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Prehistoric and Classic Prehistoric and Classic Astronomy Astronomy

Prehistoric and Classic Astronomy. Warm Up Questions CPS Questions (1-2) Chapter 1, Lesson 1

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Page 1: Prehistoric and Classic Astronomy. Warm Up Questions CPS Questions (1-2) Chapter 1, Lesson 1

Prehistoric and Classic AstronomyPrehistoric and Classic AstronomyPrehistoric and Classic AstronomyPrehistoric and Classic Astronomy

Page 2: Prehistoric and Classic Astronomy. Warm Up Questions CPS Questions (1-2) Chapter 1, Lesson 1

Warm Up QuestionsWarm Up Questions

CPS Questions (1-2)CPS Questions (1-2)

Chapter 1, Lesson 1

Page 3: Prehistoric and Classic Astronomy. Warm Up Questions CPS Questions (1-2) Chapter 1, Lesson 1

Chapter OverviewChapter OverviewChapter OverviewChapter Overview

Prehistoric and Classical AstronomyPrehistoric and Classical Astronomy Astronomy and the RenaissanceAstronomy and the Renaissance The Enlightenment and Modern The Enlightenment and Modern

AstronomyAstronomy

Chapter 1, Lesson 1

Page 4: Prehistoric and Classic Astronomy. Warm Up Questions CPS Questions (1-2) Chapter 1, Lesson 1

Lesson OverviewLesson OverviewLesson OverviewLesson Overview

Celestial SphereCelestial Sphere Greek Earth-Centered ModelGreek Earth-Centered Model Ptolemy’s ModelPtolemy’s Model

Chapter 1, Lesson 1

Page 5: Prehistoric and Classic Astronomy. Warm Up Questions CPS Questions (1-2) Chapter 1, Lesson 1

Quick WriteQuick WriteQuick WriteQuick Write

What does Eratosthenes’ experience in What does Eratosthenes’ experience in measuring the Earth tell you about what’s measuring the Earth tell you about what’s

needed for scientific discoveries? needed for scientific discoveries?

(Note to teacher: Use “Pick a Student” button in CPS)(Note to teacher: Use “Pick a Student” button in CPS)

Chapter 1, Lesson 1

Page 6: Prehistoric and Classic Astronomy. Warm Up Questions CPS Questions (1-2) Chapter 1, Lesson 1

Chapter 1, Lesson 1

The Celestial SphereThe Celestial SphereThe Celestial SphereThe Celestial Sphere

Celestial sphere refers to an imaginary sphere of heavenly objects that seems to center on the observer North Celestial PoleSouth Celestial PoleConstellation

Courtesy of NOAO/AURA/ASF

Page 7: Prehistoric and Classic Astronomy. Warm Up Questions CPS Questions (1-2) Chapter 1, Lesson 1

Chapter 1, Lesson 1

The Celestial SphereThe Celestial SphereThe Celestial SphereThe Celestial Sphere

It takes the Sun about 365.25 days to revolve around the celestial sphere

The ecliptic is the name for the Sun’s apparent path among the stars around the Earth

The zodiac is the group of constellations the Sun passes through on its apparent path along the ecliptic

Page 8: Prehistoric and Classic Astronomy. Warm Up Questions CPS Questions (1-2) Chapter 1, Lesson 1

Chapter 1, Lesson 1

The Moon’s PhasesThe Moon’s PhasesThe Moon’s PhasesThe Moon’s Phases

The Moon does orbit the Earth

Earth’s gravity holds the Moon in such a firm grip that it always keeps the same face turned toward the Earth

Page 9: Prehistoric and Classic Astronomy. Warm Up Questions CPS Questions (1-2) Chapter 1, Lesson 1

Chapter 1, Lesson 1

The Moon’s PhasesThe Moon’s PhasesThe Moon’s PhasesThe Moon’s Phases

© J. Gatherum/ShutterStock, Inc.

