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ARNAV GARG from PRUDENCE SCHOOL, New Delhi
Subject :NSO    Class : Class 5

Select the option that correctly gives the examples of physical and chemical changes.

----Physical change --------Chemical change
A Tearing of paper---- Breaking of glass
B Burning of paper ---Cooking of food
C Rusting of iron -----Melting of butter
D Formation of ice ---Burning of wood


Ans 1:

Rimi from TLISK, pune
Class : Class 9
I like this question

Ans 2:

Adwik Bairagi from DPS Newtown, KOLKATA
Class : Class 5
Well, The question is tricky and it needs critical thinking. I thought B but it was D........surprising!

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