6: Regions of Spacetime Last updated Save as PDF Page ID 57732 Edwin F. Taylor & John Archibald Wheeler Massachusetts Institute of Technology via Self-Published (via W. H. Freeman and Co.) 6.1: Light Speed- Limit on Casualty 6.2: Relation Between Events- Timelike, Spacelike, or Lightlike 6.3: Light Cone- Partition in Spacetime 6.E: Regions of Spacetime (Exercises)