National Science Olympiad Forum By SOF Olympiad Trainer - Page 456

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Subject :NSO    Class : Class 5

Ans 1:

Class : Class 7
Correct answer is C

Ans 2:

Class : Class 6
Why?

Ans 3:

Class : Class 8
Hello team, How is it possible?

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Subject :NSO    Class : Class 5

Ans 1:

Class : Class 6
Ans is B because when we wear thin clothes in summer, the sunrays will be absorbed and then sweat will come and then sweat will dry and you will feel cool.

Ans 2:

Class : Class 6
Ans is B because when we wear thin , light-coloured and loose clothes in summer, the sunrays will be absorbed and then sweat will come and then sweat will dry and you will feel cool.

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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

Ans 1:

Class : Class 6
1 no.

Ans 2:

Class : Class 9
b is the answer

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Subject :NSO    Class : Class 4

Ans 1:

Class : Class 8
A

Ans 2:

Class : Class 9
A

Ans 3:

Class : Class 2
The all live in water.

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Subject :NSO    Class : Class 4

Ans 1:

Class : Class 8
A

Ans 2:

Class : Class 9
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 8
B

Ans 2:

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

Ans 3:

Class : Class 2
The answer should be b and d

Ans 4:

Class : Class 8
The answer is WRONG

Ans 5:

Class : Class 4
Solution is wrong.

Ans 6:

Class : Class 7
How come?Please explain

Ans 7:

Class : Class 3
I agree with harry potter from hotle California,california.

Ans 8:

Class : Class 2
yaa ayush

Ans 9:

Class : Class 7
A weight of car not option

Ans 10:

Class : Class 7
Please explain this I did not understand

Ans 11:

Class : Class 6
It has to do with the bad way of the software because I had pressed B but it is showing that I had Pressed A.

Ans 12:

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

Ans 13:

Class : Class 7
how is it A

Ans 14:

Class : Class 7
how does the weight of the car pull it down???

Ans 15:

Class : Class 7
Q is wrong, as earth's gravity is due to its magnetic force. the correct answer is a, b, and c.

Ans 16:

Class : Class 4
the answer should be C ... it can never be A ... Master answer pleeeeeese explain

Ans 17:

Class : Class 5
Thanks Rayansh

Ans 18:

Class : Class 4
How can it be weight of the car?

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Subject :NSO    Class : Class 4

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Subject :NSO    Class : Class 8

Ans 1:

Class : Class 8

Ans 2:

Class : Class 8

Ans 3:

Class : Class 9

Ans 4:

Class : Class 8

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Subject :NSO    Class : Class 4

Ans 1:

Class : Class 8
D

Ans 2:

Class : Class 7

Ans 3:

Class : Class 5
Thank You Swarit

Ans 4:

Class : Class 6
D

Ans 5:

Class : Class 6
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 6:

Class : Class 5
I thought the answer is c

Ans 7:

Class : Class 7
YES D

Ans 8:

Class : Class 3

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