sciece electricity
... Electricity is something that we use daily. ... Duit (1985) defines electricity as,? ... 26) Electricity is a mysterious incomprehensible entity, which is invisible at the same time. ... In Key Stage 2 Science when studying electricity, students will examine at simple circuits, and should learn how to; (1) to complete a simple circuit, including a batter or power supply, is needed to make electrical devices work; (2) how switches can be used to control electrical devices; (3) ways of varying the current to make bulbs brighter or dimmer; and (4) how to represent series circuits by drawings and diagrams, and how to construct series circuits on the basis of drawings and diagrams.