Epidermis is the top layer of skin and the one you can actually see. The dermis is the layer that lies underneath the epidermis, and it is composed entirely of living cells. T â¦ he most important function of dermis is respiration. The various glands such as the oil and sweat glands originate in the lower dermis. From here, they rise to the surface of the skin to eliminate waste matter.
The geocentric model, also known as the Ptolemaic system, is a theory that was developed by philosophers in Ancient Greece and was named after the philosopher Claudius Ptolemy who lived circa 90 to 168 A.D. It was developed to explain how the planets, the Sun, and even the stars orbit around the Earth.imple tools, such as the telescope â which helped convince Galileo that the Earth was not the center of the universe â can prove that ancient theory incorrect. You might want to check out one article on the history of the geocentric model and one regarding the geocentric theory.
Nicolaus Copernicus (1473â1543) was a mathematician and astronomer who proposed that the sun was stationary in the center of the universe and the earth revolved around it.opernicus claimed that Werner erred in his calculation of time and his belief that before Ptolemy the movement of the fixed stars was uniform, but Copernicus's letter did not refer to his cosmological ideas.