Spacetime


Light Corn

1. Timelike

$$ \large \frac{\Delta x}{\Delta t} < c $$

2. Lightlike

$$ \large \frac{\Delta x}{\Delta t} = c $$

3. Spacelike

$$ \large \frac{\Delta x}{\Delta t} > c $$
  • GRE Physics GR0177: Problem 034

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