Orders of magnitude (energy flow density)
This is a table of energy flow densities by magnitude.
| Order of magnitude W/kg |
Energy flow density (Φ) |
Substrate |
|---|---|---|
| 10−5 | 5 × 10−5 W/kg | Galaxies |
| 10−3 | 2 × 10−3 W/kg | Stars |
| 10−2 | 7.5 × 10−2 W/kg | Planets (early) |
| 10−1 | 9 × 10−1 W/kg | Ecosystems |
| 100 | 2 × 100 W/kg | Animals (human body) |
| 101 | 1.5 × 101 W/kg | Brains (human) |
| 1 × 101 W/kg | Modern engines | |
| 5 × 101 W/kg | Culture (human)[1] | |
| 106 | 1 × 106 W/kg | Intel 8080 (1970's) |
| 107 | 1 × 107 W/kg | Pentium II (1990's) |
See also
References
- ↑ Chaisson, Eric (2001). Cosmic Evolution.
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