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Mahak from Sarvodya sr sec school, Jhajjar
Subject :NSO    Class : Class 6

Ans 1:

Sanket Kulkarni from Euroschool, Pune
Class : Class 8
How come solids have started melting at 0 degrees celsius

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ARKAJYOTI BERA from DAV HALDIA, HALDIA
Subject :NSO    Class : Class 5

Ans 1:

ARKAJYOTI BERA from DAV HALDIA, HALDIA
Class : Class 6
Option B

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Arnav Goel from Apeejay School , Noida
Subject :NSO    Class : Class 7

Ans 1:

from ,
Class :
27000

Ans 2: (Master Answer)

Admin from revisewise, Noida
Class : Class 1
The correct answer is B.

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A Kumar from SNSVM, East Singhbhum
Subject :NSO    Class : Class 7

Read the given statements and select the correct option.
Statement 1 : An iron ball at 35°C is dropped in a mug containing water at 305.15 K. Then the heat will flow from the water to the iron ball.
Statement 2 : In convection, heated molecules of a liquid themselves move to carry heat from the hot region to the cold region.

A Both statements 1 and 2 are true and statement 2 is the correct explanation of statement 1.
B Both statements 1 and 2 are true and statement 2 is not the correct explanation of statement 1.
C Statement 1 is true but statement 2 is false.
D Statement 1 is false and statement 2 is true.


very funny sorry good question!!!!!

Ans 1:

DIPTANGSU PARBAT from SOUTH POINT HIGH SCHOOL, Kolkata
Class : Class 7

Ans 2:

Ryan Ganguly from Ebenezer International School, Bangalore
Class : Class 7

Ans 3:

Hritvi from Podar International School, Mumbai
Class : Class 7
Answer is D. There is no way it can be C because the temperature of iron ball is greater than that of water

Ans 4:

A Kumar from SNSVM, East Singhbhum
Class : Class 8
who lol written this

Ans 5:

Joahanna Gabriel from SBIOA International school, Chennai
Class : Class 7

Ans 6:

Aryan Keswani from Delhi Public School, Mathura Road, New Delhi
Class : Class 7
Answer is D. 35 C = 308 K , but in question it says 305 K.

Ans 7:

ANUSHKA PARIDA from INDIRA NATIONAL SCHOOL, PUNE
Class : Class 9
answer is wrong. u yourself have written that ball has higher temperature.so the answer should be C

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siddarth from No School, Bengaluru
Subject :NSO    Class : Class 4

Ans 1: (Master Answer)

Admin from revisewise, Noida
Class : Class 1
The correct answer is B.

Ans 2:

Dishita Santosh Walujkar from Nutan English School, Kurduwadi
Class : Class 4
B

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siddarth from No School, Bengaluru
Subject :NSO    Class : Class 4

Ans 1:

Dishita Santosh Walujkar from Nutan English School, Kurduwadi
Class : Class 4
C

Ans 2:

Bushra aslam from uttam, Ghaziabad
Class : Class 5
C

Ans 3: (Master Answer)

Admin from revisewise, Noida
Class : Class 1
The correct answer is C.

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Debeesmita Lenka from DAV PUBLIC SCHOOL CHANDRASEKHARPUR, BHUBANESWAR
Subject :NSO    Class : Class 5

Ans 1:

Aswath Krishna from DPS EAST, Bengaluru
Class : Class 6
C is the correct answer as comparatively wind will make the clothes dry the fastest.

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Sayyed Saad Aman from Gurukul English School,Beed, Beed
Subject :NSO    Class : Class 3

Ans 1:

Vidit Kishore from Johnson Grammar School, Hyderabad
Class : Class 3

Ans 2:

Smita Roy from Nava Nalanda Santiniketan Shakha, Bolpur
Class : Class 3
C

Ans 3:

Priyanshi Pritam from Vibgyor High, Bangalore
Class : Class 2
d

Ans 4:

Ashwak from Cambridge International School, Saudi Al Dera
Class : Class 7
Answer is D because Y is Duck and X is Penguin both are correct . Hence , answer D is correct .

Ans 5:

Ashwak from Cambridge International School, Saudi Al Dera
Class : Class 7
Answer is D , look at the Venn diagram once .

Ans 6:

Darshini Chakravarty from Pinnacle High International School, Mumbai
Class : Class 4
C is then answer not D

Ans 7:

aarav m from kumarans, bengaluru
Class : Class 3
Yes,answer is D

Ans 8:

Ashwak from Cambridge International School, Saudi Al Dera
Class : Class 7
The correct answer is D not C .

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param ahuja from m.p.s, Ajmer
Subject :NSO    Class : Class 7

Ans 1:

Saranya Kapoor from Shikshantar, Gurugram
Class : Class 10
the answer is (d), as calcium hydroxide is a base and it neutralises the effect of the acids in wastewater

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Praket Tejas from Delhi Public School Indira Nagar Lucknow, Lucknow
Subject :NSO    Class : Class 4

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