National Science Olympiad Forum By SOF Olympiad Trainer - Page 761
  1. Home
  2. /  Forum

User Forum

Ask Your Question
kalra Shaleen from Jalandhar, Jalandhar
Subject :NSO    Class : Class 2

Ans 1:

from ,
Class :
d

Ans 2:

Trishar Das from Amity International School Noida, Noida
Class : Class 7
The d image also has striaght lines at the corners, so that could also be the answer. The answer choices are not correct.

Post Your Answer

Navneeth Reejish from Yuvabharati International school, Singapore
Subject :NSO    Class : Class 4

Ans 1: (Master Answer)

from ,
Class :

Ans 2:

Aarav Gupta from TSRS Aravali, Gurugram
Class : Class 7
The answer will be D because big rubber band so more sound as the wide rubber band is striking back on more part of the wooden piece.

Ans 3:

Navneeth Reejish from Yuvabharati International school, Singapore
Class : Class 7
D is wrong.

Ans 4:

Advika Narkar from The Shishukunj International School, Jhalaria Campus, Indore
Class : Class 8
D D D IT IS D I WILL TELL YOU IT IS DI WILL TELL YOU THAT I AGREEWITH SOMEONE OVER HERE CALLED AYUSHI

Ans 5:

Aarav Gupta from TSRS Aravali, Gurugram
Class : Class 7
The answer should be d because the rubber band is wider so it is striking back on the wooden piece on more area.

Ans 6:

from ,
Class :
Ans A would be right if it says Sharpest sound !Ans D is correct in this case as it ask loudest sound

Ans 7:

Ambit Biswas from Oriental Public School, Kalyani, Kalyani
Class : Class 5
The answer is D because A, B and C have thin rubber band and in D, the rubber band is Fat.

Ans 8:

Saarth Agrawal from Podar International School , Mumbai
Class : Class 6
I will also agree with Ayushi

Ans 9:

Arnav Raj Sharma from Dpsvk, Gurgaon
Class : Class 9
GIVE SOLUTION

Ans 10:

Twisha Arora from Modern Vidya Niketan, Sector - 17, Faridabad, Haryana, FARIDABAD
Class : Class 7
@Soumya Bajaj is right. @Vansh Garg, have you measured the sound's frequency in Decibels? The correct answer is A because the thinner the rubber band, the more it will strech and the more it will strech, the more sound it will produce.(Master Answer)

Ans 11:

from ,
Class :
AS THINNER RUBBER WOULD BE PULLED TO A MAXIMUM DISTANCE HENCE MORE SOUND.

Ans 12:

VANSH GARG from DPSG, GHAZIABAD
Class : Class 4
I have done some practical observations and found that the fatter rubber band produces louder sound than A,B,C .Correct ans... is D

Post Your Answer

swagat sibsshish from davpublic school cuttack, Cuttack
Subject :NSO    Class : Class 6

Ans 1:

swagat sibsshish from davpublic school cuttack, Cuttack
Class : Class 8
interesting questions

Ans 2:

swagat sibsshish from davpublic school cuttack, Cuttack
Class : Class 8

Post Your Answer

Annika from Apeejay School, Noida
Subject :NSO    Class : Class 9

Ans 1:

from ,
Class :
a

Post Your Answer

Aditri Gogoi from Delhi Public School, Jamnagar
Subject :NSO    Class : Class 2

Ans 1:

anu from Haralur, Bengaluru
Class : Class 5
d

Ans 2:

from ,
Class :
d

Ans 3:

Devansh Agrawal from GEMS Modern Academy, Dubai
Class : Class 4
d

Post Your Answer

Apoorv Raut from Podar International School Jalna, Jalna
Subject :NSO    Class : Class 5

Ans 1:

Goutham Ram from Lecole' Chempaka International, Trivandrum
Class : Class 5
I know it's C. But I can barely understand the difference between z and y.

