Overview of Greek and Hellenistic Achievements

1. INVENTORS

2. THALES
FIRST TRUE
MATHEMATICIAN

3. USED MATH TO
CALCULATE THE
HEIGHT OF THE
PYRAMIDS
1ST KNOWN PERSON
TO STUDY ELECTRICITY
EXPLAINED NATURAL
PHENOMENA WITHOUT
USING THE GODS!

4. PYTHAGORUS
PYTHAGOREAN
THEOREM

5. ANAXIMANDER
EARTH HAD ONCE BEEN
COVERED ALL IN
WATER
PEOPLE HAD EVOLVED
FROM AN EARLIER
FORM (PERHAPS A
FISH)

6. AND THE FIRST KNOWN MAP

7. ALEXANDER THE GREAT’S LEGACY WAS THE
CULTURE OF LEARNING THAT HE SPREAD
THROUGH OUT HIS EMPIRE
MANY MEN MADE IMPORTANT DISCOVERIES

8. ARISTARCHUS
“THE MATHEMATICIAN”

9. WHO WAS THE FIRST TO UNDERSTAND THAT THE
UNIVERSE WAS HUGE!

10. THE EARTH REVOLVES ON IT’S
AXIS

11. THAT WE HAVE A HELIOCENTRIC
SOLAR SYSTEM

12. BUT THE WORLD WAS NOT
READY FOR HIS IDEAS!
IT WOULDN’T BE UNTIL
THE 1500S AND THE
WORK OF NICHOLAS
COPERNICUS THAT THE
WORLD BEGAN TO
ACCEPT THAT THE
EARTH REVOLVED
AROUND THE SUN!

13. ERASISTRATUS
FOUNDED THE SCHOOL
OF ANATOMY IN
ALEXANDRIA

14. THE BRAIN IS THE CENTER OF THE NERVOUS
SYSTEM

15. DISCOVERED THE PULSE
AND ITS IMPORTANCE IN DIAGNOSING ILLNESS

16. THE HEART PUMPS BLOOD THROUGH THE
BODY

17. LIQUIDS ARE TAKEN INTO THE ESOPHAGUS AND
THEN PASSES INTO THE BLADDER

18. HIPPARCHUS
THE FATHER OF
TRIGONOMETRY

19. CREATED TRIGONOMETRY
CREATED
TRIGONOMETRY
TABLES
TRIGONOMETRY DEALS
WITH THE
RELATIONSHIP
BETWEEN THE SIDES
AND ANGLES OF A
PLANE OR SPHERICAL
TRIANGLES

20. DISTANCE BETWEEN SUN AND THE
EARTH

21. PREDICTED ECLIPSES
DUE TO HIS STUDIES OF THE MOVEMENTS OF THE PLANETS

22. EUCLID
KNOWN AS THE
“FATHER OF
GEOMETRY”

23. BUT HE DIDN’T INVENT IT
HE CAME UP WITH SOME THEOREMS, COMPILED THE WORKS
OF OTHERS
AND PEOPLE USED IT FOR CENTURIES!

24. ERATOSTHENES
NICKNAMED “BETA”

25. CALCULATED THE CIRCUMFERENCE OF THE
EARTH
AND WAS ONLY OFF BY ABOUT 200 MILES!

26. HE CREATED THE MOST ACCURATE MAP
KNOWN
AND BELIEVED THAT ALL THE OCEANS WERE CONNECTED

27. ARCHIMEDES
GREATEST SCIENTIST
OF ANTIQUITY

28. APPROXIMATED PI
WITHOUT FORMULAS!
JUST USED CALCULATIONS OF POLYGONS TO GET AS CLOSE AS POSSIBLE!

29. COMPOUND PULLEY

30. ARCHIMEDES SCREW

31. ARCHIMEDES PRINCIPLE