National Science Olympiad Forum By SOF Olympiad Trainer

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Subject :NSO    Class : Class 5

Ans 1:

Class : Class 6
D

Ans 2:

Class : Class 6
D

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Subject :NSO    Class : Class 6

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Subject :NSO    Class : Class 4

Ans 1:

Class : Class 4
A

Ans 2:

Class : Class 5
A

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Subject :NSO    Class : Class 4

Ans 1:

Class : Class 5
A

Ans 2:

Class : Class 4
A

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Subject :NSO    Class : Class 4

A toy car is released from point Q of the ramp and travels towards point P. What is/are the force(s) responsible for pulling the car towards point P?

(A) Weight of the car
(B) Earth’s gravity
(C) Earth’s magnetic field
(D) Frictional force between the wheels and the ramp

A (B) only
B (A) and (B) only
C (B) and (D) only
D (A), (B), (C) and (D)


weight of the car should not be called a force. Gravity is the only force that is pulling the car here. answer should be A

Ans 1:

Class : Class 4
A weight of car not option

Ans 2:

Class : Class 4
how is it A

Ans 3:

Class : Class 4
How come?Please explain

Ans 4:

Class : Class 5
I thought the answer is c because every option makes the car move.

Ans 5:

Class : Class 4
B

Ans 6:

Class : Class 4
Please explain this I did not understand

Ans 7:

Class : Class 5
Sorry ,i thought d instead of c.

Ans 8:

Class : Class 4
The answer is WRONG

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Subject :NSO    Class : Class 4

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Subject :NSO    Class : Class 8

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Subject :NSO    Class : Class 4

Ans 1:

Class : Class 5
A hand blender runs on electricity. When it is switched on, its blades rotate and a sound is also produced as the motor starts. Thus, electrical energy changes into kinetic energy and sound energy.

Ans 2:

Class : Class 4
D

Ans 3:

Class : Class 5
I thought the answer is c

Ans 4:

Class : Class 4
YES D

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Subject :NSO    Class : Class 6

Ans 1:

Class : Class 6
not cit is b

Ans 2:

Class : Class 6
it is d not c

Ans 3:

Class : Class 6
C no.

Ans 4:

Class : Class 4
C is NOT THE ANSWER

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Subject :NSO    Class : Class 3

Ans 1:

Class : Class 7
It's wrong because Football is an outdoor game and chess is an indoor game so the ans is "C"

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