List 6 different mechanisms in the Rube Goldberg cartoon and predict the purpose of each using the photo below. Does the mechanism change speed, force, torque, direction, or type movement?

An electrical kettle is made out of stainless steel,weighs two pounds (when empty) with a heating element that consumes 2 kw of electricity. assuming that the water and the kettle are at the same uniform temperature at any moment of time, calculate the shortest possible time to bring 2 quarts of water from room temperature to the onset of boiling.