Astronomy View all facts Glossary Help |
abstraction > mathematical concept > number > constant > fundamental physical constant > universal constant > Planck time |
Planck time comparison table |
Subject | has unit | has uncertainty | has definition | has equation | has value | has symbol | is a kind of | is an instance of |
---|---|---|---|---|---|---|---|---|
time | time unit | A dimension distinguishing past, present, and future. In relativity, time is portrayed as a geometrical dimension, analogous to the dimensions of space. | quantity | |||||
universal constant | changes in value are due solely to an increase in measurement accuracy or convention | fundamental physical constant | ||||||
Planck time | time unit | 0.0040 × 10-44 s | 5.3906 × 10-44 s | tP | time |
Next time: rise time Up: time, universal constant Previous time: period