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Subject :NSO    Class : Class 7

Sunil and Rohit start at one end of a street, the origin and run to the other end, then head back. On the way back, Sunil is ahead of Rohit. Which statement is correct about the distances run and the displacements from the origin before reaching the origin?

A Sunil has run a greater distance and his displacement is greater than Rohit’s.
B Rohit has run a greater distance and his displacement is greater than Sunil’s.
C Sunil has run a greater distance but his displacement is lesser than Rohit’s.
D Rohit has run a greater distance but his displacement is lesser than Sunil’s.


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Subject :NSO    Class : Class 6

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Subject :NSO    Class : Class 4

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Subject :NSO    Class : Class 7

Ans 1:

Class : Class 7
A: "The average kinetic energy of the molecules" is the right answer.

Ans 2:

Class : Class 7
A The average kinetic energy of the molecules

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Subject :NSO    Class : Class 3

Ans 1:

Class : Class 4
Correct answer=D

Ans 2:

Class : Class 8
I got 10/10

Ans 3:

Class : Class 4
Animals that gnaw have very sharp front teeth and bite repeatedly and chew it hard so, the correct answer is option (D).

Ans 4:

Class : Class 3
Correct answer is D

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Subject :NSO    Class : Class 5

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Subject :NSO    Class : Class 7

Mr Khanna had a pond in his garden, filled with all kinds of aquatic plants. He wanted to prevent mosquitoes from breeding in the pond without harming the plants in any way. He could __________.
(i) Add salt into the water
(ii) Add some goldfish into the pond
(iii) Spray a film of oil on the surface of the pond

A (i) only
B (ii) only
C (iii) only
D (i), (ii) and (iii)


B is correct. As goldfish eat the mosquitoe's eegs

Ans 1:

Class : Class 7

Ans 2:

Class : Class 7
Correct option should be c

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Subject :NSO    Class : Class 4

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Subject :NSO    Class : Class 8

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Subject :NSO    Class : Class 4

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