3 ms·That isn't the case. Most physical constants do have units, such as G=6.67408(31)×10^−11 m^3⋅kg^−1⋅s^−2by scentoni 9y agoThat isn't the case. Most physical constants do have units, such as G=6.67408(31)×10^−11 m^3⋅kg^−1⋅s^−2