Vanshika's answer to Benjamin Chew's Primary 6 Science question.

done {{ upvoteCount }} Upvotes
clear {{ downvoteCount * -1 }} Downvotes
Vanshika
Vanshika's answer
21 answers (A Helpful Person)
In set up B there is a layer of air around the container.Air is a poor conduct or of air. Hence it slows down heat loss to the surroundings slower.