Which is true about comparing clocks in two different inertial systems?
a. There is no way to know the relation between clocks in the two systems.
b. Clocks in one system appear to run faster when viewed from the other.
c. Clocks in one system appear to run slower when viewed from the other.
d. Clocks in one system appear to run backwards when viewed from the other.
e. The clocks are all synchronized.
Question 2
Which of the following is true about simultaneous events?
a. Whether two events are simultaneous depends on the reference system the events are viewed from.
b. Two events at different places cannot ever be simultaneous.
c. Two events can only be simultaneous if they happen at the same place.
d. Two events can only be simultaneous if they are very carefully timed.
e. Only one event can be simultaneous at a time.
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