Standard Science Primary 6 Energy

Siti uses a solar-powered garden light. During the day, the light stays off and charges. At night, it turns on automatically. Which energy conversion takes place during the day?

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

Step 1: The solar panel captures light energy. Step [2-9]: It converts light into electrical energy. Step [2-9]: The electrical energy is stored in the rechargeable battery as chemical potential energy.

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

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