Question

1. Value Based Questions :
On cold chilly day Rakesh tried to open the metallic cap of an ink bottle. He found that metallic
cap is struck. His mother told him to pour hot water on it. He poured hot water on the cap for
a minute. He again tried to open the metallic cap. Now the metallic cap opened easily. He
surprised and asked his observation to his elder brother Samir. Being a student of science Samir
explained such things properly.
Answer the following questions based on above information :
( What are the values displayed by Samir?
(in) Why was it easy to open metallic cap when warmed with water?
on What kind of change does take place in the cap of bottle and why?
Give answer fast​

Answer 1

1) Samir is kind and helpful and ready to share knowledge and information.

2) When the metallic cap was warmed, the metal expanded due to heat. This loosened the cap's grip over the bottle and made it easy to open.

3) The cap of bottle experiences physical change as the cap expanded and no chemical change occured.

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