1 කන්නය
52 කථාංගය
The Mechanical Universe - Season 1 Episode 42
If the speed of light is to be the same for all observers, then the length of a meter stick, or the rate of a ticking clock, depends on who measures it.
- අවුරුදු: 1985
- රට:
- ප්රභේදය: Documentary
- ශබ්දාගාර: PBS
- මූල පදය:
- අධ්යක්ෂක:
- කාස්ට්: