Contents [show] 1  1 Proximal Osteology and Articulation. 2  2 Shaft of the Ulna. 3  3 Distal Osteology and Articulations. 4  4 Clinical Relevance â Common Fractures of the Ulna.
exists and is an alternate of . Campbell Stokes Recorder: measures sunshine. This type of recorder is made up of a glass ball which concentrates sunshine on to a thick piece of card. The sunshine then burns a mark on the card which shows the number of hours of sunshine in the day. A Campbell Stokes Sunshine Recorder.
Scientists measure the activity of the sun by keeping track of the number of sunspots appearing on its surface. Since the invention of the telescope, sunspot counts have been relatively constant. In 1849, astronomers at the Zurich Observatory began observing and counting sunspots on a daily basis.cientists measure the activity of the sun by keeping track of the number of sunspots appearing on its surface. Since the invention of the telescope, sunspot counts have been relatively constant. In 1849, astronomers at the Zurich Observatory began observing and counting sunspots on a daily basis.