1. The rocket ship of MisConceptual Question 1 travels to a star many light-years away, then turns around and returns at the same speed. When it returns to the space dock, who would have aged less: the space-dock personnel or ship's captain?
(a) The space-dock personnel.
(b) The ship's captain.
(c) Both the same amount, because both sets of people were moving relative to each other.
(d) We need to know how far away the star is.
2. An Earth observer notes that clocks on a passing spacecraft run slowly. The person on the spacecraft
(a) Agrees her clocks move slower than those on Earth.
(b) Feels normal, and her heartbeat and eating habits are normal.
(c) Observes that Earth clocks are moving slowly.
(d) The real time is in between the times measured by the two observers.
(e) Both (a) and (b).
(f) Both (b) and (c).