AG 116AD Lecture Notes - Lecture 16: Manual Labour, Almagest, Scientific Method

• School: College of The Sequoias
• Department: AG - Agriculture
• Course: AG 116AD
• Professor: Birdnis

Document Summary

Task 2 through the lens of new science. From a geocentric to a heliocentric model of the universe. In the 16th century was increasing interest in astronomy because the julian calendar, used since julius. Caesar, was getting out of phase with reality underestimated the length of a year by 11 minutes in 1582 the julian calendar was replaced by the gregorian calendar. The geocentric model of the universe in the sixteenth century: 17th century: earth in the middle, surrounded by fixed stars which encircled in perfect harmony, 7 wandering stars between earth & fixed stars: moon, mercury, venus, sun, mars, jupiter, saturn. Ptolemy"s model: catholic church & islam adapted ptolemy"s model, renewed interest in universe movement occurred. The sun as the centre of the universe: heliocentric model: model of the universe in which the sun is at the centre; started to dominate after galilei"s 17th century book. In copernicus"s model, there was first the sun, mercury,