A Spaceship Visits a Star That Is 4

question 33

Short Answer

A spaceship visits a star that is 4.5 light-years from Earth, and the spaceship travels at one-half the speed of light for the entire trip.
(a) How long did the trip take according to an observer on Earth?
(b) How long did the trip take according to an observer on the spaceship?

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Definitions:

Television

A system for transmitting visual images and sound that are reproduced on screens, primarily used for broadcasting entertainment, news, and information.

Total Institution

A concept in sociology for a place of residence and work where a large number of like-situated individuals, cut off from the wider society for a considerable time, together lead an enclosed, formally administered life.

Resocialize

The process by which individuals learn new norms, values, attitudes, and behaviors to adapt to a new social environment or role.

Hidden Curriculum

The implicit lessons and values taught in school that are not part of the formal curriculum, such as social norms and expectations.