Standard Science Primary 6 Energy

What is the main energy conversion that takes place when an electric iron is used?

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

Worked Solution

Step 1: The iron is plugged into a socket (Electrical energy source). Step [2-9]: The purpose of an iron is to become hot to remove wrinkles. Step [2-9]: Therefore, electrical energy is converted to heat energy.

Correct answer: Electrical energy → Heat energy

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