1 / 10

by: Madison Sutton

Sundials . by: Madison Sutton. What is a sundial. Well a sundial is a ancient tool for telling time and it is quite accurate. When you have the correct one for the correct place. The sundial has to be changed when you are in different time zones.

questa
Télécharger la présentation

by: Madison Sutton

An Image/Link below is provided (as is) to download presentation Download Policy: Content on the Website is provided to you AS IS for your information and personal use and may not be sold / licensed / shared on other websites without getting consent from its author. Content is provided to you AS IS for your information and personal use only. Download presentation by click this link. While downloading, if for some reason you are not able to download a presentation, the publisher may have deleted the file from their server. During download, if you can't get a presentation, the file might be deleted by the publisher.

E N D

Presentation Transcript

  1. Sundials by: Madison Sutton

  2. What is a sundial • Well a sundial is a ancient tool for telling time and it is quite accurate. When you have the correct one for the correct place. The sundial has to be changed when you are in different time zones. • There once was a sundial in Rome that told the wrong time for almost 100 years

  3. How does a Sundial work? • A sundial works by casting a shadow on the correct time. • It uses the sun and your longitude angel to measure time.

  4. Why are Sundials important • Sundials are not as important as they were in the roman times. • Sundials back then represented a high importance in society. • Sundials were important in American history before clocks were afford able people used sundials to tell time.

  5. Sundials!!!!!!!!!!!!!!!!!!

  6. Modern day Sundials • Modern day sundials are used for decoration instead of time pieces even though they are more accurate than a digital clock because it doesn't rely on electricity.

  7. SSSSSSOOOOOOOUUUUUUNNNNNNNNDDDDDDDDDDDDDDD!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!SSSSSSOOOOOOOUUUUUUNNNNNNNNDDDDDDDDDDDDDDD!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! • Sundials make none, but this slide does.

  8. Conclusion • I think that sundials are a reliable source to get the time because it has been used for several centuries and don’t use electricity.

  9. Make your own sundial • Want to make your own sundial click the link below • http://www.ehow.com/how_13452_make-sundial.html

  10. My Sites • http://www.britannica.com/clockworks/t_sundial.html • http://www.essortment.com/all/sundials_rtti.htm • http://www.the-sundial-store.com/sundial-text/home-page-sundial-development.htm

More Related