Concerning the planetary orbits, why was copernicus somewhat inaccurate?
a. he suggested the orbits were elliptical.
b. he suggested the orbits were circles.
c. he suggested the orbits were identical.
d. he suggested the orbits were equidistant.

to be honest as much as i would love to answer this. i feel as if something's missing. just saying.

answer: the correct answer id option(d).

explanation:

snell's law refraction:

the angle of refraction =

the angle of incidence =

refractive index of air = = 1

refractive index of glycerol = 1.47

from the given options, the most closest answer to 63.72° is 65° of option (d).