature upon the...

In this well-developed lesson plan, students will develop a model of a wind turbine and present their models to the group. The students will further construct an explanation of the design to support that energy is transferred and...

A collection of resources on how humans use machines and tools to meet their needs. Covers simple and complex machines, subsystems that transfer forces, mechanical advantage, speed ratio, the effect of friction, efficiency, the science...