Question 53
A train moves in direction AB. A passenger walks relative to the train in direction AC. In which direction does the passenger move relative to Earth? The original choices are A: direction 1; B: direction 2; C: direction 3; D: direction 4; E: direction 5. No speed or common velocity scale for arrow lengths is given. Explain what can and cannot be determined from the directions alone. TRAIN = train; PASSENGER = passenger.
