CONTENTS 



SECTION I. PHYSICS 



CHAPTER I 

 FORMS OF MATTER - 1 



CHAPTER II 



MEASUREMENT OF LENGTH 4 



CHAPTER III 



MEASUREMENT OF AREA - 11 



CHAPTER IV 

 MEASUREMENT OF VOLUME 17 



CHAPTER V 

 INERTIA. FORCE. GRAVITATION 23 



CHAPTER VI 



MASS AND WEIGHT - 26 



CHAPTER VII 



PARALLEL FORCES. CENTRE OF GRAVITY. THE LEVER - 29 



CHAPTER VIII 

 THE LEVER AND BALANCE 38 



CHAPTER IX 



MEASUREMENT OF DENSITY - 44 



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