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| View Original: | Light cone.svg (333x514) | |||
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| Keywords: Light cone.svg Illustration of a light cone based on Image Light cone png Own 2007-07-23 Sakurambo Light cone it svg Light cone ro svg Light cone sv svg Light cone zh-hans svg Light cone-ca svg Svetelny kuzel CS svg The interval AB in the diagram to the right is 'time-like' I e there is a frame of reference in which event A and event B occur at the same location in space separated only by occurring at different times If A precedes B in that frame then A precedes B in all frames It is hypothetically possible for matter or information to travel from A to B so there can be a causal relationship with A the cause and B the effect The interval AC in the diagram is 'space-like' I e there is a frame of reference in which event A and event C occur simultaneously separated only in space However there are also frames in which A precedes C as shown and frames in which C precedes A Barring some way of traveling faster than light it is not possible for any matter or information to travel from A to C or from C to A Thus there is no causal connection between A and C Translation possible light cones | ||||
