Exploring Black Holes – Introduction to General Relativity

  • Speeding
    • Special Relativity
    • Wristwatch Time
    • The principle of External Aging
    • Energy in Special Relativity
    • Momentum in Special Relativity
    • Mass in Relativity
    • The Free-Float Frame is Local
    • The Obsever
    • Summary
  • Curving
    • “Distances” Determine Geometry
    • Reference Frames are Secondary
    • Free-Float Frame
    • The r-coordinate reduced Circumference
    • Gravitational red Shift
    • Mass in Units of Length
  • Global Positioning System
  • Plunging
  • Inside the Black Hole
  • Orbiting
  • Advance of Mercury’s Perihelion
  • Seeing
  • Einstein’s Rings
  • The spinning Black Hole
  • The Friedmann Universe