CHAPTER 4 TIMELINE

YOU SHOULD ADD THE FOLLOWING TO YOUR TIMELINE FROM CHAPTER 4

YOUR TIMELINE SHOULD BE TAPED INTO THE BACK COVER OF YOUR COMPOSITION BOOK.

BEFORE THE QUIZ DAY

WE DID THESE IN CLASS -- IF YOU WERE ABSENT OR DID NOT FINISH

8000BC: The Maya make astronomical constructions

4000BC: Egyptians institute the 365 day calendar

2680 BC: The Great Pyramid at Giza completed.

2300BC: Chinese astronomers start to observe the sky

1860 BC: The Construction of Stonehenge.

1800BC: Babylonians begin to keep observational records

1600BC: Chaldean astronomers identify the zodiac

763BC: Solar eclipse observed and recorded by Babylonians

624BC: Thales of Miletus was born.

585BC: Thales of Miletus predicted a solar eclipse.

547BC: Thales of Miletus died.

500BC: Pythagoras suggests that the Earth is a sphere and not flat, as had been previously assumed

THESE SHOULD BE ADDED BEFORE THE DAY OF CHAPTER 4 QUIZ

1543: Copernicus publishes De Revolutionibus Orbium Caoelestium (The Revolutions of the Heavenly Spheres), the theory that earth revolves around the sun, while on his deathbed.

1546: Tycho Brahe born in Denmark.

1552: Books on Geography and Astronomy are burned in England because people thought they contained magic.

1564: Galileo Galilei born in Italy.

1572: Tycho Brahe observes a supernova in Cassiopeia constellation.

1608: Hans Lippershey a Dutch spectacle maker invents the telescope

1609: Galileo Galilei improves the telescope.

1609: Kepler publishes Brahe's calculation of the orbit of Mars. Kepler publishes his first two laws of planetary motion.

1632: Galileo publishes Dialogo sopra I due massimi sistemi del mondo (The Dialogue Concerning the Two Chief World Systems , supporting Copernicus' view that the planets circled the sun.

1633: Inquisition forces Galileo to recant his belief in Copernican theory.

1642: Galileo dies.