Advanced Science Primary 4 Energy

Study the setup below. If Beaker A has 100ml of water at 80°C and Beaker B has 500ml of water at 80°C, which beaker has more heat energy?

A Heat energy depends on the room temperature.
B Both have the same amount.
C Beaker A
D Beaker B
Show Worked Solution

Worked Solution

Step 1: Heat energy depends on both temperature and volume/mass. Step 2: Since both are at 80°C, the one with more water (Beaker B) has more heat energy.

Correct answer: Beaker B

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