kinetic energy, E k

https://dx.doi.org/10.1351/goldbook.K03402
Energy of motion: for a body of mass m,
E k = m v 2 2,
where v is the speed.
Source:
PAC, 1996, 68, 957 (Glossary of terms in quantities and units in Clinical Chemistry (IUPAC-IFCC Recommendations 1996)) on page 978