National Science Olympiad Forum By SOF Olympiad Trainer - Page 33

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Subject :NSO    Class : Class 9

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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


good question

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