Page:On the connexion of the physical sciences (1834).djvu/465



of light, 31

Acceleration of the moon, 39

Action, compound and disturbed, of the spheres, 12

Air, elasticity of, 90

Airy, Professor, 218, 225

Algæ, 279

Algol, the star, 388

Alps, the, 273

Amazons, river of the, 117

Andes, the, 134

Arabian science, 108

Arago, M., 135, 219, 266, 341

Arcs of the meridian, measurement of, 54, 56

Asia, north-west basin of, 133

Astronomy, physical, 1; divisions of the science of, 68, 96

Astronomical tables, 68

Atmosphere, the, 123, 129, 130, 137, 163, 296

Attraction, its power universal, 1

and repulsion, electrical, 29 1, 354

, capillary, 123, 125

Aurora Borealis, 172, 299, 323

Axis of the earth, 59

Bacon, 33

Barometer, the, 131

Battery, voltaic, 304, 355

, galvanic, 305

Biot, M., 214, 348

Birds, 283

Black, or Negro, 284

Bradley, Dr., 94

Cæsar, Julius, 100 Caloric, rays independent of light, 228, 232

from all substances, 239

diffusion, 240

combustion, 241

Catalogue of stars by Herschel, 392

Celestial bodies how seen, 164; phenomena of refraction, 167; atmospheres of, 252

Centrifugal force opposed to the law of gravity, 49, 52; its action on the sea, 121

Chaldeans, observations by the, 37, 40