The wavelength of the yellow light given off by a sodium vapor street lamp is 589 nm. What is the frequency of this light in hertz (s–1)? group of answer choices.

i guess that visual aids present persuasive examples to what you are presenting, some factors would be theme (does it fit with the color, information, what you are presenting), size (can you see it, is it a big enough span of data/information), and overall look of the visual aid.

hope this : )

f is prop to m1xm2 double m1 double force