National Science Olympiad Forum By SOF Olympiad Trainer

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Subject :NSO    Class : Class 5

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Subject :NSO    Class : Class 4

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Subject :NSO    Class : Class 4

Ans 1:

Class : Class 4
B

Ans 2:

Class : Class 4
B

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Subject :NSO    Class : Class 4

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Subject :NSO    Class : Class 4

Ans 1:

Class : Class 4
pls explain how ans is B

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Subject :NSO    Class : Class 6

Ans 1:

Class : Class 6
B

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Subject :NSO    Class : Class 6

Some commonly occurring changes around us are classified in the given table.

S.
No.
Change Reversible
change
Physical
change
I. Melting of ice
cream
II. Burning of
crackers
III. Stitching a shirt
from a fabric
IV. Dissolving
baking soda in
water
V. Baking of cake
VI. Curdling of milk

Which of the above changes are classified incorrectly?

AI, II, III and V only
BII, IV and VI only
CI, III and V only
DII, III, IV and VI only


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Subject :NSO    Class : Class 6

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Subject :NSO    Class : Class 6

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Subject :NSO    Class : Class 6

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