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:

Control

The power to influence or direct people's behavior or the course of events.

Linear

Pertaining to or resembling a line; involving a sequence of events that follows a straightforward, direct path with a clear beginning and end.

Cause and Effect

The relationship between events or phenomena where one is the result of the other or others, a fundamental principle of logic and reasoning.

Negotiating Collective

A group or body that comes together to bargain collectively, often for better wages, working conditions, or other shared goals.