Loading…
GCSE Design and Technology · key term
An electrochemical unit that transfers stored chemical energy into electrical energy.
Used by Edexcel
Specification 1.3.2 · Paper 1
Revise: Powering SystemsAn electrical system needs a supply of electrical energy to operate its components, such as lights, motors or electronic controls. That supply might come from a battery inside the product, solar cells, a wind generator or a mains connection.
Distinguish generation from storage: solar cells and wind turbines generate electricity; a rechargeable battery stores energy for later use.
Solar photovoltaic cells convert light directly into electricity. They do not need a turbine or generator.
Create a free account to keep every note you open and track your progress.
