A crow flies 100 meters east in 5 minutes. What is the crow’s velocity?

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

What conclusion can you draw from this experiment about the components of the black ink?

An alpha particle is: a hydrogen atom a nucleus of helium two neutrons an electron