National Science Olympiad Forum By SOF Olympiad Trainer

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Subject :NSO    Class : Class 4

Ans 1:

Class : Class 7
Jupiter has 3 rings. Uranus has 13 rings. Neptune has 5 rings

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Class : Class 4
Uranus

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Class : Class 4
The full form of IAU is International Astronomical Union.

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Class : Class 8
Uranus

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Class : Class 5
uranus

Ans 6:

Class : Class 8
Jupiter has 3 Rings, Uranus has 13 Rings, Neptune has 6 Rings & Saturn has 12 Rings.

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Subject :NSO    Class : Class 10

Ans 1:

Class : Class 10
regular

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Subject :NSO    Class : Class 7

Ans 1:

Class : Class 8
it reach stomach because of Peristalsis movement

Ans 2:

Class : Class 7
peristaltic movement

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Subject :NSO    Class : Class 9

Ans 1:

Class : Class 10
(a)livestocks,algae

Ans 2:

Class : Class 10
neem leaves

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Subject :NSO    Class : Class 7

Ans 1:

Class : Class 10
Metals that conduct heat allow free electrons to roam around, which vibrate and conduct energy, while heat insulators do the opposite.

Ans 2:

Class : Class 7
Convection is the transfer of heat through liquids or gases. Example: When cold air enters your home, it mixes with warm air. Heat energy is transferred to the cooler air, and the overall temperature of the room is lowered. Result: More energy is required to replace the heat transferred to the cooler air.

Ans 3:

Class : Class 5
BECAUSE IT IS AN INSULATOR.....IT CANNOT CONDUCT ELECTRICITY.....

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Subject :NSO    Class : Class 7

Ans 1:

Class : Class 8

Ans 2:

Class : Class 8
Wood doesn't even enter the liquid phase when it gets hot. It cannot even sublime.

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Subject :NSO    Class : Class 6

Ans 1:

Class : Class 6
density of wood is less than water.

Ans 2:

Class : Class 6
Specific gravity/density

Ans 3:

Class : Class 7
Wood floats in water as its density is less than the density of water

Ans 4:

Class : Class 7
wood floats in water because it weighs less than amount of water

Ans 5:

Class : Class 6
its density

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Subject :NSO    Class : Class 8

Ans 1:

Class : Class 10
nO, IT GOES UNDER pure beta decay without any gamma radiation

Ans 2:

Class : Class 8
I don't think it does

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Subject :NSO    Class : Class 6

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Subject :NSO    Class : Class 6

Ans 1:

Class : Class 7
Exosphere (10,000 kilometres from Earth's surface).

Ans 2:

Class : Class 6
exosphere

Ans 3:

Class : Class 9
1000 km

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