Fill in the following blank with suitable words:
(a) Work is measured as a product of ………… and ………
(b) The work done on a body moving in a circular path is …………..
(c) 1 joule is the work done when a force of one ………. moves an object through a distance of one ........ in the direction of ..............
(d) The ability of a body to do work is called .......... The ability of a body to do work because of its motion is called ..........
(e) The sum of the potential and kinetic energies of a body is called................ energy.