National Science Olympiad Forum By SOF Olympiad Trainer - Page 52
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Ira Nagvekar from podar international school ,kankavli, Kankavli
Subject :NSO    Class : Class 4

Ans 1:

Satvik Agrawal from Delhi Public School, bhopal
Class : Class 5
B is incorrect but c is correct

Ans 2:

Gurnoor from Chitkara International School, Chandigarh
Class : Class 4

Ans 3:

Rudhra from Credence high, Dubai
Class : Class 4

Ans 4:

Ashwak from Cambridge, Jalandhar
Class : Class 9
The correct answer is D because both the options ( B,C ) are incorrect .

Ans 5:

Abhra Joshi from Global City International School, Bangalore
Class : Class 4
every body knows that , its so simple and one of the basics

Ans 6:

Arnesh from DPS Mathura Road , New Delhi
Class : Class 7
the answer is

Ans 7:

Aalia Nair from Bombay Scottish School Mahim, Mumbai
Class : Class 4
The correct answer is D

Ans 8:

Sai Aditya Samal from DPS SECTOR 45, Gurgaon
Class : Class 5

Ans 9:

from Sps, Bhopal
Class : Class 4
correct ans is d

Ans 10:

Ira Nagvekar from podar international school ,kankavli, Kankavli
Class : Class 9

Ans 11:

Gurnoor from Chitkara International School, Chandigarh
Class : Class 4
potential energy is not the energy due to motion, it is kinetic energy.ans is D.

Ans 12:

Ashwak from Cambridge, Jalandhar
Class : Class 9
Energy can be changed from one form to another and KINETIC energy is the energy due to motion not Potential energy . So , the correct answer is D

Ans 13:

Aurinjay Mukhopadhyay from Future Foundation School, KOLKATA
Class : Class 5

Ans 14:

Anviksha Gupta from DPS Noida, Noida
Class : Class 7

Post Your Answer

Saiesh from Sindhi high school, Bangalore
Subject :NSO    Class : Class 4

Ans 1:

anu from Haralur, Bengaluru
Class : Class 5

Ans 2:

Kriti Bhonsale from Delhi Public School, Bengaluru
Class : Class 5
can someone explaini do not understand how the pressure from up or down matters?

Ans 3:

om from jbcn, MUMBAI
Class : Class 4
D

Ans 4:

Advika Narkar from The Shishukunj International School, Jhalaria Campus, Indore
Class : Class 8
D D D

Ans 5: (Master Answer)

Admin from revisewise, Noida
Class : Class 1

Ans 6:

Khanak Jha from Prime Academy, Mumbai
Class : Class 4
D

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IAMLOST from ABC, Pune
Subject :NSO    Class : Class 4

Ans 1:

Advika Narkar from The Shishukunj International School, Jhalaria Campus, Indore
Class : Class 8
My sister also says that she had same question just the name was different and she gave same answer and that time too answer was wrong. Now tell me the answer until 19.11.2019

Ans 2:

Lamjingrenba Kshetrimayum from Kulachi Hansaraj Model School, North Delhi
Class : Class 4
To Ashmi Narkar-Drilling a hole into a metal sheet cause friction as,because of the friction it is able to drill in the metal sheet and make a hole in it!I hope this helped you!

Ans 3:

Advika Narkar from The Shishukunj International School, Jhalaria Campus, Indore
Class : Class 8
To SOF New Delhi and Master answer Revisewise Noida I hope you are ready to answer my question once again after you gave different answers in the workbook and the website and I got more than 100 likes for that question and the master answer wasn't giving the answer. So read what I have typed below.Please answer: How does "drilling a hole into a metal sheet" cause friction? Please answer as soon as possible (ASAP).From Ashmi Narkar Grade 4SOF Student Vibgyor High Airoli

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Saiesh from Sindhi high school, Bangalore
Subject :NSO    Class : Class 4

Ans 1:

SAI KRISHNA from SHISHYA BEML PUBLIC SCHOOL, BANGALORE
Class : Class 3
the correct answer is a

Ans 2:

Naitik from Delhi Public School Noida, Noida
Class : Class 4

Ans 3:

Devanshi from Dps, Hyderabad
Class : Class 4
Answer is A

Ans 4:

A Venkata Sai Pranav from Podar International School, Bhusawal
Class : Class 9
answer is A

Ans 5:

Rudransh Shukla from Delhi Public School, Chandigarh
Class : Class 5

Ans 6:

Shreshta from Presidium, Ghaziabad
Class : Class 3
I think the answer is [A]

Ans 7:

Khanak Jha from Prime Academy, Mumbai
Class : Class 4
AAAAAAAAAAAAAis the answer

Ans 8:

Ishrita Rai from Sanskriti, pune
Class : Class 8
THE CORRECT ANSWER IS (A)

Ans 9:

Chinmayee from Dimensions , Singapore
Class : Class 4
The correct answer is D

Ans 10:

Saksham Arora from DPS, Gurugram 102
Class : Class 9
a

Ans 11:

Ashwak from Cambridge, Jalandhar
Class : Class 9
The answer is A

Ans 12:

Rishan Sandeep Gadhia from Orchids International, Mumbai
Class : Class 8
yes, the answer will be (a) as when we take such a leaf only the green part will be containing starch as it has chlorophyll in it and the other part does not , this is why only the green part will have the ingredients to make glucose(starch)and once iodine is added it turns blue and black

Ans 13:

Chinmayee from Dimensions , Singapore
Class : Class 4
I mean D, and I think it is D : )

Ans 14:

SAI KRISHNA from SHISHYA BEML PUBLIC SCHOOL, BANGALORE
Class : Class 3

Ans 15:

Ashwak from Cambridge, Jalandhar
Class : Class 9
The answer is A

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SIDDHARTH KUMAR CHATTERJEE from NAVY CHILDREN SCHOOL , CHICALIM
Subject :NSO    Class : Class 4

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Devraj Jyotish Astrologer from Devraj Jyotish Astroloy, surat
Subject :NSO    Class : Class 4
v

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Devraj Jyotish Astrologer from Devraj Jyotish Astroloy, surat
Subject :NSO    Class : Class 4

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Shubhayu Banerjee from DPS Secunderabad - Nacharam - CBSE, Hyderabad
Subject :NSO    Class : Class 4

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ishita from sat paul mittal school ludhiana, ludhiana
Subject :NSO    Class : Class 4

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Harsh Sobti from the samhita academy, BLR
Subject :NSO    Class : Class 4

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