Standard Science Primary 6 Energy

Siti uses an electric kettle to boil water. Which of the following shows the main energy conversion taking place?

A Electrical energy -> Light energy + Sound energy
B Electrical energy -> Heat energy
C Electrical energy -> Kinetic energy -> Heat energy
D Chemical potential energy -> Electrical energy -> Heat energy
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Worked Solution

Step 1: Identify the source (electricity).Step 2: Identify the main useful output (heat to boil water).Step 3: Final \1 Electrical energy -> Heat energy.

Correct answer: Electrical energy -> Heat energy

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