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Helping to pave the way…
Aristotle 340 B.C Famous philosopher Said earth was round EVERYTHING IN THE UNIVERSE REVOLVES AROUND THE EARTH- “Geocentric Model”
Eratosthenes Eratosthenes (276-194 B.C.)- great Greek mathematician who determined the circumference (distance around) of the Earth using shadow observations. Click on Eratosthenes
Ptolemy 100-170 A.D. Latitude & longitude Counted the stars Created star tables to help explorers (Columbus) Geocentric Model Ptolemy Aristotle and Ptolemy
Major Changes in Astronomy Within last 400 years: -- Earth is not the center -- Universe is immense Within last 200 years: -- Appreciate the age of the.
Ancient Greek Astronomy. The First Greek Astronomers The time when Greek astronomy was at its peak was between 700 BC-300 AD The time when Greek astronomy.
Directions: Read carefully through ALL of the slides presented (total of 18; on a 15 second timer per slide); TAKE BRIEF NOTES on each of the 13 Astronomers.
Solar System Models Geocentric Model Earth Centered Moon, Sun, Planets, and Stars revolve around the Earth Feels right No observed parallax of stars.
THE OLD GUYS. Astronomers Click on astronomers to guide you through the PowerPoint. All red boxes are links. Use them to guide you!
Page 1 FAMOUS ASTRONOMERS. Page 2 ARISTOTLE Proved the Earth is round Worked with Optics Created a "prototype" of the Scientific Method His influence.
Nicole Hayges Shyla Henry Period B.C. Aristarchus is known for his suggestion of the sun being in the center of the universe instead of earth.
Earth is in the center with everything revolving around it Everything orbits in a perfect circle There is a sphere of stars that surrounds the system like.
Ancient Greek Thinking on Astronomy Aristotle’s geocentric model of the universe. 1.
1 Giants of Science Our understanding of the Universe developed slowly over centuries. Most of the breakthroughs came through careful study of the positions.
1 Phases of the Moon What Can You See
Early Astronomers and Thinkers ponder this question before technology proved the results! By Miss O. IS THE EARTH THE CENTER OF THE UNIVERSE OR THE SUN?
Giants of Early Astronomy Astronomy: Introduction.
Earth Science 22.1 Origins of Astronomy Origins of Astronomy.
Planetary Science Round Earth / Flat Earth Planetary Science Vocabulary horizon - where sky and earth appear to meet line of sight - the straight unimpeded.
Warm -up Copy HW Please take out your connection packet and a pen or pencil Today’s first presenter can set up.
JEOPARDY GeneralMap HistoryNavigationExplorersMisc.
History of Astronomy. Early Astronomy Astronomy Is science that the universe Greeks 600 B.C. – A.D. 150 Measured distances to the Sun and Moon.
Models of the Solar System Chapter 27 Section 2. Two Basic Models of the Universe 1.Geocentric – The Earth is located in the center and all other celestial.
Views of the World in History ● In Old Hindu believes the Earth is flat and is resting on 3 giant elephants, which in turn stand on the back of a gigantic.
Early Models of the Universe. Pythagoreans (500 B.C.) Believed the stars, planets, sun, and moon were attached to crystalline spheres which rotated around.
History of Astronomy. Our Universe Earth is one of nine planets that orbit the sun The sun is one star in 100 billion stars that make up our galaxy- The.
Archimedes: Engineer and Mathematician Levers: “Move the World” Buoyancy and density Optics.
ASTRONOMY 161 Introduction to Solar System Astronomy Class 5.
Lecture 3 Ancient astronomy Aristarchus, Ptolemy Modern astronomy Copernicus, Tycho, Galileo, Kepler, Newton Circular satellite motion and tide Light.
1 The Dead Guys. 2 Timeline 3 Ancient Astronomy.
Review of Chapter 27 Planets of the Solar System.
SPACE SCIENCE UNIT 2 LESSON 1 Historical Modes of the Solar System.
6 th Grade, HEKASI Mr. Ichigo Korosaki February 14, 2012.
Erastosthenes: Measuring the Size of the Earth Scott Morrison 8.282J / J 5 Feb 2009.
History of Astronomy The knowledge of the Ancients.
EARLY ASTRONOMERS. Aristotle 3384 BC- 322 BC GGreek Philosopher BBelieved in a geocentric model of the universe EEarth was the center and planets.
Which of the following do you think the Greeks knew? (and how?) 1. Π = ? 2.The size of the Sun 3.The height of the pyramids 4.The Earth is a sphere 5.The.
Eratosthenes “Father of Geography” Eratosthenes studied many subjects, but his greatest contributions were to understanding the shape and features of Earth.
6/10/20161 Ch. 22: Astronomers Mr. Litaker 6/10/20162 Our Solar System What do we know? Time required for Earth to make one rotation on its axis? 24.
Astronomy and the Greeks. Eratosthenes was a Greek scholar who worked in Alexandria. While working in the Library in Alexandria, he noted that, at noon.
Round Earth/Flat Earth 1/7/15 1.How do we know the Earth is round? 2.We will use models and simulations to show how sailing ships and shadows are evidence.
An ancient method for finding the prime numbers. Eratosthenes was a Greek mathematician from Cyrene (modern day Libya!). He was born in 276 BC, and.
The History Of Astronomy History of Astronomy 1.Ancient times (Before 3000 B.C): a. Earth is Flat – astronomical bodies pass beneath Earth at night b.
Models of the Solar System (C) Copyright all rights reserved https://solarsystem.nasa.gov/multimedia/display.cfm?IM_ID=7783.
The Earth and Earth Coordinates We’ve known for over 2000 years that the earth is spherical in shape Aristotle in the 4 th century BC believed that the.
The History of Astronomy Part One The Ancients Astronomy “BC”
Astronomy is the science that has to do with the universe, much further than the earth’s surface. In other words, astronomy is the study of the stars,
What is the difference between geocentric and heliocentric theories?
Observing the Solar System: A History Chapter 26.2 P
2.1 History of Astronomy. What is Astronomy? The branch of science that deals with celestial objects, space, and the physical universe as a whole.
THE SCIENTISTS THAT CONTRIBUTED TO THE DEVELOPMENTS OF MODELS TO EXPLAIN THE HISTORY OF THE UNIVERSE. Super Models Unit *Scientists*
Ptolemy His real name is Claudius Ptolemaeus, but we know him as Ptolemy. Not much is known about his life. The name Claudius probably means he was a.
Greek Astronomy. Ancient View of the Cosmos Universe is 2-D All celestial objects attached to a sphere. Celestial Sphere is close Climb a high.
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