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Subject :NSO    Class : Class 4

Kunal pushed down a toy car from top of a racing track as shownin the diagram. The arrows show the direction of movement of the car. Which of the following statements are correct?
1.The car has the most gravitational potential energy at P.
2.The car has the most kinetic energy at P.
3.The car used up all its energy at U.
4.The car has the least kinetic energy at R.
5.The car at U stops, as its gravitational potential energy has been converted to kinetic, heat and sound energy.


A1 and 3
B1 and 5
C2, 3 and 4
D2, 4 and 5


Ans 1: (Master Answer)

Class : Class 1

B


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Subject :NSO    Class : Class 4

Ans 1: (Master Answer)

Class : Class 1

B


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Subject :NSO    Class : Class 3

Ans 1:

Class : Class 2
b

Ans 2:

Class : Class 4

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Subject :NSO    Class : Class 7

Ans 1: (Master Answer)

Class : Class 1

B


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Subject :NSO    Class : Class 3

Ans 1:

Class : Class 4
Roasting,Boiling and pickling are also cooking methods.option a

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Subject :NSO    Class : Class 5

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Subject :NSO    Class : Class 5

Ans 1: (Master Answer)

Class : Class 1

D

Wooden houses are not very strong. So, floodwater can easily break down wooden houses and carry away the debris.


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Subject :NSO    Class : Class 1

Ans 1: (Master Answer)

Class : Class 1

Option D is the correct answer. It shows a full moon. Full Moon means we can see the whole round moon at night.


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Subject :NSO    Class : Class 5

Radhika took three beakers and poured equal amounts of three different types of soils X, Y and Z into them as shown in the figure I.

She then poured equal amount of water into each beaker at the same time. Figure II shows the set-ups after the water has been added.

Identify type of soils X, Y and Z and select the correct statement.

AX type of soil is mostly found in deserts whereas Y type of soil is mostly found on sea shore.
BSoil X can hold adequate amount of nutrients.
CSoil X is difficult to plough whereas soil Z can be ploughed easily.
DBacteria and other soil organisms cannot breathe inside the soil X.


Ans 1: (Master Answer)

Class : Class 1

B

Soil X, Y and Z represent loamy soil, sandy soil and clayey soil respectively. Y type of soil is mostly found in deserts as well as on sea shores. Soil Z is difficult to plough whereas soil Y can be ploughed easily. Bacteria and other soil organisms cannot breathe inside soil Z.


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Subject :NSO    Class : Class 6

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