Can you help me with this?

This flow chart shows the amount of energy that is emitted by each type of light. ultraviolet > blue light > yellow light > red light (maximum energy) (minimum energy) in an experiment, shining which type of light on a strip of metal would be least likely to produce the photoelectric effect? ultraviolet light dim blue light bright red light bright yellow light

This drawing shows a human body system. what is the primary function of this body system?

Wind and moving water provide energy. chemical mechanical thermal none of the above