Subject :NSO Class : Class 6
Rishi performed the following activity:
Rishi came to which one of the following conclusions?
AAir occupies space
BAir has oxygen
CAir has mass
DBoth A and B
Ans 1:
Class : Class 9
Thank you jyoti but don't post this message so many times
Ans 2:
Class : Class 10
The correct option is D as of you actually perform it , you will see that water rises by 21% this is as combustion required oxygen which is about 21%in volume . Since it was exhausted , and space occupied air was lowered by 21%. , The water rose . This it proves
1) air has space
2) air has oxygen
Ans 3:
Class : Class 10
The correct option is D as of you actually perform it , you will see that water rises by 21% this is as combustion required oxygen which is about 21%in volume . Since it was exhausted , and space occupied air was lowered by 21%. , The water rose . This it proves
1) air has space
2) air has oxygen
Ans 4:
Class : Class 10
The correct option is D as of you actually perform it , you will see that water rises by 21% this is as combustion required oxygen which is about 21%in volume . Since it was exhausted , and space occupied air was lowered by 21%. , The water rose . This it proves
1) air has space
2) air has oxygen