Standard Science Primary 4 Energy

A metal spoon and a plastic spoon were placed in a bowl of hot soup. After 5 minutes, the metal spoon felt much hotter than the plastic spoon. Why?

A Plastic loses heat faster than metal.
B The metal spoon absorbed more soup.
C Metal is a better conductor of heat than plastic.
D Metal reflects heat better than plastic.
Show Worked Solution

Worked Solution

Step 1: Metal is a good conductor of heat. Step 2: Heat from the soup travels through the metal spoon to the handle quickly. Step 3: Plastic is a poor conductor, so heat travels through it slowly.

Correct answer: Metal is a better conductor of heat than plastic.

Want more questions like this? Superholic Lab has 10,000+ MOE-aligned questions with full worked solutions.

Start Free Trial — 7 Days Free