Define one joule of kinetic energy Share with your friends Share 3 Vara answered this KE = (1/2) m v^2 1 Joule = ( 1 kg ) ( 1 m/s)^2 Joule is the kinetic energy possessed by a body whose mass is 1 kg and moving with a velocity of 1 m/s. 16 View Full Answer Divya answered this ONE JOULE IS DEFINED AS THE AMOUNT OF ENERGY EXERTED WHEN A FORCE OF ONE NEWTON IS APPLIED OVER A DISPLACEMENT OF ONE METER . 4 Prabha answered this 1 Joule is equivalent to 1 kg*(m/s)^2. -5