THE BEGINNING OF MODERN SCIENCE

Lesson 3

Early Ideas about the Earth’s Shape◦ Babylonians thought the earth was hollow, to provide space for their underworld

◦ Egyptians thought the earth a square with mountains at the edge supporting the sky

◦ In the 4th century B.C. the Greek philosopher Aristotle introduced geocentrism. The theory that the universe is earth centered.

◦ Early Christians believed God created man in his own image and the universe. Therefore Christians believed the Earth was in the center of the universe

Renaissance ScientistsScientists Discovery /

Accomplishment

Nicholas Copernicus (1473-1543)

From PolandBelieved the Earth traveled around the sun = heliocentric

Galileo Galilei (1564-1642) From ItalyImproved the telescope; helped prove the ideas of Copernicus

Isaac Newton (1642-1727) From EnglandDiscovered gravity

Scientific Method

1.Ask a Question2.Research 3.Hypothesis4.Test the hypothesis5.Analyze data and draw conclusions6.Share results