What does a line of best fir shows you in a a scatee plot

Amount of liquid measured in l or lm

Which theory was contradicted by experiments with the photoelectric effect? light spreads out after it passes through a small opening. as soon as light strikes metal, electrons will be ejected. visible light, regardless of color, will cause the ejection of electrons when striking metal. the kinetic energy of ejected electrons depends on the frequency of light that strikes the metal.

Which factor is likely to impact the possible number of compounds ?