Subject :NSO Class : Class 9
Which of the following represents the correct increasing order of the densities of given substances?
A Cotton < Exhaust from chimneys > Honey < Iron < Air
B Air < Exhaust from chimneys < Cotton < Honey < Iron
C Cotton < Air < Exhaust from chimneys < Iron < Honey
D Air < Cotton < Exhaust from chimneys < Iron < Honey
grghthe
Ans 1:
Class : Class 9