How are the different compounds found in crude oil separated during the refining process? A. They are distilled and separated according to their boiling points. B. They are separated using oil filters. C. Each layer is siphoned off separately from the underground reservoir. D. They are separated visually by their different colors.​

periodic trends is an atom that gets larger as the number of electronic shells increase, the radius of atoms increases as you go down a certain group in the periodic table of elements. in general, the size of an atom will decrease as you move from left to right of a certain period.

distance, luminosity, brightness, radius, chemical composition, and temperature