National Science Olympiad Forum By SOF Olympiad Trainer

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Subject :NSO    Class : Class 5

Ans 1:

Class : Class 6
THE ANSWER IS A. THEY ARE COMPETING

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Subject :NSO    Class : Class 5

Ans 1:

Class : Class 6
The correct option is option B. Work is a force that moves an object.

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Subject :NSO    Class : Class 5

Ans 1:

Class : Class 5
Option C as Rohan and Anu made the correct statements

Ans 2:

Class : Class 5
Option C as Rohan and Anu made the correct statements

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Subject :NSO    Class : Class 5

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Subject :NSO    Class : Class 3

Ans 1:

Class : Class 3
D

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Subject :NSO    Class : Class 7

An electric kiln has a device in it to prevent the kiln from getting too hot. The metals in the bimetallic strips expand at different rates and bend when heated. The contact points move apart and electric current stops flowing.

This device works when, _______.

AQ expands more than R, and P expands more than S
BR expands more than S, and Q expands more than P
CP expands more than Q, and R expands more than S
DP expands more than R, and S expands more than Q


Can someone explain this question with diagram?

Ans 1:

Class : Class 8
option B because of expansion the contact point get diverted

Ans 2:

Class : Class 8
option B because of expansion the contact point get diverted

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Subject :NSO    Class : Class 6

Ans 1:

Class : Class 6
not all physical changes are reversible

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Subject :NSO    Class : Class 4

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Subject :NSO    Class : Class 4

Ans 1: (Master Answer)

Class : Class 1
The correct answer is D.

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Subject :NSO    Class : Class 4

Ans 1:

Class : Class 4
B SHOULD BE THE RIGHT ANSWER BECAUSE WE ARE PLOTTING NO. OF DEATHS AND NOT NO. OF ORGANISMS...SO AS THE AMOUNT OF REFUSE INCREASES THE NO. OF DEATHS WILL INCREASE TILL ALL THE ORGANISMS DIE AND THUS THE DEATHS DECEASE

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