Foundation Science Primary 6 Energy

Which energy conversion takes place when a battery-operated toy fan is switched on?

A Chemical potential energy → Electrical energy → Kinetic energy
B Electrical energy → Chemical potential energy → Kinetic energy
C Kinetic energy → Electrical energy → Sound energy
D Chemical potential energy → Kinetic energy → Heat energy
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Worked Solution

Step 1: Identify the power source (battery = chemical potential energy). Step [2-9]: Identify the circuit function (converts chemical to electrical energy). Step [2-9]: Identify the output (moving blades = kinetic energy).

Correct answer: Chemical potential energy → Electrical energy → Kinetic energy

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