# FHSST Physics/Newtonian Gravitation/Summary

 Units Quantity Symbol Unit SI base units Direction mass m -- kg or -- -- velocity ${\displaystyle {\overrightarrow {v}}}$ -- ${\displaystyle {\frac {\mbox{m}}{\mbox{s}}}}$ or ${\displaystyle \ \ {\mbox{m}}\cdot {\mbox{s}}^{-1}}$ yes force ${\displaystyle {\overrightarrow {F}}}$ N ${\displaystyle {\frac {{\mbox{kg}}\cdot {\mbox{m}}}{{\mbox{s}}^{2}}}}$ or ${\displaystyle \ \ {\mbox{kg}}\cdot {\mbox{m}}\cdot {\mbox{s}}^{-2}}$ yes energy E J ${\displaystyle {\frac {{\mbox{kg}}\cdot {\mbox{m}}^{2}}{{\mbox{s}}^{2}}}}$ or ${\displaystyle \ \ {\mbox{kg}}\cdot {\mbox{m}}^{2}\cdot {\mbox{s}}^{-2}}$ --