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Explore the groundbreaking changes in astronomy, math, physics, and medicine during the Scientific Revolution. Witness how these advancements affected European beliefs, measurement of knowledge, religion, society, and politics. Learn about key figures like Copernicus, Galileo, and Newton and their contributions to shaping our understanding of the universe and the scientific method.
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The Scientific Revolution Mr. X Room 242 World History
The Scientific Revolution • The changes began in astronomy, then math, physics, and medicine • These changes also affected what Europeans held as “real” and how they measured knowledge • These new approaches would also affect religion, society, and politics
Medieval Scientific Theory • Believed in an universe governed by God’s will, not fundamental laws. • Man and his planet are at the center of everything.
The New Scientific Method • Experiments to test theories. • Observation, recording results, proving results through research.
Nicholaus Copernicus, 1473-1543 • Devoted thirty years to astronomical observation • Theorized a heliocentric universe (sun-centered) Copernicus was a physician, economist, lay minister, and an amateur astronomer from Germany • Feared condemnation so held off publishing until he was on his deathbed
Copernicus is proven right • Tycho Brahe (Danish astronomer) accumulated huge amounts of data from many years of observations. • His assistant, Johannes Kepler (German), used his data to support Copernicus’s theory. Brahe Kepler
Brahe actually wanted to proveCopernicus wrong, but Kepler usedBrahe’s research to prove him right!
Galileo Galilei (1564 - 1642) It does move!! • First to really use a telescope • like Kepler, he helped prove Copernicus’s theory • Condemned to house arrest by papacy for heresy Galileo studied medicine, natural philosophy & mathematics From Italy
Isaac Newton (1642-1727) His “discoveries” spanned • Physics (laws of motion and gravity) • Math (invented calculus) • Astronomy • Philosophy • Alchemy Newton spent his later years studying theology
Sir. Isaac Newton (1642-1727) • “If I have been able to see farther than others, it was because I stood on the shoulders of giants.” • Nature followed laws!….. laws of gravity, laws of motion….in 1687 he published - Mathematical Principles of Natural Philosophy Newton was a member of Parliament and knighted by the queen from England
The Three Laws of Motion, 1666 • An object in motion tends to stay in motion, while an object at rest tends to stay at rest, unless acted upon by an outside force • When a force is applied to an object, it accelerates according to the equation a = F/m (a=acceleration,F=force,m=mass) • to every action there exists an equal and opposite reaction
Truth is not known at the beginning of inquiry but at the end, after a long process of investigation.
Rene Descartes (1596 - 1650) • French natural philosopher “I think, therefore I am” • Discourse on Method (1637): argued that only logic and mathematics are certain • Deductive Method: Science begins in the mind with the hypothesis
Scientific Revolution Summary • Medieval & early Renaissance Europe believed in a geocentric universe • Copernicus and Galileo’s early challenges met with religious disapproval • Descartes helps establish keys to the scientific methods • By 1700, Newton and his peers began to enjoy a fully scientific culture