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Shriya Prakash from NPS International, Singapore
Subject :NSO    Class : Class 6

Ans 1:

Shreyasi Padihary from The Cambridge International School , Bangalore
Class : Class 7
Galvanization is the process of applying a protective zinc coating to steel or iron surface, to protect it from rusting. The steel parts are submerged in a bath of molten zinc. While steel is immersed in zinc, a metallurgical reaction occurs between the iron in the steel and the molten zinc. So, this is a chemical process.

Ans 2:

Eshan and Avani from Radhwa International School, Munger
Class : Class 7
Galvanization is a physical change. it is correct statement

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archana shaji from nps , Bengaluru
Subject :NSO    Class : Class 6

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Sargah Surya from bgsnps, Bengaluru
Subject :NSO    Class : Class 7

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Arav Gupta from St Stephens School, Chandigarh
Subject :NSO    Class : Class 6

Ans 1:

Siddhartha from Gyanfort school, Farrukhabad
Class : Class 6
Answer is B

Ans 2:

hari teja from st andrews high school,, secunderabad
Class : Class 6
D should be correct

Ans 3:

Anvi from DPS, Noida
Class : Class 9
i guess D is also correct

Ans 4:

Prakhar Gautam from Learning paths, Mohali
Class : Class 7
d is correct

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SHARWAKSH S TIWARY from ANAND NIKETAN BHADAJ CAMPUS, AHMEDABAD
Subject :NSO    Class : Class 6

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PRABHMEHAR KAUR from prabhmehar kaur, chabua
Subject :NSO    Class : Class 7

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Jahnavi Srikoti from narayana, Ghaziabad
Subject :NSO    Class : Class 7

Ans 1:

DIVYA PRAKASH from ST.MICHAEL'S HIGH SCHOOL, PATNA
Class : Class 8
it is very good

Ans 2:

Harshith mh from Freedom International School, bangalore
Class : Class 7

Ans 3:

somesh from Centre point katol road, Nagpur
Class : Class 6
Ans is b

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Suvid Singhal from Salwan Public School , Gurgaon
Subject :NSO    Class : Class 9

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Ainesh Bhuniya from Utpal Sanghvi, Mumbai
Subject :NSO    Class : Class 3

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Rajas Khare from P G Garodia school, Mumbai
Subject :NSO    Class : Class 4

Ans 1:

Aaryav Misra from Vibgyor High, Bengaluru
Class : Class 4
Don't we have to use Distillation or evaporation

Ans 2:

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

Ans 3:

Ashwak from Cambridge, Jalandhar
Class : Class 9
C

Ans 4:

Rasha Ranjan from DPS NOIDA , Noida
Class : Class 5

Ans 5:

Sargun Maini from The Khaitan School, NOIDA
Class : Class 6

Ans 6:

Sachin Handore from ,
Class : Class 1
Option A is repeated

Ans 7:

Aaditva from Vasant Valley School, New Delhi
Class : Class 8
5678765456

Ans 8:

Aaditva from Vasant Valley School, New Delhi
Class : Class 8

Ans 9:

Aaryav Misra from Vibgyor High, Bengaluru
Class : Class 4
Won't the mud mix with the water?

Ans 10:

Shraddha S Nair from Bright CBSE, Day school vasna, Vadodara
Class : Class 7

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