National Science Olympiad Forum By SOF Olympiad Trainer - Page 79
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Mahith from nhps, bangalore
Subject :NSO    Class : Class 2

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Mahith from nhps, bangalore
Subject :NSO    Class : Class 2

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Sushree snehasikta behera from Mother's public school , Bhubaneswar
Subject :NSO    Class : Class 4

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Prateek Veekshith Kurmala from Sri Sathya Sai Vidya Vihar, Hyderabad
Subject :NSO    Class : Class 3

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Prateek Veekshith Kurmala from Sri Sathya Sai Vidya Vihar, Hyderabad
Class : Class 3
I thought it was D

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Prateek Veekshith Kurmala from Sri Sathya Sai Vidya Vihar, Hyderabad
Class : Class 3
Why is it B?

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Sanvi from K R Mangalam, Ghaziabad
Subject :NSO    Class : Class 8

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Mahith from nhps, bangalore
Subject :NSO    Class : Class 2

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Yashika from Mvn SCHOOL , Faridabad
Subject :NSO    Class : Class 3

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Awani Ajit Surwade from Aaryans World School, Bhilarewadi Pune
Class : Class 4

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swastida from sandipani, nagpur
Class : Class 3
2 only

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Jai Ranjan from Next school , Mumbai
Subject :NSO    Class : Class 6

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Ayush Ku Pal from Delhi Public School, Nalconagar Angul
Subject :NSO    Class : Class 8

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yashovardhan from ,
Class : Class 8
Distance travelled by Sound 2 is 800m... (500 m 300 m) so the answer is 1.81 s

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Ayush Ku Pal from Delhi Public School, Nalconagar Angul
Subject :NSO    Class : Class 8

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