pie
I would use kilometres although road signs (and maps) in the UK still use miles.
a calculated distance..
The term length is used to describe the measured distance from one end to another.
VelocityTime
Alenation
a distance and time
Line
Using light years, which means the distance light travels in a year.
Well, if you care enough for that person to continue the relationship then that's what you should do. If you feel you cannot continue the relationship because of the distance you should talk to that person and see how you feel about it.
motherboard, computer fan, and chipset
The change in distance with respect to time of an object.
a force multiplied by distance