Standard Science Primary 6 Energy

Identify the main energy conversion when a gas stove is used to boil water.

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

Step 1: Gas is a fuel storing chemical potential energy. Step [2-9]: Burning (combustion) releases this energy. Step [2-9]: Useful energy is heat; light is also produced.

Correct answer: Chemical potential energy → Heat energy + Light energy

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