At What Approximate Value of Declination Was the Sun on September

Q68: At a particular time, the vernal equinox

Q69: If Earth's spin axis were perpendicular to

Q70: The two angles used by astronomers to

Q71: Sidereal time is the more fundamental time,

Q72: Which ancient culture discovered a 584-day pattern

Q74: What is the declination of Polaris?<br>A)0°<br>B)90°<br>C)a number

Q75: If you were standing on the equator,

Q76: The beginning of a sidereal day (at

Q77: What is the primary cause of Earth's

Q78: Perseus appears high in the sky at