Iwill give just 1 simple question. if you were to set the shutter speed for a long opening, what effects might you notice in your photographs? why?

An atom's diameter is about 0.1 nanometer (1×10-9m), and a human hair is about 1×10-3m. how many times greater is a human hair than an atom's diameter? sorry pushed wronf button but this is math

Who needs to approve a change before it is initiated? (select two.) -change board -client or end user -ceo -personnel manager -project manager

Description: write function lastfirst() that takes one argument—a list of strings of the format "lastname, firstname" —and returns a list consisting of two lists: (a) a list of all the last names (b) a list of all the first names