what are robots?
The world of robot is usually used to refer to a mechanical agent that performs one or more tasks in which it mimics a human or animal agent either through programming or commands.Another word used synonymously is automaton. Virtual robots exist,but are most often called by the abbreviated name robots.
the name robot comes from the Czech robota ,which means drudgery or servitude. It was coined by Karel Capek,a Czech playwright,in his play  R.U.R which stands for Rossum's,Universal robots.It was published in 1921, and entered English in 1923.The field of study of robots is referred to as robotics,and people can be classified in a number of ways.Robot creators may use the means of locomotion as their categories,differentiating  their creations by whether they are static ,on the one hand,or whether they have trends,a propeller,fins,legs,wheels,rotors,or other means of propulsion.on the other hand.