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kalra Shaleen from Jalandhar, Jalandhar
Subject :NSO    Class : Class 2

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kalra Shaleen from Jalandhar, Jalandhar
Subject :NSO    Class : Class 2

Ans 1:

S.R.POORNA from Padma Seshadri Bala Bhavan Senior Secondary School, Chennai
Class : Class 2
d

Ans 2:

Trishar Das from Kothari International School, Noida
Class : Class 6
The d image also has striaght lines at the corners, so that could also be the answer. The answer choices are not correct.

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

Ans 1:

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

Ans 2:

Aarav Gupta from TSRS Aravali, Gurugram
Class : Class 4
The answer should be d because the rubber band is wider so it is striking back on the wooden piece on more area.

Ans 3:

Vedang Bhardwaj from Lotus Valley, Gurgaon
Class : Class 4
ddddddddddddddddddddddddddddddddddddddddd more space more bang more sound the answer is DDDDD

Ans 4:

Ayush kumar from Sunbeam school Indiranagar, Varanasi
Class : Class 5

Ans 5:

Twisha Arora from MRIS- 21C, Faridabad
Class : Class 4
@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 6:

Aarav Gupta from TSRS Aravali, Gurugram
Class : Class 4
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 7:

Advika Narkar from Vibgyor High Airoli, Navi Mumbai
Class : Class 4
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 8:

shivansh from apeejay school, noida
Class : Class 5

Ans 9:

Ayushi from DPS Noida, Noida
Class : Class 4
Ans A would be right if it says Sharpest sound !Ans D is correct in this case as it ask loudest sound

Ans 10:

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

Ans 11:

Yoshna from Orchids the international School , Thane
Class : Class 6

Ans 12:

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

Ans 13:

advay pramod tike from podar international school, latur
Class : Class 4

Ans 14:

Soumya Bajaj from Rainbow Internatinal School, kopergaon
Class : Class 4
AS THINNER RUBBER WOULD BE PULLED TO A MAXIMUM DISTANCE HENCE MORE SOUND.

Ans 15:

Ayush Anand Sharma from GEMS international school , Gurgaon
Class : Class 9
GIVE SOLUTION

Ans 16:

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.

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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

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

Ans 1:

Safi Ahmed from ,
Class :
a

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

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Avaneesh from Podar International School Jalna, Jalna
Subject :NSO    Class : Class 5

Ans 1:

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

Ans 2:

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

Ans 3:

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

Ans 4:

Yashasvika from Euro World School, Sri Ganganagar
Class : Class 5
can be c

Ans 5:

Aishee Sarkar from St. Stephens School , Kolkata , West Bengal, Kolkata
Class : Class 4
C

Ans 6:

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

Ans 7:

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

Ans 8:

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

Ans 9:

PARUL GHARSE from Vibgyor, Mumbai
Class : Class 6

Ans 10:

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

Ans 11:

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

Ans 12:

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

Ans 13:

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

Ans 14:

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

Ans 15:

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

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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:

SAURYARAJ RAY from DAV, JAJAPUR
Class : Class 3
nice explanation.

Ans 3:

Ashwak from Cambridge International School, Saudi Al Dera
Class : Class 8

Ans 4:

Ashwak from Cambridge International School, Saudi Al Dera
Class : Class 8
What the hell , they are saying [ Backbone is the part of Skeletal system ]

Ans 5:

Arnav kaul from Chirec, Hyderabad
Class : Class 5
B

Ans 6:

Rishabh Bhalgat from Vibgyor Yerwada, Pune
Class : Class 2

Ans 7:

Abhijay Saha from Delhi Public School, Megacity, Kolkata
Class : Class 4
the solution was not correct because it is showing the body parts explanation

Ans 8:

Vartika kumar from D P S Newtown, Kolkata
Class : Class 4

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

Ans 1:

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

Ans 2:

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 .

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

Ans 1:

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

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