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Pramit Bhattacharjee from Billabong High International School, Mumbai
Subject :NSO    Class : Class 5

Ans 1:

Soundharya from ISWK, Muscat
Class : Class 8
We can remove soluble impurities of water by sedimentation and decantation.

Ans 2:

MITHILESH MANOHAR MADKE from YAVATMAL PUBLIC SCHOOL YAVATMAL, Yavatmal
Class : Class 5
yes,we can removesoluable impurites from water

Ans 3:

Tanvi Ritisha Dash from delhi public school bangalore east, Bengaluru
Class : Class 6
by evaporation and distillation

Ans 4:

Sobia khan from Sardar Patel Vidyalaya, New Delhi
Class : Class 7
We can remove soluble impurities from water by evaporation and decantation.

Ans 5:

Abhideep Jain from Delhi Public School, Amethi
Class : Class 7
By boiling it

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Pramit Bhattacharjee from Billabong High International School, Mumbai
Subject :NSO    Class : Class 5

Ans 1:

Soundharya from ISWK, Muscat
Class : Class 8
Metamorphic rocks are formed from sedimentary rocks and igneous rocks.

Ans 2:

Satweek Pradhan from Pallavi Model School, Hyderabad
Class : Class 6
metamormorphosis means change. So metamorphic rocks and formed through igneous and sedimentary rocks. With time,heat and pressure the igneous and sedimentary rocks form into metamorphic rocks.

Ans 3:

Soundharya from ISWK, Muscat
Class : Class 8
Metamorphic rocks are formed from sedimentary rocks and igneous rocks.

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Aman sahu from Arya Gurukul, kalyan
Subject :NSO    Class : Class 7

Ans 1:

Saniya Wasnik from Chanda Public School, Chandrapur
Class : Class 8
Ferrel's law is the law the wind is deflected to the right in the northern hemisphere and to the left in the southern hemisphere.

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shiva p from pallavi model school, Hyderabad
Subject :NSO    Class : Class 5

Ans 1:

Abhideep Jain from Delhi Public School, Amethi
Class : Class 7
Q1. How did diamond made? Ans. When coal is kept in very deep under the soil for thousands of years it refined and then in it form this is said as Diamond. Q2. How did red diamond made? Ans. When coal is kept in very deep under the soil for thousand of years it refined and then in this form ito is said as Red Diamond. Q3. How did transparent diamond made? Ans. When coal is kept in very deep under the soil for lakhs of years it refined and then in this form it is said as Transparent Diamond.

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niraimadhi04@gmail.com from sboa school and junior college, Chennai
Subject :NSO    Class : Class 6

Ans 1:

Abirami from National Public School, Chennai
Class : Class 9
Somebody just uses a way to write something and everyone just follows it

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Ashok Mishra from DPS NORTH BANGALORE, BENGALURU
Subject :NSO    Class : Class 2

Ans 1:

Sanchay Baranwal from Basava International School, New Delhi
Class : Class 9
Mississippi River

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

Ans 1:

Saniya Wasnik from Chanda Public School, Chandrapur
Class : Class 8
Einstein has IQ of 160. Telsa has IQ of 200 (it is believed) Darwin has IQ of 135. And Newton has IQ of 170-190's range very hish range!

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

Ans 1:

Sanchay from BIS Dwarka, Dwarka
Class : Class 8
Should be something like- 3HCl+HNO3+KOH = KCl+2H2O+HNO3+H2

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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
Benzene compounds are the organic chemical compounds and have chemical formula C6H6 . They are colourless and highly flamable in liquid form.

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

Ans 1:

Subarno Maji from The Assembly of god church school, Purulia , Purulia
Class : Class 7
mental age/physical age*100=iq

Ans 2:

nasr2607@gmail.com from Aurum the Global School, Haldwani
Class : Class 8
mental age/chronicle age * 100 = IQ

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