8 



EVERYDAY SCIENCE 



References are to pages 



Fall line (of rivers) . . . 547-548 



Faraday's discovery . . . 495-497 



Farm and garden .... 307-346 



base of civilized life . . . 307 



building material ana 



clothing 307 



Fats and oils . 423, 425-429, 456 



carbohydrates 425 



food properties of ... 425-428 



functions of 425-429 



oxidation 429 



Fault (in land-structure) . . 513-514 



Fauna (animals) 530 



Ferret's Law 219 



Fertility (of soils) .... 308-315 



causes of 308 



Fertilizers (of soils) . 315-319, 345 



Fertilizing (of flowers) . 334, 390- 



392, 405 



Field of force (of magnets) 476-477 

 Filaments (of incandescent 



lamps) 487 



Filters 143 



Fingal's Cave (wave-erosion) . 160 

 Fire (caused by earthquakes) . 515 



Fire-control 77-80 



Fire-extinguishment .... 94 

 Fishes (vertebrates) . 400, 533-534 



carnivorous 533-534 



Flood basins 338 



Flood plains . . . 181-182, 185 



Flood tide 164 



Flooding (in irrigation) 330-331, 346 



Flora (plants) 530 



Flowers (of plants). . 387-392,422 



colors of 390 



extraneous means of fertiliz- 

 ing 390-392 



function of 387 



scents of 390 



seed dispersal of .... 392 



structure of 387 



Foci (of axis) ....... 26 



Fog 104 



Food . . . 303, 313-314, 373, 383, 



398-421, 423, 425-441, 445- 



448, 451-457, 536 



absorption of 421 



alcohol and tobacco vs. . . 457 



Food Continued 



bacteria in . 435-439, 445-449 



beverages 427,430, 



431-432, 446-448 



classes of, fundamental . . 425 



carbohydrates. . . 383,423, 



425-428, 456 



fats and oils 423, 425-429, 456 



proteins . 383, 423, 425-429, 456 



composition of .... 426, 456 



conservation of .... 440-441 



cooking and preparation of 



433-434, 457 



decay of 303, 438 



diet, balanced . . . . . 431 



disease caused by . . 445-447, 



452-455 



energy through . . . 399, 419, 

 428, 430, 456 



health vs 425-433 



life dependent on . 419, 425-426 



chlorophyll in leaves 382-383, 



399, 400, 419, 425-426 



minerals in 430 



pasteurization 447 



storage of, by animals . . . 536 

 tissue-making and tissue-re- 

 pair by 313-314 



varieties of : 



animal (eggs, meats, milk, 



etc.) . . 427-430,446-447 

 vegetable (grains and 

 cereals, fruits, mush- 

 rooms, nuts, roots) 313, 373, 

 398-399, 419, 425-426, 

 430-431,435,437-438 

 vitamins (vital element of life 

 in food) .... 430-431,456 



water vs 428 



Force (attraction) . . 43-49, 58, 93, 

 326, 476-477 



centrifugal 43-47 



centripetal (gravitation and 

 gravity) . . 47-49, 58, 93, 326 



magnetic 476-477 



Forestry 339-345 



abuses of forests . . . 340-344 

 conservation of forests . 344345 

 uses of forests . 339-341 



