National Science Olympiad Forum By SOF Olympiad Trainer - Page 392
  1. Home
  2. /  Forum

User Forum

Ask Your Question
Sahasra Shanker from KV IIT, Chennai
Subject :NSO    Class : Class 8

Ans 1:

Anoushka Anbu from Amara Jyoti Public School, Bengaluru
Class : Class 8

Ans 2:

The Address from Somaiya, Mumbai
Class : Class 6

Ans 3:

Anoushka Anbu from Amara Jyoti Public School, Bengaluru
Class : Class 8
Because option a is correct as reaction takes place in all three beakersOption b is also correct as Mg is more reactive than Zn.Option c is also correct as Zn is more reactive than Ag.Option c is also correct because

Ans 4:

The Address from Somaiya, Mumbai
Class : Class 6

Ans 5:

Sahasra Shanker from KV IIT, Chennai
Class : Class 6
why??????????????

Ans 6:

The Address from Somaiya, Mumbai
Class : Class 6

Post Your Answer

Sahasra Shanker from KV IIT, Chennai
Subject :NSO    Class : Class 8

Ans 1:

yug goswami from Dps , Jamnagar
Class : Class 8
speed= distance/time20=x/20so,x or distance is 400m

Ans 2:

VISHNU T M from b, Bengaluru
Class : Class 9
Correct answer is D

Ans 3:

The Address from Somaiya, Mumbai
Class : Class 6

Ans 4:

The Address from Somaiya, Mumbai
Class : Class 6

Ans 5:

Antarik Maity from Bharatiya Vidyabhaban, Kolkata
Class : Class 8
No the answer is 200 as the car is having a uniform acceleration of 1m/s^2.So, according to the formula s=ut 1/2at^2, the distance covered (s) = 0 1/2at^2=1/2x1x400=200m.

Ans 6:

Antarik Maity from Bharatiya Vidyabhaban, Kolkata
Class : Class 8
No the answer is 200 as the car is having a uniform acceleration of 1m/s².So, according to the formula s=ut 1/2at², the distance covered (s) = 0 1/2at²=1/2x1x400=200m.

Ans 7:

Sahasra Shanker from KV IIT, Chennai
Class : Class 6
why????????????????

Post Your Answer

Sahasra Shanker from KV IIT, Chennai
Subject :NSO    Class : Class 8

Post Your Answer

Tamrashi Pani from National Public School, Bangalore
Subject :NSO    Class : Class 6

Ans 1:

Tamrashi Pani from National Public School, Bangalore
Class : Class 8
I think the answer is A

Ans 2:

arin chaitanya from the shri ram school, New Delhi
Class : Class 8
the answer is b if you have a doubt check the synopsis of the chapter

Ans 3:

Viraj from OMKAR ENGLISH MEDIUM SCHOOL CBSE, Kalyan
Class : Class 6
I think it is none of these

Ans 4:

Shreyansh Gupta from MVN, faridabad
Class : Class 6
BRO THE ANSWER IS NOT B SILVER IS A CONDUCTER AND THE ONLY THINGDS WHICH ARE NOT CONDUCTER ARE WOOD AND PALSTIC SO THE ANSWER WILL BE C NOT B NOR A NOR D

Ans 5:

malhar thorve from city internqtional school, satara road, pune
Class : Class 7

Post Your Answer

PARTH JAIN from DPS INDIRAPURAM, GHAZIABAD
Subject :NSO    Class : Class 8

Post Your Answer

Shrobana Chattopadhyay from Techno India Group Public School, Chinsurah
Subject :NSO    Class : Class 7

Post Your Answer

Bhargav from City Pride School, Nigdi
Subject :NSO    Class : Class 7

Ans 1:

Ashvik Banerjee from Mount Litera Zee School , Vasco
Class : Class 9
IT IS A) CLEARLY.

Post Your Answer

Mahadevan from KV Rubber Board Kottayam, Kottayam
Subject :NSO    Class : Class 5

Ans 1:

Harshil Jain from DPS, Bangalore
Class : Class 3
C IS THE ANSWER

Ans 2:

shaurya from St Gregorios High school, Mumbai
Class : Class 5
C SOUTH EAST

Ans 3:

Aarna Agarwal from Manav Rachna International School, Gurgaon
Class : Class 5

Post Your Answer

Champ from Reliance Foundation School, Mumbai
Subject :NSO    Class : Class 8

Ans 1:

Shubh chawda from D g khetan , Mumbai
Class : Class 8
Can someone please explain?

Ans 2:

The Address from Somaiya, Mumbai
Class : Class 6

Post Your Answer

Shaurya Jaiswal from Navy Children School , Kochi
Subject :NSO    Class : Class 2

Ans 1:

Sanaya Singh from Hiranandani Foundation, Mumbai
Class : Class 2
Very very hard

Post Your Answer