As our velocity changes shouldn't the span of time taken change
117653
How does light travel?
9735
Why does a change of direction imply an acceleration?
125709
How can there be really any instantaneous velocity?
51026
Time dilation all messed up!
131267
How can other processes affect measurements made with `time`?
154127
Calculating time to reach certain velocity with drag force
19163
Why does the amount of energy transferred depend on distance rather than time?
7149
Calculus of variations -- how does it make sense to vary the position and the velocity independently?
4821
Why does kinetic energy increase quadratically, not linearly, with speed?
14811
How do changes to your speed that occur on your own turn affect your available movement?
22090
Does the (relativistic) mass change? Why?
112209
Landau's argument for dependence of Lagrangian on magnitude of velocity
20782
Do internal forces cause change in velocity?
91265
Has the speed of light changed over time?
38720
Is it possible to speak about changes in a physical constant which is not dimensionless?
28836
The bigger the mass, the more time slows down. Why is this?
12818
In calculating work done by a constant force over a constant distance, why doesn't the subject's initial velocity matter?