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Subject :NSO    Class : Class 8

Ans 1: (Master Answer)

Class : Class 1
The correct answer is D.

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Subject :NSO    Class : Class 8

Ans 1:

Class : Class 8
2272-875= perfectly divisible by N, 1397=multiple of N, factorisation of 1397 = 11*127, as 127 is a 3 digit no., N = 127, 1+2+7=10

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Subject :NSO    Class : Class 8

Ans 1: (Master Answer)

Class : Class 1
The correct answer is c.

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Subject :NSO    Class : Class 5

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Subject :NSO    Class : Class 8

Read the given statements and mark the correct option.

Statement 1 : Copper sulphate solution is a good conductor of electricity.
Statement 2 : Conduction of electricity takes place in liquids due to flow of ions.

ABoth statements 1 and 2 are true and statement 2 is the correct explanation of statement 1.
BBoth statements 1 and 2 are true but statement 2 is not the correct explanation of statement 1.
CStatement 1 is true but statement 2 is false.
DStatement 1 is false but statement 2 is true.


Ans 1: (Master Answer)

Class : Class 1
The correct answer is A.

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Subject :NSO    Class : Class 6

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Subject :NSO    Class : Class 5

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Subject :NSO    Class : Class 5

Which of these is true about the speed of sound through solids, liquids and gases?
           Solid                    Liquid            Gas
ASlow                     Faster          Fastest
BAverage speed    Fastest          Slowest
CSlowest                Fastest         Average speed
DFastest                 Slower         Slowest


explanation

Ans 1:

Class : Class 6
how atmosphere(the medium of sound we normally use) tell sound faster or in waterP.S it is showing ans d

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Subject :NSO    Class : Class 4

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Subject :NSO    Class : Class 4

Read the given statements and select the correct option.
Statement 1 : Snake and crocodile are cold blooded animals.
Statement 2 : Snake and crocodile breathe through moist skin.

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


Ans 1:

Class : Class 3
Through dry skin

Ans 2:

Class : Class 3
How do snakes and crocodiles breathe then?

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