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vertical circle |
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vertical circle, in astronomy, the great circle on the celestial sphere that passes from the observer's zenith through a given celestial body. In the altazimuth coordinate system altazimuth coordinate system (ăltăz`əməth) or horizon coordinate system, ..... Click the link for more information. the altitude altitude, vertical distance of an object above some datum plane, such as mean sea level or a reference point on the earth's surface. It is usually measured by the reduction in atmospheric pressure with height, as shown on a barometer or altimeter . ..... Click the link for more information. of a body is measured along its vertical circle. vertical circle [′vərd·ə·kəl ′sər·kəl] (astronomy) A great circle of the celestial sphere, through the zenith and nadir of the celestial sphere; vertical circles are perpendicular to the horizon. How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
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Have students each take turns holding the bucket and swinging it around in a vertical circle, so that the object hangs upside down on each turn and stays in. From the north, the center's stainless steel walls are a series of vertical circle segments. |
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