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Ch 18: MEGA Earth Science: Space Exploration

About This Chapter

Trace man's fascination with the stars from Galileo's telescope to the powerful instruments of today in our Space Exploration chapter. These fun and interesting video lessons are an enjoyable way to study for the MEGA Earth Science exam.

MEGA Earth Science: Space Exploration - Chapter Summary

Some of the most brilliant minds of the day congregated in Alexandria, making it a center of research and learning. Revisit their theories and accomplishments and rediscover why Galileo's theories brought him into direct conflict with the Church. Follow the development of the telescope from Galileo's lenses to the technological marvel it is today as you view these video lessons in preparation for the MEGA Earth Science test. The lessons in this chapter present the material given below:

  • Early Alexandrian philosophers and scientists
  • Theories of Copernicus and Brahe
  • Galileo's invention of the telescope and conflict with the Church
  • Central concepts and influence of Aristotle
  • Refracting, reflecting and radio telescopes

Our study guide makes examination of the ancient world's most extraordinary theorists interesting and delightfully engaging fun. Our videos are designed to capture your imagination and hold your interest while providing you with useful and valuable information. Check for retention using the lesson quizzes, measure your overall progress with the chapter tests, and stay organized by tracking your progress on your dashboard.

5 Lessons in Chapter 18: MEGA Earth Science: Space Exploration
Test your knowledge with a 30-question chapter practice test
Euclid, Archimedes & Ptolemy: Alexandrian Hellenistic Philosophers

1. Euclid, Archimedes & Ptolemy: Alexandrian Hellenistic Philosophers

This lecture recounts the achievements of the many great minds that called Alexandria home. We will look at Euclid, Ptolemy, Archimedes, Aristarchus, Herophilos, Erasistratus and Eratosthenes.

Tycho Brahe and Copernicus Take On the Known Universe

2. Tycho Brahe and Copernicus Take On the Known Universe

Astronomy according to Ptolemy was the popular theory until Copernicus turned it on its head. This lesson explores the theories of Copernicus and Brahe and how the two changed astronomical study.

Galileo, the Telescope & the Church

3. Galileo, the Telescope & the Church

This lesson explores the contributions of Galileo to modern science. It examines his early steps toward a scientific method, his work on falling bodies and, of course, his astronomical discoveries. Finally, the Church's reaction to these discoveries is explored.

Aristotelian Logic: Aristotle's Central Concepts and Influence

4. Aristotelian Logic: Aristotle's Central Concepts and Influence

This lesson will explore the life of the famous philosopher Aristotle. It will highlight his life in Northern Greece and Athens, as well as his interactions with Alexander the Great. It will also explain the main tenants of Aristotelian logic.

Types of Telescopes: Radio, Reflecting & Refracting Telescopes

5. Types of Telescopes: Radio, Reflecting & Refracting Telescopes

Learn about the different types of telescopes that astronomers use: X-ray, radio, gamma ray, reflecting and refracting. Learn what the differences are between them and what different things they show us about the universe.

Chapter Practice Exam
Test your knowledge of this chapter with a 30 question practice chapter exam.
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Practice Final Exam
Test your knowledge of the entire course with a 50 question practice final exam.
Not Taken

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