naomi.mitchell
Add "The" to slide heading
Page 10: Prehistoric and Classic Astronomy. Warm Up Questions CPS Questions (1-2) Chapter 1, Lesson 1

Chapter 1, Lesson 1

Observing Planetary MotionObserving Planetary MotionObserving Planetary MotionObserving Planetary Motion

Retrograde Motion

Planets move in elliptical, not circular orbits

Revolve around the Sun, not Earth

Page 11: Prehistoric and Classic Astronomy. Warm Up Questions CPS Questions (1-2) Chapter 1, Lesson 1

The Greek Earth-Centered ModelThe Greek Earth-Centered ModelThe Greek Earth-Centered ModelThe Greek Earth-Centered Model

Thales of MileusThales of MileusStars are not godsStars are not gods

PythagorasPythagorasSpherical EarthSpherical Earth

Aristotle – 322 BCAristotle – 322 BCPlaced the Earth at the center of thingsPlaced the Earth at the center of thingsParallax Parallax is is the apparent shifting of nearby the apparent shifting of nearby objects with respect to distant ones as the objects with respect to distant ones as the position of the observer changesposition of the observer changes

Chapter 1, Lesson 1

Page 12: Prehistoric and Classic Astronomy. Warm Up Questions CPS Questions (1-2) Chapter 1, Lesson 1

Ptolemy’s ModelPtolemy’s ModelPtolemy’s ModelPtolemy’s Model

Claudius Ptolemy – AD 150Claudius Ptolemy – AD 150Ptolemy believed that heavenly bodies Ptolemy believed that heavenly bodies

(planets and stars) were perfect, in contrast to (planets and stars) were perfect, in contrast to earthbound objects earthbound objects

The universe was based on perfect circlesThe universe was based on perfect circles AnAn epicycle epicycle is is the circular orbit of a the circular orbit of a

planet, the center of which revolves planet, the center of which revolves around the Earth in another circlearound the Earth in another circle

Chapter 1, Lesson 1

Page 13: Prehistoric and Classic Astronomy. Warm Up Questions CPS Questions (1-2) Chapter 1, Lesson 1

Evaluating Ptolemy’s ModelEvaluating Ptolemy’s ModelEvaluating Ptolemy’s ModelEvaluating Ptolemy’s Model

StrengthsStrengths Fits evidence Fits evidence

available during his available during his lifetimelifetime

Includes testable Includes testable predictionspredictions

WeaknessesWeaknesses Assumed that Earth Assumed that Earth

was stationarywas stationary Theory of epicycles Theory of epicycles

was a departure from was a departure from simplicity and simplicity and symmetry symmetry

Chapter 1, Lesson 1

Page 14: Prehistoric and Classic Astronomy. Warm Up Questions CPS Questions (1-2) Chapter 1, Lesson 1

Learning CheckLearning Check

CPS Questions (3-4)CPS Questions (3-4)

Chapter 1, Lesson 1

Page 15: Prehistoric and Classic Astronomy. Warm Up Questions CPS Questions (1-2) Chapter 1, Lesson 1

Activity 1: Astronomy CrosswordActivity 1: Astronomy Crossword Activity 1: Astronomy CrosswordActivity 1: Astronomy Crossword

Chapter 1, Lesson 1

Use your textbook to identify the terms and people of prehistoric and classical astronomy to complete the crossword puzzle.

Refer to pages 6-18 in the textbook.

Page 16: Prehistoric and Classic Astronomy. Warm Up Questions CPS Questions (1-2) Chapter 1, Lesson 1

Activity 2: Testing Parallax Activity 2: Testing Parallax Activity 2: Testing Parallax Activity 2: Testing Parallax

Follow the step-by-step directions on Follow the step-by-step directions on your worksheet in order to test the your worksheet in order to test the concept of parallax.concept of parallax.

