Standard Science Primary 4 Energy

When Alexa holds an ice cube in her hand, her hand feels cold. This is because __________.

A her hand is losing mass to the ice
B coldness travels from the ice to her hand
C heat travels from her hand to the ice
D ice is a good conductor of cold
Show Worked Solution

Worked Solution

Step 1: Heat always flows from a region of higher temperature to lower temperature. Step 2: Alexa's hand (37°C) is warmer than the ice (0°C). Step 3: Her hand loses heat to the ice, making her hand feel cold.

Correct answer: heat travels from her hand to the ice

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