Why is the kilogram the last SI unit which is defined in terms of a physical prototype?
86783
Why do we still not have an exact (constants-based) definition for a kilogram?
92660
Why don't we pluralize "foot" in measurements?
149533
How do the radian have a unit?
90901
Maintaining Units of measure across type converstions
130623
Why does this consider the center of mass instead of the end? (RIGID BODY MOTION)
87598
Can we define the effective mass or the moving mass of a photon?
84892
What truly is mass, and is there a direct way to measure it?
23359
Does the Planck scale imply that spacetime is discrete?
100329
What is the difference between unit and dimensions?
113365
__proto__ VS. prototype in JavaScript
84440
Is (rest) mass quantized?
60914
Square bracket notation for dimensions and units: usage and conventions
137061
Understanding the different kinds of mass in gravity
88684
Why is the unit of measure placed before the value for currencies? Are there other measures where the unit precedes value?
75595
How long is a unit of distance?
53434
Units in gravitational $N$ body simulations
87633
What's the physical significance of the off-diagonal element in the matrix of moment of inertia