Matching Pairs Cards: Mercalli & Richter Scale Online version Matching cards for the Richter Scale by Benjamin D Morgan 1 10 x 10 x 10 x 10 x 10 = 100,000 2 30 x 30 x 30 x 30 = 810,000 3 Numbers 1-10 4 Roman Numerals (I, II, III, IV, etc) 5 30 6 1 7 Seismic Wave Amplitude Picture 8 10 x 10 x 10 = 1000 9 Richter Scale 10 30 x 30 = 900 11 Seismic Wave Energy Picture 12 Mercalli Scale 13 30 x 30 x 30 = 27,000 14 10 The Richter Scale uses these types of numbers This scale is based on how much damage is done to a city The Mercalli Scale uses this type of numbers