National Science Olympiad Forum By SOF Olympiad Trainer - Page 479

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Subject :NSO    Class : Class 4

Ans 1:

Class : Class 7

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Subject :NSO    Class : Class 3

Ans 1:

Class : Class 3
B is the correct answer.

Ans 2:

Class : Class 3
yah B is the correct answer

Ans 3:

Class : Class 4
How B is correct

Ans 4:

Class : Class 3
how can that happen?

Ans 5:

Class : Class 4
HOW

Ans 6:

Class : Class 7
B

Ans 7:

Class : Class 3
yes true because mast of the time when we go to mountains are voice echo because as we are at the height and there is a gap between them so in the gap it is deep below us and there is water also like valley and when thunder comes it comes from water only and the voice echos every where

Ans 8:

Class : Class 3
B

Ans 9:

Class : Class 8
In thunder storms we see the lightning comes first and the sound comes after the lightning.

Ans 10:

Class : Class 8

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Subject :NSO    Class : Class 3

Ans 1:

Class : Class 3
D

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Subject :NSO    Class : Class 5

Ans 1:

Class : Class 4
A is the ans

Ans 2:

Class : Class 6
a

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Subject :NSO    Class : Class 6

Ans 1:

Class : Class 9
It can be all

Ans 2:

Class : Class 8
It's answer could be C option.

Ans 3:

Class : Class 7
c

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Subject :NSO    Class : Class 6

Ans 1:

Class : Class 8
It's answer could be A option because the mirror is above all 4 persons.

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Subject :NSO    Class : Class 3

Ans 1:

Class : Class 7
Sia Parekh from Pawar Public School BHANDUP Class: 3A

Ans 2:

Class : Class 4

Ans 3:

Class : Class 8
C

Ans 4:

Class : Class 3

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Subject :NSO    Class : Class 6

Ans 1:

Class : Class 7
i think the answer is winnowing and threshing

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Subject :NSO    Class : Class 5

Ans 1:

Class : Class 5
arent options A and D the same thing?

Ans 2:

Class : Class 6
Ans is D because in this picture it is a pizza maker which was used in olden days.

Ans 3:

Class : Class 5
the pic is not clear so i can not understand what they want to say.

Ans 4:

Class : Class 6
what the heck is a solar cooker

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Subject :NSO    Class : Class 4

Ans 1:

Class : Class 8

Ans 2:

Class : Class 5
A

Ans 3:

Class : Class 4
D 'cause it's blurry

Ans 4:

Class : Class 4

Ans 5:

Class : Class 6

Ans 6:

Class : Class 8
A is the correct answer .....

Ans 7:

Class : Class 5

Ans 8:

Class : Class 7
c

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