The Ptolemaic or geocentric model, which had been studied by the Egyptian astronomer Ptolemy, was overturn during the Reinaissance, when the heliocentric model was promoted and started to be generally accepted.
The geocentric model stated that all astronomical objects: the sun, the moon, the stars, and planets all orbited around the Earth. In opposition, the heliocentric model states that the Earth and other bodies are orbiting around the Sun, which is the center of the Solar System.
After questioning the pre-established and generally accepted theory, the development of a mathematical model of the heliocentric system was done in the 16th century, during the Renaissance, by the mathematican, astronomer and also priest Nicolaus Copernicus. It led to the denominated Copernican revolution, which used the scientific method to overturn a previous wrong conception of the universe.
Gettysburg/the Gettysburg Battlefield. Either of these would most likely be correct. This was said during the Gettysburg Address.
True...........................
Answer:
in 1865, the Louisiana legislature began implementing “black codes,” laws that formed the basis for racial segregation. ... The codes stipulated that no more than three African Americans could ever assemble in one place, and gave whites legal authority over blacks when no police officer was present.
Most sources do not point out the exact number of the most famous Mexican fighting unit in the military that was sent. There were about 78,700 troops.
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