National Science Olympiad Forum By SOF Olympiad Trainer

User Forum

Subject :NSO    Class : Class 3

Ans 1:

Class : Class 4

Ans 2:

Class : Class 4
please explain how

Ans 3:

Class : Class 3
PLEASE EXPLAIN HOW

Ans 4:

Class : Class 4
Option C is correct

Ans 5:

Class : Class 3
Both North and South have the sunlight from morning to afternoon so maximum time of sunlight. East has only morning and west has only afternoon so they have lesser time

Post Your Answer

Subject :NSO    Class : Class 7

Ans 1: (Master Answer)

Class : Class 1
The correct answer is B.

Ans 2:

Class : Class 8
How is it 200m? I am getting 800m.

Ans 3:

Class : Class 7
The correct answer is B. In 4sec the objet increases its speed to 200m/s . Acceleration=(200-0)÷4 = 50m/s^2. S=ut 1/2×at^2. Solve it you'll get 400m. a=acceleration(50), t=time(4), u=initial velocity(0) and s is displacement(consider it distance travelled)

Post Your Answer

Subject :NSO    Class : Class 5

Post Your Answer

Subject :NSO    Class : Class 8

Ans 1:

Class : Class 9
sea weed and bird only are in line with the laser. we can see only these.

Post Your Answer

Subject :NSO    Class : Class 8

Ans 1:

Class : Class 8
Coal is a fuel with high carbon content derived from destructive distillation of coal.

Post Your Answer

Subject :NSO    Class : Class 8

Ans 1:

Class : Class 8
correct answer is D because in the reactivity series,copper lies below hydrogen which means that hydrogen cannot be displaced by copper from its salt solution.

Ans 2:

Class : Class 8
The correct option is D. Because if you see the reactivity table copper is placed below hydrogen.So it is not more reactive than hydrogen and cannot replace it from its compound.

Post Your Answer

Subject :NSO    Class : Class 7

Ans 1: (Master Answer)

Class : Class 1
The correct answer is A.

Post Your Answer

Subject :NSO    Class : Class 7

Ans 1:

Class : Class 7
A

Post Your Answer

Subject :NSO    Class : Class 5

Post Your Answer

Subject :NSO    Class : Class 5

Post Your Answer