The three bins represent three important properties of stars. drag the items that we must measure in order to determine each property into the appropriate bin.

answer

i)Luminosity

ii)Surface temperature and,

iii)Mass

Explanation

i)Luminosity

-distance

-apparent brightness

ii)SURFACE TEMPERATURE

-color or spectral type

iii)MASS

-orbital period in binary system

-orbital distance in binary system

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