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Debarshee Rakshit from DPS Megacity, Kolkata
Subject :NSO    Class : Class 5

Four identical syringes were filled with different substances as shown. In which syringe will the plunger not move at all when pushed in ?

A

B

C

D


Can anybody explain me please ?

Ans 1:

Abhimanyu from Indira National School , Pune
Class : Class 5
when salt is added to water its density increases greatly.therefore it is very tough to push the plunger.

Ans 2:

Praveena from Sri Sankara Senior Secondary, Chennai
Class : Class 5
Salt water

Ans 3:

Smita De from Bishop Cotton Girls School, BANGALORE
Class : Class 6

Ans 4:

Ridhan from SFS janakpuri, New Delhi
Class : Class 5
d

Ans 5:

C P from NO, YES
Class : Class 5

Ans 6:

RIDHASEN PRIYASEN SHAH from The Rajkumar College, Rajkot, Rajkot
Class : Class 4

Ans 7:

Indranuj from Ryan International, Mumbai
Class : Class 9
Salt water

Ans 8:

CHIRAG KHORIA from EVERGREEN PUBLIC SCHOOL, MAYNAGURI
Class : Class 5
tough question

Ans 9:

Ashwak from Cambridge, Jalandhar
Class : Class 9
B

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