Standard Science Primary 4 Energy

Siti heated a beaker of water. Based on the thermometer shown below, what is the temperature of the water?

A 74°C
B 72°C
C 78°C
D 75°C
Show Worked Solution

Worked Solution

Step 1: Observe the meniscus of the liquid in the thermometer. Step 2: Identify the scale intervals (10 units divided by 5 markings = 2 degrees per mark). Step 3: The reading is exactly between 70 and 80. Step 4: Final Answer: 75°C.

Correct answer: 75°C

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