What is a Robot?

When you think of a robot, what do you see? A machine that looks a bit like you and me?

The reality is that robots can come in many different shapes and sizes. What a robot looks like depends on (28) _______ purpose. Flying robots (29) _______ look like helicopters, or have wings like insects or birds. Cleaning robots often look like little vacuums. Robots that (30) _______ to interact with people often have a face, eyes, or a mouth – just like we do!

(31) _______ they look like us or not, most robots have three essential ingredients that (32) _______ them a robot: sensors, actuators, and programs.