FAMOUS MEN

JOHANNES KEPLER

HISTORY OF JOHANNES KEPLER

• Born on December 27, 1571, in Weil der Stadt.
• He grew up as a sickly child and his parents were poor.
• His intelligence earned him a scholarship to Tubingen to study Lutheran ministry
• 1612, Lutherans were forced out of Prague, so Kepler moved to Linz.
• Johannes Kepler died in 1630, while on a journey home.

INVENTIONS

• Johannes Kepler invented a telescope called the Kepler Telescope.
• Johannes Kepler studies the human eye and notices that the eye's lens is hyperboloidal.
• He suggests the use of hyperboloidal lenses in the telescope
• Although the images are inverted, Kepler demonstrates how a third convex lens turns the images right-side-up

TELESCOPE

ISAAC NEWTON

HISTORY OF ISAAC NEWTON

• an English physicist and mathematician
• Newton's Principia formulated the laws of motion and universal gravitation
• It also demonstrated that the motion of objects on the Earth
• Newton removed the last doubts about the validity of the heliocentric model of the cosmos.

INVENTIONS

• Isaac Newton invented the reflecting telescope (also called the Newtonian telescope)
• makes use of mirrors in order to reflect and enhance light onto a particular surface.
• Newton invented a color system or theory explained why light split into a variety of colors in a mirror

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BLAISE PASCAL

BLAISE PASCALS HISTORY

• a French mathematician, physicist, inventor, writer and Christian philosopher.
• He was a child prodigy who was educated by his father, a tax collector in Rouen.
• he made important contributions to the study of fluids, and clarified the concepts of pressure
• Pascal also wrote in defense of the scientific method.

INVENTIONS

• In 1642, at the age of eighteen Blaise Pascal invented his numerical wheel calculator called the Pascaline
• The Pascaline had eight movable dials that added up to eight figured long sums and used base ten.
• Unit of atmospheric pressure named in honor of Blaise Pascal
• It is the unit of pressure designated by the International System.

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