National Science Olympiad Forum By SOF Olympiad Trainer - Page 387

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Subject :NSO    Class : Class 9

Ans 1:

Class : Class 10
A

Ans 2:

Class : Class 9
Correct answer is A

Ans 3:

Class : Class 9
Ya but IT is showing c

Ans 4:

Class : Class 9
Correct answer is -A

Ans 5:

Class : Class 9
A is the answer

Ans 6:

Class : Class 10
A

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Subject :NSO    Class : Class 4

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Subject :NSO    Class : Class 7

Ans 1:

Class : Class 9
Clouds when heavier fall as rain(Liquid). This rain water when runs off in the water bodies and gets heated under sun will again evaporate to the sky to form clouds again. So it is a reversible change. Hope its clear,.

Ans 2:

Class : Class 3

Ans 3:

Class : Class 9

Ans 4:

Class : Class 7

Ans 5:

Class : Class 7

Ans 6:

Class : Class 8
formation of clouds is irreversible

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Subject :NSO    Class : Class 7

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Subject :NSO    Class : Class 7

Ans 1:

Class : Class 8
During OP, distance travelled is maximum for a small period of time. Hence answer is B

Ans 2:

Class : Class 7

Ans 3:

Class : Class 7

Ans 4:

Class : Class 9
b is answer

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Subject :NSO    Class : Class 5

Ans 1:

Class : Class 6

Ans 2:

Class : Class 5
NO IT WAS

Ans 3:

Class : Class 5
It is slightly confusing :-(

Ans 4:

Class : Class 7
Yes it was a little confusing

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Subject :NSO    Class : Class 5

Ans 1:

Class : Class 5

Ans 2:

Class : Class 8

Ans 3:

Class : Class 7

Ans 4:

Class : Class 5
B.Because it allows us to see only a hazy picture of the boy's face.

Ans 5:

Class : Class 7
A is opaque, B is translucent and C is transparent.

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Subject :NSO    Class : Class 5

Ans 1:

Class : Class 7
C is the answer to this question

Ans 2:

Class : Class 5

Ans 3:

Class : Class 8
bro a crying baby makes way more noise pollution haha

Ans 4:

Class : Class 5

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Subject :NSO    Class : Class 5

Ans 1:

Class : Class 8

Ans 2:

Class : Class 5
sublimation as it is the process of solid changing to gas directly..so c is the correct answer..

Ans 3:

Class : Class 5
yes

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Subject :NSO    Class : Class 1

Ans 1:

Class : Class 4
Wrong answer provided.

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