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The Way A Sundial Looks On Sunny Day
- Thread starter morrobay
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In summary, a sundial is a device that uses the position of the sun to tell time. It works by casting a shadow onto a marked surface, and on a sunny day, the shadow will be clearly defined. While not as commonly used today, sundials can still be found in public spaces and gardens as decorative pieces and are used by some as a hobby or a teaching tool. The accuracy of a sundial depends on various factors, but generally it can be accurate to within a few minutes.
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Borek
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- #3
cosmik debris
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morrobay said:
What other photo?
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davenn
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he said in the photo contest ...cosmik debris said:
https://www.physicsforums.com/threads/vote-pf-photo-contest-what-time-is-it.955918/
go look
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cosmik debris
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davenn said:he said in the photo contest ...
https://www.physicsforums.com/threads/vote-pf-photo-contest-what-time-is-it.955918/
go look
Oh. The shame of it. :-)
Related to The Way A Sundial Looks On Sunny Day
1. What is a sundial?
A sundial is a device that uses the position of the sun to tell time. It typically consists of a flat or curved surface with markings representing hours or minutes and a raised piece called a gnomon that casts a shadow on the surface.
2. How does a sundial work?
A sundial works by using the position of the sun to cast a shadow on its surface. As the sun moves across the sky, the shadow moves with it, indicating the time based on the position of the shadow on the hour markings.
3. What does a sundial look like on a sunny day?
On a sunny day, a sundial will have a clear, defined shadow cast by the gnomon onto the surface. The markings on the surface will be visible and can be used to tell the time based on the position of the shadow.
4. Are sundials still used today?
While sundials are not as commonly used as they once were, they can still be found in some public spaces and gardens as decorative pieces. They are also used by some people as a hobby or as a way to teach about the concept of time and the movement of the sun.
5. How accurate is a sundial?
The accuracy of a sundial depends on the design and placement of the gnomon, as well as the location and time of year. Some sundials can be accurate to within a few minutes, while others may have a larger margin of error. Generally, sundials are less accurate on cloudy or overcast days.
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