National Science Olympiad Forum By SOF Olympiad Trainer - Page 797

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Subject :NSO    Class : Class 4

Ans 1:

Class : Class 4

Ans 2:

Class : Class 4

Ans 3:

Class : Class 7

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Subject :NSO    Class : Class 3

Ans 1:

Class : Class 3
the boy likes odd and dislikes even numbers

Ans 2:

Class : Class 5
It seems the boy likes odd numbers and dislikes even numbers so he should like Option D as it is odd.

Ans 3:

Class : Class 3
Answer: D

Solution ;
The boy likes Odd numbers, so 625 will be the answer, as other three numbers are Even.

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Subject :NSO    Class : Class 5

Ans 1:

Class : Class 5
And:D

Ans 2:

Class : Class 8
A

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Subject :NSO    Class : Class 8

Ans 1: (Master Answer)

Class : Class 1
The correct answer is D.

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Subject :NSO    Class : Class 6

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Subject :NSO    Class : Class 8

Ans 1:

Class : Class 7
I think plane mirrors can also do it to some extent but more prominent is concave

Ans 2:

Class : Class 6
Concave mirrors are used in solar cookers. as concave mirrors are converging, the are used to concentrate the sun's heat on the utensil.

Ans 3:

Class : Class 10
the answer is B

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Subject :NSO    Class : Class 7

Ans 1:

Class : Class 7
B IS THE CORRECTONE. BELIVE ME

Ans 2:

Class : Class 1
C is the correct answer. I teach Physics. The angle of incidence entering and exiting is the same due to the same medium.

Ans 3:

Class : Class 8
Its "c" because some of the light rays get refracted

Ans 4:

Class : Class 8
ITS OPTION "C" AS SOME OF THE LIGHT REFRACTS IN WATER AND AIR

Ans 5:

Class : Class 9
ANSWER a. Refraction of light and the direction of refraction depends upon the density of the object because it reduces the speed of light.the Flint glass is more denSer than water and the air is no too denSer so there will be no refraction in the caSe of air. Therefore light refracts in water and the glass. ANOTHER REASON!: Light travalS on a straight line .

Ans 6:

Class : Class 7
I THINK SO ANSWER IS C

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Subject :NSO    Class : Class 4

Ans 1:

Class : Class 9

Ans 2:

Class : Class 9
question is wrong

Ans 3:

Class : Class 5
??????????????what?????????????????what???????????

Ans 4:

Class : Class 5

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Subject :NSO    Class : Class 4

Ans 1:

Class : Class 4

Ans 2:

Class : Class 8

Ans 3:

Class : Class 7
C

Ans 4: (Master Answer)

Class : Class 1
The correct answer is C.

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Subject :NSO    Class : Class 5

Ans 1:

Class : Class 7

Ans 2:

Class : Class 7
yes,Sharad you are right but can you explain

Ans 3:

Class : Class 5
Hello ! It is C as when the smell is spread , People notice it at some other room . It's the same with perfume .

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