30 x 30 = 900
30
Seismic Wave Energy Picture
10 x 10 x 10 x 10 x 10 = 100,000
10 x 10 x 10 = 1000
Numbers 1-10
1
30 x 30 x 30 x 30 = 810,000
Seismic Wave Amplitude Picture
Mercalli Scale
Richter Scale
Roman Numerals (I, II, III, IV, etc)
30 x 30 x 30 = 27,000
10
The Richter Scale uses these types of numbers
The Mercalli Scale uses this type of numbers
This scale is based on how much damage is done to a city
