Recent content by mike9731

I think the answer is d. light.

Thank you for your response I am still trying to understand relativity.

Thanks for the reply I am still trying to wrap my head around relativity.

In sci-fi when an author is talking about space travellers or describing the movement of galaxies they will say something like “movement in space only means anything in relation to another object”. Examples of this would be, a space ship moving away from earth at 100 km/s, or 2 galaxies moving...