refer to figure 3. Part A: (Magnetic anomalies at mid-ocean ridges). Using the pattern of seafloor magnetic anomalies (stripes) and the timescale of magnetic reversals to the right, calculate the average rate at which point A has moved away from the ridge axis since 5 Ma ?
A. 16 km/my
B. 36 km/my
C. 55 km/my
D. 80 km/my
E. 120 km/my
F.160 km/my
Part B: Refer to Figure 3 (Magnetic anomalies at mid-ocean ridges). Using the pattern of seafloor magnetic anomalies (stripes) and the timescale of magnetic reversals to the right, calculate the average rate at which point A has moved away from point B since 5 Ma ?
A. 32 km/my
B. 64 km/my
C. 80 km/my
D. 110 km/my
E. 120 km/my
F. 160 km/my
g. 240 km/my