On the connexion of the physical sciences

action appears atmosphere attraction bodies caloric cause celestial centre centrifugal force chemical colour comet consequently crystal David Brewster decrease degrees density diameter diminishes direction earth ecliptic effect electric currents electricity equal equator equilibrium equinox excentricity extremely fluid galvanometer glass globe gravitation greater heat increase inequalities intensity Jupiter Jupiter's latitude length light liquid longitude lunar magnetic major axis mass mean distance mean motion meridian miles moon move nearly needle nodal lines nodes Note nutation observed ocean optic axis orbit oscillations parallax parallel particles passing perigee perihelion period phenomena planet plate polarized poles position produce quantity reflected refraction retrograde motion revolution revolve right angles rings rotation satellites secular solar solid sound space sphere spheroid square stars substances sun and moon sun's surface temperature terrestrial theory tides tion tourmaline transmitted tricity undulations variations varies velocity vibrations voltaic waves wire