 |
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Present Earth Energy Sources - Averaged
|
Source
|
Energy
|
Total Sun Radiation
Infrared (above 700nm)
Visible (350-700nm)
Ultraviolent
250-350nm
200-250nm
150-200nm
150nm
|
260,000
143,000
113,600
2,837
522
39
1.7
|
|
Electrical Discharge
|
4.
|
|
Shock Waves
|
1.1
|
|
Radioactivity (to 1 km depth)
|
0.8
|
|
Volcanoes
|
0.13
|
|
Cosmic rays
|
0.0015
|
Earth's Atmospheric Layer
|
Layer
|
Height
|
Temperature Range
|
|
Troposhpere
|
Up to 7.5 miles
|
65 degrees F to -75 degrees F
|
|
Stratosphere
|
7.5 to 31 miles
|
-75 degrees F to 32 degrees F
|
|
Mesophere
|
31 to 50 miles
|
32 degrees F to -100 degrees F
|
|
Thermosphere
|
50 to 440 miles
|
-100 degrees F to 3,600 degrees F
|
|
Exosphere
|
440 to 625 miles
|
3600 degrees F
|
Average Densities of Charged Particles Around the Earth
(pci)
|
Earth's atmosphere
|
16,750
|
|
Outer magnetosphere toward Sun
|
16.4
|
|
Plasma within magnetosphere tail
|
4.9 - 8.2
|
|
Magnetosphere tail
|
0.16
|
|
Solar wind near Earth
|
98
|
Air composition by volume
|
Nitrogen
|
78.08%
|
|
Oxygen
|
20.95%
|
|
Argon
|
0.93%
|
|
Carbon dioxide
|
0.03%
|
Traces:
neon-0.0012; krypton-0.00005; xenon-0.000006; helium-0.0003; and, traces of nitrous oxide, methane, and carbon monoxide.
Sources:
1. Editors. Secrets of the Universe. International Master Publishing: US. 1999
2. Miller, S. L., and L. L. Orgel. The Origin of Life on Earth: Integrated Principles of Zoology. Times Mirror-Mosby College Publishing: US. 1984 p61
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