A calendric day is determined by the alternation of day and night which results from the rotation of the earth on its axis with respect to the sun.
(A calendric day; is determined; by the alternation of day and night) (the alternation of day and night; results; from the rotation of the earth on its axis with respect to the sun)
A calendric day the alternation of day and night
is determined results
by the alternation of day and night
from the rotation of the earth on its axis with respect to the sun