HomeHelpContact usBack

Modules Open College - e-Learning Content Library
Chemicals cycle
This interactive model demonstrates water cycle and circulation of three chemical elements (carbon, nitrogen and phosphorus) that are the most important for vital activity. A choice of the compound is carried by group of switches. Animation is initiated by the "Start" button, the "Stop" button interrupts the model while the "Reset" button returns it into initial state.
© OpenTeach Software, 2007