Answers

2015-10-09T06:08:15+05:30
→Density=[mass/volume]
The amount per unit size of any substance is called density.

I
NCREASING DENSITY:
Air→Exhaust from chimneys→cotton→Water→Honey→Chalk→Iron.
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2015-10-09T10:50:31+05:30
Density is defined as the mass of a material contained in unit volume.
Mathematically, Density = Mass/Volume
It's SI unit is kg/m^3.

In order of increasing density
air < exhaust from chimneys < cotton < water < honey < chalk < iron.



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