The Eskimo makes his house i.e. 'igloo' from ice. What is the reason for this?

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JTET (Jharkhand) Sept 2015 Official Paper-I
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  1. Only ice is available in polar regions.
  2. Ice does not allow cold air and water to come inside.
  3. The air between the ice walls prevents the inside heat from escaping.
  4. Ice is available free of cost, other material will cost a lot.

Answer (Detailed Solution Below)

Option 3 : The air between the ice walls prevents the inside heat from escaping.
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Detailed Solution

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The correct answer is The air between the ice walls prevents the inside heat from escaping.

Key Points

  • The Eskimo makes his house i.e igloo from ice since the air between the ice walls prevents the inside heat from escaping.
  • Snow is believed to be a good insulator of heat and traps it.
  • Igloos are temporary winter homes mainly found in Canada.
  • Eskimos are the people living in the Arctic and subarctic regions of the US, Russia, Canada, and Greenland.
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