National Science Olympiad Forum By SOF Olympiad Trainer - Page 571
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Eshaan Sayyad from Sanjivani Academy, Kopargaon
Subject :NSO    Class : Class 2

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RAJ TILAK from DELHI PUBLIC SCHOOL , DURGAPUR
Subject :NSO    Class : Class 6

Ans 1:

Hprakash09 from Billabong high Bhopal, Bhopal
Class : Class 7

Ans 2:

Akshara from sishya OMR , chennai
Class : Class 8

Ans 3:

Durva Shah from SSRVM, Ahmedabad
Class : Class 6

Ans 4:

SAMPAD BANERJEE from DELHI PUBLIC SCHOOL , BILASPUR
Class : Class 9

Ans 5:

Dushyant Singh from Shree Ram Centenial School, Indore
Class : Class 9

Ans 6:

Advik from DPS Patna, Patna
Class : Class 4

Ans 7:

Sucheta from Podar, Pune
Class : Class 8

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Simarasees kaur from VENKATESHWAR GLOBAL SCHOOL, New Delhi
Subject :NSO    Class : Class 10

Ans 1:

Bitan Chakraborty from Adamas international school, Kolkata
Class : Class 10
or in google

Ans 2:

Bitan Chakraborty from Adamas international school, Kolkata
Class : Class 10
you check in YouTube

Ans 3:

Bitan Chakraborty from Adamas international school, Kolkata
Class : Class 10
or in google

Ans 4:

Bitan Chakraborty from Adamas international school, Kolkata
Class : Class 10
yes it happens but i have no solution

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kalra Shaleen from Jalandhar, Jalandhar
Subject :NSO    Class : Class 3

Ans 1:

kalra Shaleen from Jalandhar, Jalandhar
Class : Class 5
The answer is D

Ans 2:

Karthik from TMS, Dubai
Class : Class 3
Ans:A...But I put D

Ans 3:

Aneesh Balaji from BVBARR school, Hyderabad
Class : Class 9
d

Ans 4:

kalra Shaleen from Jalandhar, Jalandhar
Class : Class 5

Ans 5:

Santina Suzanne from owis, bangalore
Class : Class 3
I but a but it tells I put b

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kalra Shaleen from Jalandhar, Jalandhar
Subject :NSO    Class : Class 3

Ans 1:

Prathyush from Greenwood High Bannerghatta, Bangalore
Class : Class 7
the answer is c}

Ans 2:

kalra Shaleen from Jalandhar, Jalandhar
Class : Class 5

Ans 3:

Senaraj Chintagumpala from Delhi Public School East, Bangalore
Class : Class 3
c

Ans 4:

kalra Shaleen from Jalandhar, Jalandhar
Class : Class 5
The answer is C

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Dhruvan G from Indian School al Ghubra, Muscat
Subject :NSO    Class : Class 8

Ans 1:

Shreya Mahesh from Sri Sri Ravishankar Vidya Mandir, Bangalore
Class : Class 8
It is polyester and not polythene. Therefore B is the right answer. Rayon IS regenerated from wood pulp.

Ans 2:

Anvi Jain from School, City
Class : Class 10

Ans 3:

Sampurna Mandal from DAV Public School Jagganath Talcher, Angul
Class : Class 8
Thanks for the answer

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Rehan Agrawal from Indian School Ghubra, Muscat
Subject :NSO    Class : Class 8

Ans 1:

Student from School, City
Class : Class 8
B is the Wrong Answer. Protons do not move as they are fixed to their nuclei.

Ans 2:

aditya arora from Heritage Experiential Learning School, gurugram
Class : Class 8
B is the correct answer, as the protons might be a part of the nucleus, but the nucleus as a whole is a positively charged particle as well, therefore, it moves to right

Ans 3:

Arnav Raj Sharma from GEMS International School the ultra master mega, Gurgaon
Class : Class 7
B should be the correct answer

Ans 4:

Amrit Biswas from INDUSVALLEY PUBLIC SCHOOL, Noida
Class : Class 10
B is correct answer because,as we know protons are heavy and dont move but due to the movement of electrons protons are pushed towards the opposite direction

Ans 5:

ATANU DAS from ALLEN CAREER INSTITUTE , KOTA
Class : Class 9
Option (D), electrons move from left to right & the protons are stable in the nucleus and they never move.

Ans 6:

Amol Athawale from WoodRidge High, aurangabad
Class : Class 7

Ans 7:

Tarun from Narayana school, Chennai
Class : Class 8

Ans 8:

Hprakash09 from Billabong high Bhopal, Bhopal
Class : Class 7
B is wrong, as protons cannot move from their positions in an atom.

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Anshita Bardoloi from Delhi Public School Guwahati, GUWAHATI
Subject :NSO    Class : Class 5

Ans 1:

AREEN from BOLTON, HYDERABAD
Class : Class 6
Ans is A because of this relationship: Sedimentary : Metamorphic : Igneous

Ans 2:

AREEN from BOLTON, HYDERABAD
Class : Class 6
Ans is A because of this relationship: Sedimentary : Metamorphic : Igneous

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Rehan Agrawal from Indian School Ghubra, Muscat
Subject :NSO    Class : Class 8

Ans 1:

Shreya Mahesh from Sri Sri Ravishankar Vidya Mandir, Bangalore
Class : Class 8
Option A

Ans 2:

Vihaan Nair from Ambassador School, DUBAI
Class : Class 8
Solution States that "correct" answer is wrong!

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Atul Sanjeev from Indian School Al Ghubra, Muscat
Subject :NSO    Class : Class 5

Ans 1:

Alay Shah from Euro School, Thane
Class : Class 5
Explanation in the solution is not matching any options. According to explanation option one and three are correct.

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