Advanced Science Primary 6 Energy

A solar-powered garden light turns on automatically at night. What is the energy conversion that happens during the day?

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

Step 1: During the day, solar panels capture light energy. Step [2-9]: This is converted to electrical energy. Step [2-9]: The electrical energy is stored in a battery as chemical potential energy for later use.

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

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