True / False / Equal to / Greater than / Less than Select the correct option for

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True / False / Equal to / Greater than / Less than

Select the correct option for the following statements. If a star is 50,000 light years away, we see it today as it was 50,000 years ago. The speed of light measured by a person moving at a constant speed close to the speed of light is ... the speed measured by a person at rest. If we travel at the speed of light for 1 year (as measured by us), when we return to Earth we are 1 year older. According to a person at rest, the period of a moving clock is .... the period of an identical clock at rest. The length of an object measured by a person moving along the object is ... the length measured by a person at rest with respect to the object. Special relativity says that all observers must measure the same time between events.

Explanation / Answer

T F T T F T

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