APPENDIX 



COMPARISON OF METRICAL WITH ENGLISH MEASURES, 



Measures of Length. 



i millimetre =0-03937 inch. 



i centimetre =0-39371 



i decimetre =3 -93708 inches, 



i metre = 39'3779 



i inch =25*3995 millimetres. 



Measures of Weight. 



i gramme =15-432349 grains. 



i kilogramme =2-2046213 pounds. 



i ounce =28-3495 grammes, 



i pound =453'5926 



Measures of Volume. 



i cubic Centimetre = 0-061027 cubic inch. 



i litre (1,000 cubic centimetres) =61-027052 cubic inches. 



= 1-760773 English or 2'ii 

 American pints. 



=0-22009668 gallon. 



i cubic inch =16-3861759 cubic centimetres. 



i cubic foot =28-3153119 cubic decimetres (or litres). 



i pint =0-567932 litre. 



i gallon =4-5434579 litres. 



Measures of Work. 



i kilogrammetre = about 7-24 foot-pounds. 



i foot-pound =0-1381 kilogrammetre. 



i (kilo)calorie of heat =425-5 kilogrammetres of work. 



Temperature Scales. To convert degrees Fahrenheit into degrees 

 Centigrade, subtract 32, and multiply the remainder by f. To 

 convert degrees C. into degrees F., multiply by ;-}, and add 32 to the 

 result. 



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