National Science Olympiad Forum By SOF Olympiad Trainer - Page 819
  1. Home
  2. /  Forum

User Forum

Ask Your Question
S.V.Koundinya from Sri Chaitanya School, Hyderabad
Subject :NSO    Class : Class 6

Ans 1:

S.V.Koundinya from Sri Chaitanya School, Hyderabad
Class : Class 7
Seeds are separated from cotton balls by the process of ginning. First cotton balls are obtained from cotton balls and then they are combed and seeds are removed fom it. Later it is used for spinning followed by cotton yarn which is followed by weaving and then we get the fine cotton fabric which is used to make clothes like shirts , sarees etc. Cotton is a natural fibre.

Ans 2:

Sayudha Biswas from k.v.s kailashahar, Kailashahar
Class : Class 6
by the process of ginning

Ans 3:

ARNAV GARG from PRUDENCE SCHOOL, New Delhi
Class : Class 10
they are seprated by ginning

Post Your Answer

G. Priyanka from Chennai Public School, Chennai
Subject :NSO    Class : Class 7

Ans 1:

Nipun sharma from gail dav public school, Auraiya
Class : Class 9
THE CONDITION UNDER WHICH 2 SUBSTANCES WITH PHYSICAL CONTACT WITH EACH OTHER EXCHANGE NO HEAT ENERGY.TWO SUBSTANCES IN THERMAL EQUILIBRIUM ARE SAID TO BE AT SAME TEMPERATURE.

Post Your Answer

Shriyans from DPS Raipur, Raipur
Subject :NSO    Class : Class 4

Post Your Answer

Nipun sharma from gail dav public school, Auraiya
Subject :NSO    Class : Class 7

Ans 1:

ANNWESHA PAITH from BHARATIYA VIDYA BHAVAN'S R.K.SARDA VIDYA MANDIR, RAIPUR, Raipur
Class : Class 8
The latent heat of vapourisation of water at 100 degree Celsius is about 2,230 Joules per gram.

Ans 2:

ANNWESHA PAITH from BHARATIYA VIDYA BHAVAN'S R.K.SARDA VIDYA MANDIR, RAIPUR, Raipur
Class : Class 8
The latent heat of vapourisation of water at 100 degree Celsius is about 2,230 Joules per gram.

Ans 3:

Tejas Shende from Kendriya Vidyalaya, IIT Campus, Powai, Mumbai, Mumbai
Class : Class 8
The Latent heat of vaporisation of water is 540 calories per gram.

Ans 4:

Pulkit mittal from GAIL DAV PUBLIC SCHOOL, AURAIYA
Class : Class 9
HI NIPUN

Post Your Answer

SAIHAAN MULTANI from HILLS HIGH SCHOOL, Surat
Subject :NSO    Class : Class 2

Ans 1:

Mridul Jain from Shishukunj International School Indore, Indore
Class : Class 9
Nile is a major north-flowing river in north-east Africa. It is generally regarded as the longest river in the world, but some people give title to Amazon river, in South America. The Nile, which is 6,853 km long, is an "international" river as its water resources are shared by 11 countries, namely, Tanzania, Uganda, Rwanda, Burundi, Congo-Kinshasa, Kenya, Ethiopia, Eritrea, South Sudan, Sudan and Egypt. It is the primary water source of Egypt and Sudan. The Nile has two major tributaries, the White Nile and the Blue Nile. The White Nile is the primary source of the river, whereas the Blue Nile is the secondary source and also the source of most of the water and silt.

Post Your Answer

kushal from indian school sohar, sohar
Subject :NSO    Class : Class 6

Post Your Answer

Krishna from Mvn, Faridabad
Subject :NSO    Class : Class 7

Ans 1:

Krishna from Mvn, Faridabad
Class : Class 7
It's very difficult to get it in free

Post Your Answer

nasr2607@gmail.com from Aurum the Global School, Haldwani
Subject :NSO    Class : Class 7

Ans 1:

Gyanajyoti Mishra from J.N.V., Jajpur
Class : Class 10
Biology-Tensors are the tisues that tighten the muscles. Physics-Tensors are the geometrical objects that shows linear relation beween scalars,vectors and other tensors

Post Your Answer

Amitava Pushilal from International Schooling, Singapore
Subject :NSO    Class : Class 10
c

Ans 1:

Kush Malpani from Cathedral and John Connon Senior School, Mumbai
Class : Class 8
what in the world do u mean

Post Your Answer

shriyans from mount litera zee schhol, Kolkata
Subject :NSO    Class : Class 2

Post Your Answer