Richter Scale 13


Richter Scale 13 : Logarithmic magnitude scale of earthquake energy, illustrated by typical impacts. Energies of earthquakes (Richter-scale Magnitude): Magnitude Energies (TNT): 1=1.7 Kg; 2 = 5.9 Kg; 3 = 180 Kg; 4 = 6 tons; 5 =199 tons; 6 =6,270 tons ;7=100,000 tons ;8 =6,270,000 tons; 9=199,000,000 tons (Reference Center 1998)
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