Primary 4 Science — Energy Practice | Standard

Standard Science Primary 4 Energy

When an ice cube is held in a person's hand, the hand feels cold. This is because __________.

A the hand is losing coldness

B coldness from the ice enters the hand

C heat from the hand is lost to the ice

D the hand is gaining coldness

Show Worked Solution

Worked Solution

Step 1: The hand is at roughly 37°C; ice is at 0°C. Step 2: Heat flows from the warmer hand to the colder ice. Step 3: The loss of heat energy makes the hand feel the sensation of cold.

Correct answer: heat from the hand is lost to the ice

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