- Jevons, W. S., on use of mean, 361;
- on pedesis or molecular movement of microscopic particles, 406, 549;
- cirrous clouds, 411;
- spectrum analysis, 429;
- elevated rain-gauges, 430;
- experiments on clouds, 447;
- on muscular exertion, 490;
- resisting medium, 570;
- anticipations of the electric telegraph, 671.
- Jones, Dr. Bence, Life of Faraday, 578.
- Jordanus, on the mean, 360.
- Joule, 545;
- on thermopile, 299, 300;
- mechanical equivalent of heat, 325, 347, 568;
- temperature of air, 343;
- rarefaction, 444;
- on Thomson’s prediction, 543;
- molecular theory of gases, 548;
- friction, 549;
- thermal phenomena of fluids, 557.
- Jupiter, satellites of, 372, 458, 638, 656;
- long inequality of, 455;
- figure of, 556.
- K
- Kames, Lord, on bifurcate classification, 697.
- Kant, disjunctive propositions, 69;
- analogy, 597;
- doctrine of space, 769.
- Kater’s pendulum, 316.
- Keill, law of emanating forces, 464;
- axiom of simplicity, 625.
- Kepler, on star-discs, 390;
- comets, 408;
- laws of, 456;
- refraction, 501;
- character of, 578.
Table of Contents
INDEX.
548