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Aneesh Balaji from BVBARR school, Hyderabad
Subject :NSO    Class : Class 3

The given diagram shows a fishing boat which sends out ultrasound waves that return after a few seconds. Select the correct statement regarding this.


A The ultrasound waves are used to locate the shoal of fish.
B The ultrasound waves are reflected back from the shoal of fish.
C Sound can travel in water.
D All of these


d

Ans 1:

Aneesh Balaji from BVBARR school, Hyderabad
Class : Class 9
d

Ans 2:

FAIZA AMIN from SAINT XAINS INTERNATIONAL SCHOOL ANANTNAG, ANANTNAG
Class : Class 3
D

Ans 3:

ANSHUL GAJJAR from PODAR INTERNATIONAL SCHOOL, AHMEDABAD
Class : Class 3
D

Ans 4:

Aradhya Shankar from Vibgyor, Kolhapur
Class : Class 4

Ans 5:

Aradhya Shankar from Vibgyor, Kolhapur
Class : Class 4
it is C but how is magntic force acting and not muscular?

Ans 6:

Unmukt from Delhi public school , Hyderabad
Class : Class 5

Ans 7:

Arnav Yadav from Delhi Public School Rohini ,New Delhi, New Delhi
Class : Class 6
tricky one

Ans 8:

Daksh Chanani from Sri Sri academy, Kolkata
Class : Class 7
D , tricky one

Ans 9:

Bhavinkumar Gosai from The New Tulip International School, Ahmedabad
Class : Class 4
How explan

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