The Speed of Light A Cosmic Speed Limit The velocity of light plays a central role is astronomy and in physics. According to the Einstein's Theory of Relativity, nothing in our universe can exceed the velocity of light; thus, it is a kind of cosmic speed limit against which all other velocities may be measured. More generally, light is part of what is called the electromagnetic spectrum, which ...

Physics, abstract physics/0201053 From: michael crescimanno mcrescim@cc.ysu.edu Date (v1): Mon, 28 Jan 2002 14:58:42 GMT (183kb) Date (revised v2): Thu, 31 Jan 2002 05:01:29 GMT (186kb) Speed of light measurement using ping Authors: Joel Lepak, M. Crescimanno Comments: 15 pages Report-no: YSU-CPIP/102-02 Subj-class: Physics Education We report on a very simple and inexpensive method for ...