The correct answer is b.) All three developed progressively more accurate models of our solar system.
Indeed, Copernicus proposed the heliocentric model, placing the Sun as the center of the universe and not Earth, in the 15th century. Kepler discovered the three scientific laws of planetary orbit around the Sun in the 17th century. Newton created the laws of universal gravitation and motion in the 17th century as well, basing a good deal of his research on Kepler’s work.
Answer: (1) and (3)
One of the main facts that led to the exploration of the new world was the desire for direct trade routes by sea and the demand for exotic imports from India and the Far East.
Answer:
4, function and place are just defined by the name
An important part of Islamic history consists of the Crusades where the Western Christians fought against the Eastern Muslims. Evaluating the Siege of Acre during the Third Crusade shows the beginnings of a Latin re-conquest and a Western pathway into the Holy Land. Through looking at the causes of the Third Crusade, Saladin, Richard I, Philip II, the reasons to capture Acre, the siege of the city, the surrender of Acre, the hostage situation, and the aftermath of the battle, it can be presented that the Siege of Acre could be considered a turning point for the Crusaders in defeating Saladin. Acre may not have been a major city as Jerusalem, but its capture by the Christian crusaders was significant because it created a Christian territory near the Holy Land marking the beginning towards a re-conquest by Christians of the lands taken by the Muslims during the Crusades.
