Advanced Science Primary 6 Energy

According to the Principle of Conservation of Energy, which statement is true?

A Energy disappears when heat is lost to the surroundings.
B Energy can be destroyed when a light is turned off.
C Energy can be created by a battery.
D Energy can only be converted from one form to another.
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Worked Solution

Step 1: The law states energy cannot be created or destroyed. Step 2: It can only change from one form to another. Step 3: Total energy in a closed system remains constant.

Correct answer: Energy can only be converted from one form to another.

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