A sun dial is a graded flat disc, with an upright spike in the middle of it. The spike will throw a shadow that will move across the graded disc as the sun moves across the sky. If the sun dial is correctly aligned, the position of the shadow will tell you what time it is.
The pin of a sundial is called a gnomon. It is the part of the sundial that casts a shadow onto the dial face to indicate the time.
The pointer on a sundial is called a gnomon. It casts a shadow on the sundial face to indicate the time.
the shadow of the sundial is just called a shadow
The raised arm of a sundial that indicates the time of day by its shadow is the gnomon (NO-mon). A sundial has but one arm, what do you mean by secondary arm?
gnomon
I have a sundial in the garden.The sundial were the earliest form of clocks.
He used a portable sundial.
The answer depends on what is wrog with the sundial.
The pin of a sundial is called a gnomon. It is the part of the sundial that casts a shadow onto the dial face to indicate the time.
Theodosius of Bithynia invented the sundial.
The vertical pointer on a sundial is the gnomon.
The pointer on a sundial is called a gnomon. It casts a shadow on the sundial face to indicate the time.
the shadow of the sundial is just called a shadow
The raised arm of a sundial that indicates the time of day by its shadow is the gnomon (NO-mon). A sundial has but one arm, what do you mean by secondary arm?
gnomon
The largest sundial europe or jaipur is jaipur observatory.
The shortest shadow on a sundial would be afternoon or Middaay