Download/DVD: hilaroad.com/video/
Designing a sundial for the top of the earth, the North Pole, is easy. Move to another latitude and it becomes more difficult. This video looks at the issues around sundials and latitudes. To construct a sundial view the video "Create a Sundial - 4" The four videos in this series are "Time - 1", "Our Planet is a Clock - 2", "Sundials and Latitude - 3" and "Create a Sundial - 4"
Негізгі бет Ғылым және технология Sundials and Latitude
Пікірлер: 5