Hubble Law Example
vr = H0 d
  with H0=0.5 (mile/hr)/mile
Car
d
vr
t0
A
 30 miles
15 miles/hr
2 hr
B
100 miles
50 miles/hr
2 hr
C
120 miles
60 miles/hr
2 hr
D
140 miles
70 miles/hr
2 hr