Page 24 - E-Science Prim.6 2024-2025 U1 Con.2,3_Handy
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Concept 1.3: Energy as a System
The electric circuit is the closed path of the electric current.
? It is composed of many components work as 1 system:
Battery, Lamp, Connecting wires, Switch (key)
Examples of electric circuits
Electrical poles support the electric wires between cities and
wires inside walls.
Power Power Houses
plant lines
? Power plant is the energy source has generators push the electricity.
? Electricity travel along power lines into all devices in buildings.
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First Term
