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Kush Malpani from Cathedral and John Connon Senior School, Mumbai
Subject :NSO    Class : Class 7

Ans 1:

Harshdeep roy from Bhavans School , Nagpur
Class : Class 7
Answer is option D

Ans 2:

Harshdeep roy from Bhavans School , Nagpur
Class : Class 7
Answer is option D.

Ans 3:

aditya from city pride school , Pune
Class : Class 7
D . because it is constant and in a specific direction

Ans 4:

Harshdeep roy from Bhavans School , Nagpur
Class : Class 7

Ans 5:

aditya from city pride school , Pune
Class : Class 7
D . because it is constant and in a specific direction

Ans 6:

Harshdeep roy from Bhavans School , Nagpur
Class : Class 7

Ans 7:

Harshdeep roy from Bhavans School , Nagpur
Class : Class 7

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Sarika Lalwani from vibgyor, Kolhapur
Subject :NSO    Class : Class 5

Ans 1:

Aryan Sirohi from Mount LItera Zee School, Bangalore
Class : Class 8
The answer is D] Bottle opener

Ans 2:

Mohammed Najl from GEMS New Millennium School Al Khail, Dubai
Class : Class 5
the answer is B

Ans 3:

anita from Manan Vidya Ranchi, Ranchi
Class : Class 4
A

Ans 4:

Harsh Sobti from the samhita academy, BLR
Class : Class 5
b b b b b b b b b b b b b b b b b b b b b b b

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Rajendra Mishra from Kendriya Vidyalaya, Koliwada, Kane Nagar, Mumbai
Subject :NSO    Class : Class 6

Ans 1:

PS Gour from Chirec international schoo The best 30 years and beyond, Hyderabad
Class : Class 7
pl answer i think the answer will be(i),(iii) and (iv).please check and tel me if im correct

Ans 2:

Anika Saha from New Town School, KOLKATA
Class : Class 6
B

Ans 3:

Adithi Keshava from National Center For Excellence , Bangalore
Class : Class 6
No iron fillings and sand are heavy

Ans 4:

Arjun gupta from Dps noida , Noida
Class : Class 7
iron filings and sand can also be separated from winnowing

Ans 5:

KEERTHANA SHIBU from INDIAN SCHOOL GHOUBRA, Oman
Class : Class 6
checked in google sof gave right answer

Ans 6:

Keshav Gupta from Prarambhika, Patna
Class : Class 6
B

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Kush Malpani from Cathedral and John Connon Senior School, Mumbai
Subject :NSO    Class : Class 7

Ans 1:

Pratyush Mehrotra from STUDY HALL LUCKNOW, Lucknow
Class : Class 4

Ans 2:

Pratyush Mehrotra from STUDY HALL LUCKNOW, Lucknow
Class : Class 4

Ans 3:

dhairya mittal from vidyashram international school jodhpur, Jodhpur
Class : Class 5

Ans 4: (Master Answer)

Admin from revisewise, Noida
Class : Class 1
The correct answer is A.

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ATHARVAA PAUNIPAGAR from VIBGYOR HIGH, GOREGAON, MUMBAI, Mumbai
Subject :NSO    Class : Class 1

Ans 1:

Archita Dash from DPS ecity, Bengaluru
Class : Class 4
D

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ATHARVAA PAUNIPAGAR from VIBGYOR HIGH, GOREGAON, MUMBAI, Mumbai
Subject :NSO    Class : Class 1

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Vivek from Adarsha vidyalaya, Holenarasipura
Subject :NSO    Class : Class 10

Ans 1:

Rahul Barodia from School of Scholars , Amravati
Class : Class 10
It is because diamonds contain no free electron and hence do not conduct electricity.

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Manish from , Pune
Subject :NSO    Class : Class 5

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Manish from , Pune
Subject :NSO    Class : Class 5

Ans 1:

anita from Manan Vidya Ranchi, Ranchi
Class : Class 4
B

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ATHARVAA PAUNIPAGAR from VIBGYOR HIGH, GOREGAON, MUMBAI, Mumbai
Subject :NSO    Class : Class 1

Ans 1: (Master Answer)

Admin from revisewise, Noida
Class : Class 1
The correct answer is C.

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