7 An astronaut in a spaceship measures an event that takes 18 seconds to complete This measurement for the event, when measured on earth takes 20 seconds How fast relative to earth is the spaceship moving (4 marks) 7 An astronaut in a spaceship measures an event that takes 18 seconds to complete T...

To determine the speed of the spaceship relative to Earth we can use the concept of time dilation fr ...

7. An astronaut in a spaceship measures an event that takes 18 seconds to complete. This...

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7. An astronaut in a spaceship measures an event that takes 18 seconds to complete. This...

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