Ans 2:

PARUL GHARSE from Vibgyor, Mumbai
Class : Class 6
ans is c

Ans 3:

Raghav from DPS Gurgaon, Gurgaon
Class : Class 5
C

Ans 4:

anita from Manan Vidya Ranchi, Ranchi
Class : Class 4
C

Ans 5:

Ishi Goyal from Lakshdham High School, Gokuldham, Goregaon East, Mumbai
Class : Class 5
C

Ans 6:

from ,
Class :
can be c

Ans 7:

Aryan Sirohi from Mount LItera Zee School, Bangalore
Class : Class 8
Ans:- C] X - Solid,Z - Gas,P - Freezing

Ans 8:

PARUL GHARSE from Vibgyor, Mumbai
Class : Class 6

Ans 9:

Preeti tanwar from DON BOSCO ACADEMY, Patna
Class : Class 9
answer is 'c'

Ans 10:

from ,
Class :
C

Ans 11:

Hiyansh Jain from Podar International School, Mumbai
Class : Class 7
C is the correct answer

Ans 12:

Aryan Sirohi from Mount LItera Zee School, Bangalore
Class : Class 8
Ans:- C] X - Solid,Z - Gas,P - Freezing

Ans 13:

Satvik Agrawal from Delhi Public School, bhopal
Class : Class 5
C, SeeSea

Ans 14:

Tanmay kaushal from ICSE, Mumbai
Class : Class 5
: classeasy

Ans 15:

DIYA NOBY from VISWAJYOTHI CMI PUBLIC SCHOOL, ANGAMALY
Class : Class 8
ans C is the correct answer

Ans 16:

Mannat Verma from Vivek High School , Chandigarh
Class : Class 6

Ans 17:

Ishi Goyal from Lakshdham High School, Gokuldham, Goregaon East, Mumbai
Class : Class 5
C

Post Your Answer

Asmi Raniga from Indian school Ghubra, Muscat
Subject :NSO    Class : Class 3

Ans 1:

Miheet parikh from Jamnabai narsee school, Mumbai
Class : Class 3

Ans 2:

Kashika Goel from DPS Noida, Noida
Class : Class 8
Really!

Ans 3:

Ashwak from Cambridge, Jalandhar
Class : Class 9

Ans 4:

S from , JAJAPUR
Class : Class 4
nice explanation.

Ans 5:

Abhijay Saha from Delhi Public School, Megacity, Kolkata
Class : Class 3
the solution was not correct because it is showing the body parts explanation

Ans 6:

Arnav kaul from Chirec, Hyderabad
Class : Class 2
B

Ans 7:

Saachi Bhalgat from Vibgyor Yerwada, Pune
Class : Class 2

Ans 8:

Ashwak from Cambridge, Jalandhar
Class : Class 9
What the hell , they are saying [ Backbone is the part of Skeletal system ]

Ans 9:

Vartika kumar from D P S Newtown, Kolkata
Class : Class 9

Post Your Answer

OISHIK KUNDU from Delhi Public school North kolkata, baranagar
Subject :NSO    Class : Class 4

Ans 1:

Vidhya M from Vibgyor High Bannerghatta, Bangalore
Class : Class 7
I think that the picture is not clear with what is asked. I don't understand what is hanging from the hand. And everything responds to gravity .

Ans 2:

Navneeth Reejish from Yuvabharati International school, Singapore
Class : Class 7

Post Your Answer

Sarah fatima from St Arnold's central school, Pune
Subject :NSO    Class : Class 7

Post Your Answer

Arnav Bhardwaj from Indirapuram Public School, Ghaziabad
Subject :NSO    Class : Class 7

Ans 1:

Arnav Bhardwaj from Indirapuram Public School, Ghaziabad
Class : Class 10
in question it energy not breathing

Ans 2:

Arnav Bhardwaj from Indirapuram Public School, Ghaziabad
Class : Class 10
adenosine triphosphate the energy currency

Ans 3:

Arnav Bhardwaj from Indirapuram Public School, Ghaziabad
Class : Class 10
adenosine triphosphate the energy currency

Post Your Answer