In our space time frame of reference, we never change direction, we travel in a straight line. It's a straight line.
And when Im walking, in my frame of refrence, the houses on the side of the road move behind me. Houses move.
In our space time frame of reference, we never change direction, we travel in a straight line. It's a straight line.
And when Im walking, in my frame of refrence, the houses on the side of the road move behind me. Houses move.