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प्रश्न
Why is the outer coat of the penguins of Antarctica black?
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उत्तर
Black is a good absorber or trapper of heat. So, in cold regions like Antarctica, the black outer coating of penguins helps them to absorb as much heat from the surroundings and keep their bodies warm.
संबंधित प्रश्न
A wooden spoon is dipped in a cup of ice cream. Its other end ______.
Stainless steel pans are usually provided with copper bottoms. The reason for this could be that ______.
Fill in the blank
Heat transfer in solids is by ______
Select the correct alternative
If we add a lump of ice to a tumbler containing water,
Select the correct alternative
Heat in a liquid is transferred by
Give one example of heat transfer by radiation.
______ of heat does not require a medium.
Conduction of heat takes place through a ______ substance.
Why are the houses in Rajasthan painted white?
The handles of cooking utensils are made of ______.
