For electricity to flow, everything needs to be connected in a big ring. It’s called a circuit. For example, the lights in most houses and flats are part of a circuit controlled by the consumer unit, ...
Educational Technology Magazine is the world's leading periodical publication covering the entire field of educational technology, an area pioneered by the magazine's editors in the early 1960s. Read ...
A circuit is a closed loop containing various components. Electrical current flows around the circuit. Scientists use symbols to represent the different components in a circuit. Symbols are simplified ...
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