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Objectives Describe electromagnetic radiation. Tools of Astronomy Explain how telescopes work. Describe space exploration. –refracting telescope –reflecting.
Discovering the Universe Ninth Edition Discovering the Universe Ninth Edition Neil F. Comins William J. Kaufmann III CHAPTER 3 Light and Telescopes CHAPTER.
Telescopes. Introduction A telescope is designed to form on the retina of the eye a larger image of an object than would be created if the object were.
Copyright © by Holt, Rinehart and Winston. All rights reserved. Chapter 1 Section 2 Telescopes Compare refracting telescopes with reflecting telescopes.
Telescopes & Light: Part 1. A Telescopes is a tool used to gather light from objects in the universe.
1 The Sun/ Earth/ Moon Systems. 2 I. Tools of Astronomy A. Radiation 1. Light is a common term for electromagnetic radiation, which are electric waves.
Astronomy Chapter Nineteen: Galaxies and the Universe 19.1 Tools of Astronomers 19.2 Stars 19.3 Galaxies and the Universe.
Astronomy General Science Spring ‘07. History of the Universe Earth = 1 of 9 planets Sun= 1 of 100 billion stars in the Milky Way, 1 of infinite numbers.
E ARTH AND S PACE S CIENCE P ART 6 OF 6 Abney Elementary K. Delaup.
28.1 Astronomical distances Astronomers have developed units other than kilometers or meters to measure the vast distances in space. One light year.
