Which of the following statements are true? -The speed of light is the same in a

Question

Which of the following statements are true?

-The speed of light is the same in all reference frames.

-The light-year is a unit of distance.

-Proper time is the shortest time interval between two events.

-If two particles are tightly bound together by strong attractive forces, the rest mass of the system is equal to the sum of the masses of the individual particles when separated.

-Absolute motion cannot be determined by means of length contraction.

-Simultaneous events must occur at the same place.

-If two events are not simultaneous in one frame, they cannot be simultaneous in any other frame.

Explanation / Answer

1) True

2) true

3) true

4) False

5) True

6) False

7) True

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