National Science Olympiad Forum By SOF Olympiad Trainer

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Subject :NSO    Class : Class 3

Ans 1:

Class : Class 5
The skin

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Subject :NSO    Class : Class 3

Ans 1:

Class : Class 3
B is the answer

Ans 2:

Class : Class 5
Option a) Astronomer

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Subject :NSO    Class : Class 3

Ans 1:

Class : Class 5
(A

Ans 2:

Class : Class 5
Option b) The Skin

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Subject :NSO    Class : Class 4

Ans 1:

Class : Class 5
b . We use friction in three types - Static friction , Sliding friction , Rolling friction. Here we are using sliding friction .

Ans 2:

Class : Class 4
B.Frictional Force

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Class : Class 4
B. Frictional Force

Ans 4:

Class : Class 4
Mars

Ans 5:

Class : Class 4
Mars

Ans 6:

Class : Class 4
B] Frictional force

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Subject :NSO    Class : Class 4

Ans 1:

Class : Class 6
A Hot , Summer

Ans 2:

Class : Class 4
A.Hot,Summer

Ans 3:

Class : Class 5
a. Because woollen clothes trap air and make us feel warm.

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Subject :NSO    Class : Class 4

Ans 1:

Class : Class 7
calcium

Ans 2:

Class : Class 5
2. Because dehydration means to take water from it .So it will be drying.

Ans 3:

Class : Class 4
2.Drying

Ans 4:

Class : Class 4
2. Drying

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