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General Knowledge Quiz for Sunday, 11 July 2021

A new general knowledge quiz is available every day. Try today's quiz or work through our archive of daily and themed quizzes.

Question 1: What was an armillary sphere designed to do?

A
Enable astronomers to calculate the position of stars with respect to the horizon and the meridian
B
Represent kingship in the pommel of a royal sword
C
Determine latitude and longitude
D
Demonstrate the principal circles of the heavens, in an earth-centred or sun-centred universe