Question

In the Arcitc region hemispherical houses called Igloos are made of ice. It is possible to maintain a temperature inside an Igloo as high as 20 C because–

(A) Ice has high thermal conductivity

(B) Ice has low thermal conductivity

(C) Ice has high specific heat

(D) Ice has higher density than water

Answer 1

Correct option (B) Ice has low thermal conductivity

Explanation:

Ice has low thermal conductivity

So no exchange of heat outside surrounding.