What is the purpose of using scales in drawings?

Anybody wanna ? (picture included? )

Which transition by an electron will release the greatest amount of energy? oa ob oc od

(1 point) match the differential equations and their vector valued function solutions. you may wish to multiply at least one solution out fully, to make sure that you know how to do it. you can get the other answers quickly by process of elimination and just multiply out one row element.