Celestial Sphere Quiz I

Sun’s declination on march 21^st  in degrees is  

• 0

• 90

• 180

• 360

    Zenith distance is

• 90- altitude 

• 90- azimuth

• 180-altitude

• 90-R.A

     Obliquity of the ecliptic is

• 27^o 23'

• 23^o 27'

• 25^o 23'

    Duration of day and night are equal on

• March 21

• June 21

• Dec 22

Name the point directly above an observers head

• Nadir

• Zenith

• North pole

• South pole

What is the Sun's path through the celestial sphere called?

• ecliptic
• Equator

• horizon

• meridian

Which is the great circle that divides the Celestial sphere into Eastern and Western hemispheres?

• horizon

• meridians

• ecliptic

• equator

What is the maximum value for any declination?

• 24 hrs

• 90 degrees

• 180 degrees

• 0 degrees

     Morning star rises 

• an hour after sunset

• an hour before sunset

• an hour before sunrise

• an hour after sunrise

The two co -ordinates in the Equatorial system are

• Latitude and Longitude
• Altitude and Azimuth
• Longitude and Latitude
• Right Ascension and Declination