Q.

Mud houses are cooler in summers and wanner in winters as compared to brick houses because

A. mud is a good conductor
B. mud is a bad conductor
C. mud is a poor insulator
D. evaporation of water causes cooling in summers and sunlight coming through holes causes warming in winters
Answer» B. mud is a bad conductor
Explanation: The houses made of mud and thatched roofs are cool in summer and warm in winter as the thatched roof contains large amount of trapped air and also mud is a bad conductor of heat. In summer, the outside heat cannot enter the house and in winter, inside heat cannot flow outside.
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