INDEX. 



The numerals refer to the pages. 



Aberration, constant of, 01 

 Absolute temperatures, 22 



units, 38 



Acceleration clue to gravity, 13 

 Air, mass of, dry and moist, 31 

 Alcohol, density of dilute, 66, 68 

 Analysis, factors for, 63, 64 

 Angles, functions of, 4 



measures of, 8 



Aqueous vapour, tension of, 29 

 Area, measures of, 9 

 Areas, mensuration of, 7 

 Atmosphere, pressure of the, 21 

 Atomic weights, common, 56 



rare, 62 



multiples of, (55 



B. A., unit of resistance, 42, 43 

 Barometer, standard height of, 21 

 Batteries, E M. F. of, 46 

 Boiling points, 24 



Calendar, 90 



Capacity specific inductive, 40 

 Carbon dioxide in air, 6P, 78 

 C. G. S. system of units, 38 

 Chemical action, heat of, 7077 

 Circu'ar polarisation, 34 

 Combustion, heat of, 77 

 Composition of air, 78 

 Compressibility, 16 

 Concert pitch, 36 

 Conductivity for electricity, 48 



heat, 32 



Cosecants, Cosines, Cotangents, 4 

 Crith, 78 

 Crushing, resistance to, 18 



Cube, Cube roots, 1 

 Currents, heating effects of, 44 



Day, length of the, 8 

 Declination, magnetic, 53 55 

 Density of acids, 67 



alcohol and alkalies, 6s 



art. compounds, 56 



nat. comp. mixtures, 14 



earth, 89 



elements, 56 



sodium chloride sol. 68 

 Diatonic scale, 36 

 Dimensions of earth, 88 



of units, 38 

 Dip, angle of, 5355 

 Distances and areas on globe, { 



on maps, 88 

 Dyne, 39 



Earth, density of the, 89 



dimensions of, 88 



distances on, 87 



dist. from sun, 92 

 Elasticity, modulus of, 17 

 Electrolysis, 44 

 E. M. F. of batteries, 46 

 Equivalent mech. of heat, 32 

 Erg, 39 

 Expansion of liquids, 24 



of solids, 23 



Factorials, 5 



logs, of, 6 



Factors for analysis, 63, 64 

 Fusion, points of, 23 



H 



