Basics of Electricity

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Electricity

GCSE Recap

Here we will recap the fundamental terms and definitions of GCSE:

Current is the rate of flow of charge

Basics of Electricity, figure 1

Potential difference is the work done per unit charge

Basics of Electricity, figure 2

Resistance is a measure of how easily a unit charge can flow. The higher the resistance, the harder the flow of electrons.

Basics of Electricity, figure 3

You should already be comfortable with the definitions and using the equations. As such let’s move swiftly on into the next learning episode…