In the general theory of relativity, a gravitational field:
a. does NOT have any effect on how time passes.
b. does NOT have any effect on space.
c. makes clocks run faster.
d. can be replaced by warped spacetime.
e. is locally equivalent to being at rest in an inertial reference system.
Question 2
What is the equivalence principle of the general theory of relativity?
a. E0 = mc2.
b. Constant velocity is equivalent to a uniform gravitational field.
c. Gravitational potential energy is equivalent to mass.
d. Constant acceleration is equivalent to a uniform gravitational field.
e. Any acceleration is completely equivalent to a uniform gravitational field.