The mass per unit volume of a substance is called density (density = mass/ volume). Arrange the following in order of increasing density-air, exhaust from chaimnays, honey, water, chalk, cotton and iron.

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Chapter 1

NCERT

Class 9

Science

Solutions

1. The mass per unit volume of a substance is called density (density = mass/ volume). Arrange the following in order of increasing density-air, exhaust from chaimnays, honey, water, chalk, cotton and iron.

Question:

The mass per unit volume of a substance is called density (density = mass/ volume).Arrange the following in order of increasing density-air, exhaust from chimneys, honey, water, chalk, cotton and iron.

Answer:

Density of matter in order of increasing–air < exhaust from chimneys < cotton < water < honey < chalk < iron.

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