Science, asked by Divineshallots09, 7 months ago

Give a reason for the following :
(a) A smoke detector is always placed on the roof or near the roof in a building.
(b) A metal can, containing some amount of hot water gets crushed when it is immersed in cold water.
(c) A Thermocol/ styrofoam is an ideal choice for making an icebox​

Answers

Answered by Anonymous
6

Answer:

a options is the answer

Explanation:

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Answered by sureshiyshsri
0

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