X1014299978-00317-63103</DOCNO> Diurnal Motion Slide 10 of 22 Diurnal Motion Diurnal motion - rotation of Earth from west to east causes objects on celestial sphere to appear to rise in east and set in west daily Day - period of time associated with complete rotation of Earth Sidereal day - 360o rotation relative to background stars Solar day - 361o rotation relative to Sun Sun moves about 1o/day eastward relative background stars -->
(X1014299978-00317-63103</DOCNO>; causes; objects) (objects; to rise; L:in east) (west daily Day - period of time; associated; with complete rotation of Earth Sidereal day - 360o rotation relative to background stars)
X1014299978-00317-63103</DOCNO> objects west daily Day - period of time
causes to rise associated
objects
L:in east
with complete rotation of Earth Sidereal day - 360o rotation relative to background stars