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Harshad Kumar from Rajagiri Public School, Doha
Subject :NSO    Class : Class 4

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Tanushree from Asian International School, Colombo
Subject :NSO    Class : Class 7

Ans 1:

Surbhi Raul from DPS Bangalore East, BENGALURU
Class : Class 7

Ans 2:

siddarth from No School, Bengaluru
Class : Class 7
formation of clouds is irreversible

Ans 3:

nishka Alpesh Lad from U S Ostwal English Academy, Mumbai
Class : Class 7

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Anagha s Karnis from vijaya vittala vidyashala, MYSORE
Subject :NSO    Class : Class 7

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Anagha s Karnis from vijaya vittala vidyashala, MYSORE
Subject :NSO    Class : Class 7

The object starts from O having a straight line motion along the path OPQRS is represented by the distance-time graph shown in figure. Match the given statements to the different parts of the graph correctly.



(i) Object is moving with maximum speed.
(ii) Object starts moving in reversed direction.
(iii) Object is at rest.
(iv) Average velocity of object is zero.

(i) (ii) (iii) (iv)
A OS OP RS PQ
B OP RS QR OS
C PQ RS OP QR
D QR PQ OS OP


answer is d

Ans 1:

Anagha s Karnis from vijaya vittala vidyashala, MYSORE
Class : Class 8
During OP, distance travelled is maximum for a small period of time. Hence answer is B

Ans 2:

Rohan David from Oakridge International school, Hyderabad
Class : Class 7

Ans 3:

Rohan David from Oakridge International school, Hyderabad
Class : Class 7

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arnab chatterjee from dps gurgaon, gurgaon
Subject :NSO    Class : Class 5

Ans 1:

Saanjh Puthran from Dr. Pillai Global Academy, Mumbai
Class : Class 5
It is slightly confusing :-(

Ans 2:

Hari Govind from Delhi Public School Chandigarh , Chandigarh
Class : Class 6

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NEHA JAIN from K.R manglam world school, ghaziabad
Subject :NSO    Class : Class 5

Ans 1:

Dola Sai Anushka from Global Indian International school, singapore
Class : Class 5

Ans 2:

Pragya Mahajan from BCM Arya Model Sr Sec School, Ludhiana
Class : Class 8

Ans 3:

Saanvi Prasad from DPS Noida, Noida
Class : Class 5

Ans 4:

Saanjh Puthran from Dr. Pillai Global Academy, Mumbai
Class : Class 5
B.Because it allows us to see only a hazy picture of the boy's face.

Ans 5:

Fiza from ABCD, Cochin
Class : Class 5
A is opaque, B is translucent and C is transparent.

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Anirudh from Modern senior secondary school , CHENNAI
Subject :NSO    Class : Class 5

Ans 1:

suday ghai from DPS NOIDA, GAUTAM BUDDHA NAGAR
Class : Class 5

Ans 2:

Tanmay kaushal from ICSE, Mumbai
Class : Class 5

Ans 3:

Pratham Dave from GNS, Bangalore
Class : Class 6
C is the answer to this question

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NEHA JAIN from K.R manglam world school, ghaziabad
Subject :NSO    Class : Class 5

Ans 1:

Bhavya Agrawal from Cambridge Court High School , JAIPUR
Class : Class 6

Ans 2:

Koustavi Chakraborty from DELHI PUBLIC SCHOOL, PUNE
Class : Class 5
sublimation as it is the process of solid changing to gas directly..so c is the correct answer..

Ans 3:

Pratik Gupta from MPS, Abu Dhabi
Class : Class 5
yes

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Abhinha Ajay Ovhal from Podar International School, Latur
Subject :NSO    Class : Class 1

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Mohammed Kashif Ahamed from Smt Kamalabai Educational Trust, Bangalore
Subject :NSO    Class : Class 6

Ans 1:

Shikhar Mallick from Holy Cross School, Agartala
Class : Class 7

Ans 2:

ARUNAV from DPS VINDHYANAGAR, VINDHYANAGAR
Class : Class 6
By mistake I wrote the wrong answer because I did not seem the question that it was return metal ball

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