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Essential Questions
Essential Questions

... (What is acceptable evidence to show desired results (rubrics, exam, etc.)? Attach Copy During the Smart Notebook lesson designed to introduce concepts, students will be continually questioned on these concepts using a combination of class work/homework questions and the SMART Response system. Class ...
1 3 Formation of the Solar System
1 3 Formation of the Solar System

... Before scientists were able to prove that Earth revolves around the sun, most people thought Earth was the center of the universe. ...
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Unit 3: Understanding the Universe
Unit 3: Understanding the Universe

... The solar system contains planets, dwarf planets, comets, asteroids, and other small solar system bodies. ...
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The formation of the Solar System I. Stellar context

... But how do you put planets together from dust??? ...
Final Study Guide Questions Earth Science Spring 2016 Mr. Traeger 1
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Planetarium Key Points

... 2. The daily motion of the sphere  All the sky moves from Est to West around an axis that seems fixed on the sphere (for short periods of time as human life)  The motion and the sphere define two poles and an equator, we can use some stars to find them; Polaris for NCP and Southern Cross and Centa ...
Science 3rd prep. 1st term unit 3 lesson 2 The Solar System Millions
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... The French scientist Pierre Simon Laplace published a research entitled ((world order)) and that was in 1796. This research included a vision of Laplace about the evolution of the solar system. This perception (which won great reputation for a century) has been affected by two observations. 1 -There ...
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This lecture covers the origins of the Universe, Sun and our planet

... The universe is vast in size, space and numbers.  Our sense of the night sky.   The late  Carl Sagan has often been satirized for his comments ‘billions and billions’. But it has  made the point that the universe is vast and full of many, many stars and galaxies.  Remember at such far distances many ...
The Constellations
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... both the Earth and the other planets—apparent retrograde motion occurs when we pass the other planet in the orbit. This model place Earth and the other planets on two concentric circles with the Sun at the center, and is capable of making precise prediction on the position of the planets. Only two c ...
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Day & Night
Day & Night

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chapter 8 Notes

... •  The apparent motion of the planets, the stars, and the Sun is due to Earth’s rotation. This is the heliocentric model, or Suncentered model of the solar system. ...
ASTRONOMY 120
ASTRONOMY 120

... or why not? 8. Zeilik Study Exercise 12.9 In one sentence, describe the source of the sun’s energy. (not how it produces energy) 9. Zeilik Study Exercise 12.13 In what sense do neutrinos allow us to “see” the sun’s core directly? What have been the results of the solar neutrino experiments to date? ...
Question 1
Question 1

... • The apparent motion of the planets, the stars, and the Sun is due to Earth’s rotation. This is the heliocentric model, or Suncentered model of the solar system. ...
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Copernican heliocentrism



Copernican heliocentrism is the name given to the astronomical model developed by Nicolaus Copernicus and published in 1543. It positioned the Sun near the center of the Universe, motionless, with Earth and the other planets rotating around it in circular paths modified by epicycles and at uniform speeds. The Copernican model departed from the Ptolemaic system that prevailed in Western culture for centuries, placing Earth at the center of the Universe, and is often regarded as the launching point to modern astronomy and the Scientific Revolution.Copernicus was aware that the ancient Greek Aristarchus had already proposed a heliocentric theory, and cited him as a proponent of it in a reference that was deleted before publication, but there is no evidence that Copernicus had knowledge of, or access to, the specific details of Aristarchus' theory. Although he had circulated an outline of his own heliocentric theory to colleagues sometime before 1514, he did not decide to publish it until he was urged to do so late in his life by his pupil Rheticus. Copernicus's challenge was to present a practical alternative to the Ptolemaic model by more elegantly and accurately determining the length of a solar year while preserving the metaphysical implications of a mathematically ordered cosmos. Thus his heliocentric model retained several of the Ptolemaic elements causing the inaccuracies, such as the planets' circular orbits, epicycles, and uniform speeds, while at the same time re-introducing such innovations as,Earth is one of several planets revolving around a stationary Sun in a determined orderEarth has three motions: daily rotation, annual revolution, and annual tilting of its axisRetrograde motion of the planets is explained by Earth's motionDistance from Earth to the Sun is small compared to the distance to the stars.↑ 1.0 1.1 ↑
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