Standard Science Primary 4 Energy

The table shows the temperature of water in a beaker being heated. What is the most likely temperature at the 12th minute?

A 90°C
B 100°C
C 95°C
D 105°C
Show Worked Solution

Worked Solution

Step 1: Observe the trend. Temperature increases until it reaches 100°C. Step 2: 100°C is the boiling point of pure water. Step 3: During boiling, the temperature remains constant at 100°C even as heating continues.

Correct answer: 100°C

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