This is called an 'open' circuit, because the loop from one battery terminal to the other is no longer closed. In this picture, a 10 cent coin is acting as a switch to 'close' the circuit so that ...

Neuroscientists have just reached an important milestone, publicly releasing the first installment out of 500 terabytes of data so far collected in their pathbreaking project to construct the ...

Save guides, add subjects and pick up where you left off with your BBC account. We use circuit symbols to draw diagrams of electrical circuits, with straight lines to show the wires. The diagram ...

Two lamps connected in series with an open switch and a cell The circuit diagram shows a circuit with two lamps connected in series. If one lamp breaks, the other lamp will not light. The current ...