rA/B = rA − rB     vA/B = vA − vB     aA/B = aA − aB

t 0.00 s

A: |vA| = 0 m/s, aA = vA²/RA = 0.00 m/s² B: |vB| = 0 m/s, aB = 0
|vrel| = 0.00 m/s |arel| = 0.00 m/s² vx,rel = 0.00 m/s · vy,rel = 0.00 m/s ax,rel = 0.00 m/s² · ay,rel = 0.00 m/s²