The Evolution of Physics from Early Concepts to Relativity and Quanta

assumptions atom change in velocity charge classical mechanics classical physics classical transformation clew clock co-ordinate color concept connected continuum corpuscular theory definite difficulties diffraction direction distance earth electric field electric fluids electromagnetic electrons elementary particles emitted energy level equations ether ether-sea Euclidean geometry example existence experimental explain external force facts forces acting formulated Galilean relativity gravitational field heat hole homogeneous light idealized experiment ideas imagine inside observer kinetic theory laws of mechanics light waves lines of force Lorentz transformation magnetic field mass Maxwell's Maxwell's equations means ment metal motion moving uniformly Newton's oscillating phenomena photoelectric effect photons picture pinholes plane plate point of view possible probability wave problem quantum physics relativity theory result rotating simple space spectrum speed sphere substance substance theory temperature theory of light theory of relativity tion valid vector velocity of light wave theory wave-length wire