Find out how to draw circuit diagrams and learn some electrical symbols including buzzer, battery, wire and bulb with this 2nd level Science guide.

FIGURE 1: This electrical schematic diagram shows the cooler’s single-phase, R-134a capacitor start/capacitor run (CSCR) refrigeration compressor motor, and starting relay circuit section. July 6, ...

This article investigates the conditions under which diagrammatic representations support collaborative argumentation-based learning in a computer environment. Thirty dyads of 15-to 18-year-old ...