CALCULATE RELATIVE MOTION VECTOR FROMABSOLUTE PLATE VELOCITIES RMV Plate 1 V2 Plate 2 Fix Plate I by subtracting VI from itself Then must also subtract vi from v2. The aIt is the re lative motion vector of plate 2 with respect to plate 1Plate 1 Plate 2 V1 V2 RMV Fix Plate 1 by subtracting V1 from itself. Then must also subtract V1 from V2. The result is the relative motion vector of plate 2 with respect to plate 1. CALCULATE RELATIVE MOTION VECTOR FROM ABSOLUTE PLATE VELOCITIES