National Science Olympiad Forum By SOF Olympiad Trainer - Page 660

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Subject :NSO    Class : Class 6

Ans 1:

Class : Class 9
um the figure shows that only the negative part of the cell gives energy not a positive side so shouldn't the answer be only 1 and 2

Ans 2:

Class : Class 10

Ans 3:

Class : Class 6
shouldn't the answer be B

Ans 4:

Class : Class 6

Ans 5:

Class : Class 6

Ans 6:

Class : Class 6
ddd ssx

Ans 7:

Class : Class 4

Ans 8:

Class : Class 10

Ans 9:

Class : Class 6

Ans 10:

Class : Class 3

Ans 11:

Class : Class 6

Ans 12:

Class : Class 4

Ans 13:

Class : Class 10

Ans 14:

Class : Class 6

Ans 15:

Class : Class 7

Ans 16:

Class : Class 8
the answer should be a

Ans 17:

Class : Class 7
oh hi atul sanjeev

Ans 18:

Class : Class 8
Class :

Ans 19:

Class : Class 6

Ans 20:

Class : Class 8

Ans 21:

Class : Class 6
Why can't option A be the answer?

Ans 22:

Class : Class 9

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Subject :NSO    Class : Class 6

Ans 1:

Class : Class 6

Ans 2:

Class : Class 7
this question is different lol

Ans 3:

Class : Class 8
A, B, D are correct....incorrect is C. Because forearm is the length of the arm between elbow joint and wrist joint but the cubit is length from tip of elbow to the tip of the middle finger. so forearm length is smaller than the cubit. So answer is option C

Ans 4:

Class : Class 10
Kelvin is the SI unit of temperatureSo both A and D are in correct

Ans 5:

Class : Class 9
question is wrong . the question should be which of the following are correct ?

Ans 6:

Class : Class 9

Ans 7:

Class : Class 7

Ans 8:

Class : Class 9
A option is the correct answer

Ans 9:

Class : Class 8
kelvin is the SI unit of temperature so option D is correct and A is also correct because rectilinear motion is motion in a straight line like a car moving on a straight road

Ans 10:

Class : Class 10
well this question sound confusing to alli will go with the child from phoenix schoolbecause a is correct because as mentioned in synopsis of this chapter that example of rectlinear motion is a car driving on a straight roadbut option b shoul also be the option as the kelvin is the si unit of tempreature

Ans 11:

Class : Class 9
D is only correct and not A. So, A is the correct answer

Ans 12:

Class : Class 9

Ans 13:

Class : Class 8
why A is correct and not incorrect because a vehicle need not go in rectilinear path on a straight road it can go zigzag as well

Ans 14:

Class : Class 6

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Subject :NSO    Class : Class 4

Ans 1:

Class : Class 6
airindia means option a

Ans 2:

Class : Class 6
airindia means option a

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Subject :NSO    Class : Class 4

Ans 1:

Class : Class 6
Difficult.

Ans 2:

Class : Class 7

Ans 3:

Class : Class 6
very easy

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Subject :NSO    Class : Class 6

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Subject :NSO    Class : Class 6

Ans 1:

Class : Class 6
option B

Ans 2:

Class : Class 6
light speeds - how can they change?

Ans 3:

Class : Class 9
NOT sure but i think its D

Ans 4:

Class : Class 8
Option'B'.

Ans 5:

Class : Class 5
Option 'B' light does not change speed in any medium except vacuum.

Ans 6:

Class : Class 9
Sorry, it should be (D). :( :(

Ans 7:

Class : Class 7
d wrong h

Ans 8:

Class : Class 9
And is D. 🐈🐱‍🚀😹🐱‍🏍😺🐱😻😿🐱‍🐉😸😾🐱‍💻😼🐱‍👤🐱‍👓😽🙀

Ans 9:

Class : Class 7
Are murkh google car le

Ans 10:

Class : Class 8
shourya and sherlock nope you are wrong and just admit, stop defending this corporation who clearly makes more wrong answers than us

Ans 11:

Class : Class 9
Yes, it should be option B

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Subject :NSO    Class : Class 6

Ans 1:

Class : Class 6

Ans 2:

Class : Class 6
It could be B or D

Ans 3:

Class : Class 10
b and sof is mad. there are 6 wrong questions in a test paper in which this question was included

Ans 4:

Class : Class 7
BBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBB

Ans 5:

Class : Class 6
Answer will be B.

Ans 6:

Class : Class 8
In the solutions , it says that a colored plastic bottle is a opaque material... However , it is actually a translucent material...:( Maybe since the coloured bottle is translucent , a faint shadow will be seen.. So , here it says that no shadow will be seen at all , which I think is false.. Hope this helps:)

Ans 7:

Class : Class 9
It's A or B plz clarify

Ans 8:

Class : Class 8
Answer shud be B.. The question is unclear. They have mentioned what the screen here is supposed to be 😪

Ans 9:

Class : Class 8
SOF please fix this!

Ans 10:

Class : Class 6
some coloured plastic bottles are translucent don't tell me you haven't seen one

Ans 11:

Class : Class 9
statement 1 is also true because it says that the sheet is transparent but SHADOWS DON'T FORM ON TRANSPARENT OBJECTS !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!

Ans 12:

Class : Class 7
oh oh people see they said TRANSPARENT SHEET OF THE PLASTIC BOTTLE SIZE!!that gives the clue that there is another screen behind both those things...vedant amonger you're absolutely right!!!!others all wrong:(

Ans 13:

Class : Class 6
the answer is a

Ans 14:

Class : Class 9

Ans 15:

Class : Class 9
Yes the ans is B

Ans 16:

Class : Class 9
its D

Ans 17:

Class : Class 7
answer is b

Ans 18:

Class : Class 7
OHHHHHHHHHHHHHHHHHHHHHHHHHHHHHH

Ans 19:

Class : Class 6

Ans 20:

Class : Class 9
the correct answer is d because shadows don"t form in a transparent object

Ans 21:

Class : Class 6
solution: *the shadow will form on the screen*. maybe it says the shadow will form on a screen behind the transparent sheet. and that point of view it is true. best of luck all

Ans 22:

Class : Class 6
true

Ans 23:

Class : Class 8

Ans 24:

Class : Class 6
Ans is B

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Subject :NSO    Class : Class 1

Ans 1:

Class :
As it is given in number 1 =5+4+6=15 ,it is same in number 3=8+6+5=19

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Subject :NSO    Class : Class 5

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Subject :NSO    Class : Class 2

Ans 1:

Class : Class 7
I got 20 out of 20

Ans 2:

Class : Class 5
C

Ans 3:

Class : Class 3

Ans 4:

Class : Class 3
SIR (A) HAS TO BE THE ANSWER

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