Energy Resources
Physics: Cambridge International GCSE Supplement, topic 1.11.1
Energy Resources
An energy resource is used to generate electricity and other useful forms of energy.
Energy resource rotates a turbine
- First, an energy resource is used to rotate a turbine.
Rotates a coil of wire
- The rotating turbine rotates a coil of wire in a magnetic field (a generator).
Electricity as an energy carrier
- An electric current is induced (or produced) in the coil of wire.
- Transmission cables allow this electrical energy to be transferred to homes and businesses.
Test yourself on Energy Resources
Which sequence shows how an energy resource is used to generate electricity?
Which energy store and pathway is usually involved in an electrical generator?
Generating and Transferring Energy