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Subject :NSO    Class : Class 7

Hot milk is poured into four bowls as shown in figure. In which bowl the temperature of milk will drop at fastest rate?

A
B
C
D


I am unable to understand. please explain

Ans 1:

Class : Class 7
the metal actually absorbs and releases the heat to the surroundings because it is a good conductor of heat.

Ans 2:

Class : Class 7

Ans 3:

Class : Class 9
Thin Metal bowl as its conductivity will be most and the thickness is less.

Ans 4:

Class : Class 7

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