a force of 20N is required to move an object of mass 5kg at a constant speed of 10 m/s. how much work was done to move an object 50 m? what is

a force of 20N is required to move an object of mass 5kg at a constant speed of 10 m/s. how much work was done to move an object 50 m? what is happening to the energy supplied to the object? they are asking for the answer in Joules