APPENDIX 



COMPARISON OF METRICAL WITH ENGLISH MEASURES. 



Measures of Length. 



l 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 2-11 

 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 kilogramrnetres of work. 



Temperature Scales. To convert degrees Fahrenheit into degrees 

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

 degrees C. into degrees F., multiply by f , and add 32 to the result. 



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