Then answer the questions about Then answer the questions about parallax on the worksheet.parallax on the worksheet.

Be prepared to share your answers Be prepared to share your answers with the class.with the class.

Chapter 1, Lesson 1

Page 17: Prehistoric and Classic Astronomy. Warm Up Questions CPS Questions (1-2) Chapter 1, Lesson 1

Activity 3: The Moon’s PhasesActivity 3: The Moon’s PhasesActivity 3: The Moon’s PhasesActivity 3: The Moon’s Phases

Chapter 1, Lesson 1

Work with your team to complete your worksheet on the Moon’s phases.

You may refer to page 13 in the textbook.

Page 18: Prehistoric and Classic Astronomy. Warm Up Questions CPS Questions (1-2) Chapter 1, Lesson 1

Technology Enrichment: Technology Enrichment: Sky Maps & ConstellationsSky Maps & ConstellationsTechnology Enrichment: Technology Enrichment:

Sky Maps & ConstellationsSky Maps & Constellations

1.1. Using the website link provided, Using the website link provided, download this month’s version and last download this month’s version and last month’s version of the Evening Sky Map month’s version of the Evening Sky Map for your geographic location. for your geographic location.

2.2. Follow the steps and answer the Follow the steps and answer the questions on the worksheet. You may questions on the worksheet. You may refer to pages 9-10 in your textbook.refer to pages 9-10 in your textbook.

Chapter 1, Lesson 1

Page 19: Prehistoric and Classic Astronomy. Warm Up Questions CPS Questions (1-2) Chapter 1, Lesson 1

ReviewReviewReviewReview

Celestial sphereCelestial sphere refers to refers to an imaginary sphere of an imaginary sphere of heavenly objects that seems to center on the heavenly objects that seems to center on the observerobserver

Earth’s gravity holds the Moon in such a firm grip Earth’s gravity holds the Moon in such a firm grip that it always keeps the same face turned toward that it always keeps the same face turned toward the Earththe Earth

The ancient Greeks looked for symmetry, order, The ancient Greeks looked for symmetry, order, and unity in the cosmos and unity in the cosmos

Thales of Miletus reasoned that the Sun and other Thales of Miletus reasoned that the Sun and other stars were not gods but balls of firestars were not gods but balls of fire

Chapter 1, Lesson 1

Page 20: Prehistoric and Classic Astronomy. Warm Up Questions CPS Questions (1-2) Chapter 1, Lesson 1

Review, cont.Review, cont.Review, cont.Review, cont.

Pythagoras proposed that the Earth is sphericalPythagoras proposed that the Earth is spherical Aristotle placed the Earth at the center of thingsAristotle placed the Earth at the center of things The Greek model of the universe that won the The Greek model of the universe that won the

widest acceptance was that of Claudius widest acceptance was that of Claudius Ptolemy; for 1,300 years, his model was the Ptolemy; for 1,300 years, his model was the conventional wisdom of the scientific worldconventional wisdom of the scientific world

Chapter 1, Lesson 1

Page 21: Prehistoric and Classic Astronomy. Warm Up Questions CPS Questions (1-2) Chapter 1, Lesson 1

Review QuestionsReview Questions

CPS Questions (5-6)CPS Questions (5-6)

Chapter 1, Lesson 1

Page 22: Prehistoric and Classic Astronomy. Warm Up Questions CPS Questions (1-2) Chapter 1, Lesson 1

SummarySummarySummarySummary

The Celestial SphereThe Celestial Sphere Greek Earth-Centered ModelsGreek Earth-Centered Models Ptolemy’s ModelPtolemy’s Model

Chapter 1, Lesson 1

Page 23: Prehistoric and Classic Astronomy. Warm Up Questions CPS Questions (1-2) Chapter 1, Lesson 1

Chapter 1, Lesson 1

Next…Next…Next…Next…

Done – Prehistoric and Classical Astronomy

Next – Astronomy and the Renaissance

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