National Science Olympiad Forum By SOF Olympiad Trainer - Page 52

User Forum

Subject :NSO    Class : Class 6

Ans 1:

Class : Class 7
The television converts electrical energy into sound and light. Also, television sets get warm because they produce some unwanted heat energy. So, R is the required answer.Hence option C is the correct answer.

Post Your Answer

Subject :NSO    Class : Class 7

Post Your Answer

Subject :NSO    Class : Class 7

Post Your Answer

Subject :NSO    Class : Class 4

Post Your Answer

Subject :NSO    Class : Class 6

Post Your Answer

Subject :NSO    Class : Class 5

Post Your Answer

Subject :NSO    Class : Class 4

Post Your Answer

Subject :NSO    Class : Class 5

Ans 1:

Class : Class 5
A.i,ii and iii only

Post Your Answer

Subject :NSO    Class : Class 5

Post Your Answer

Subject :NSO    Class : Class 5

Ans 1:

Class : Class 6
D: One-fifth oxygen and four-fifth nitrogen and other gases

Ans 2:

Class : Class 5
D.one- fifth oxygen and four- fifth nitrogen and all other gases

Post Your Answer