Frank ICSE Solutions for Class 9 Physics - Measurement PAGE NO: 15 Solution 1: Measurement is an act or the result of comparison of a quantity whose magnitude is unknown with a predefined standard.Solution 2: The physical quantities like mass, length and time which do not depend on each other are known as fundamental quantities.Solution 3: Length, mass, time are … [Read more...] about Frank ICSE Solutions for Class 9 Physics – Measurement