'Apparent brightness' diaporamas de présentation

Chapter 15 A Universe of Galaxies

Chapter 15 A Universe of Galaxies. In this chapter we will see: What are the three types of Galaxies? How do we measure the distances to galaxies? How did galaxies form? What are quasars/supermasive blackholes?. 15.1 Islands of Stars. Our Goals for Learning.

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The Sky

Note that the following lectures include animations and PowerPoint effects such as fly ins and transitions that require you to be in PowerPoint's Slide Show mode (presentation mode). The Sky. Chapter 2. Guidepost.

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The Sky

Note that the following lectures include animations and PowerPoint effects such as fly ins and transitions that require you to be in PowerPoint's Slide Show mode (presentation mode). The Sky. Chapter 2. Guidepost.

761 views • 60 slides

The Sky

Note that the following lectures include animations and PowerPoint effects such as fly ins and transitions that require you to be in PowerPoint's Slide Show mode (presentation mode). The Sky. Chapter 2. Guidepost.

733 views • 60 slides

The Sky

Note that the following lectures include animations and PowerPoint effects such as fly ins and transitions that require you to be in PowerPoint's Slide Show mode (presentation mode). The Sky. Chapter 2. Guidepost.

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The Sun and Stars

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The Sun and Stars

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Astronomical Study: A Multi-Perspective Approach

Astronomical Study: A Multi-Perspective Approach. Overview of Stars. Motion Distances Physical Properties Spectral Properties Magnitudes Luminosity class Spectral trends Binary stars and getting masses Stellar census. Stars Move!. Motion through Space. Everything moves!

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Stellar Magnitudes and Distances

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Red Giants and White Dwarfs

Red Giants and White Dwarfs. A Field Guide to Stars. The Solar Neighborhood. Milky Way Galaxy 100 billion stars Volume of nearly 100,000 light years across Orbits Galactic Center- 25,000 light years from Earth. Stellar Parallax. Measuring Parsecs. Parallax decreases as distance increases

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4. Telescopes

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Astrophysics

Astrophysics. E3 Stellar Distances. Stellar Distances Units. Earth in June. Distant stars. Near star. 1 AU. d. ?. Sun. ?. 1 AU. Earth in January. Stellar parallax. d = 1 AU ?. d (parsecs) = 1 p (arc-seconds). Angular Sizes 360 degrees ( 360 o ) in a circle

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Measuring the Properties of Stars

Measuring the Properties of Stars. Measuring the Properties of Stars Stellar Brightness and Luminosity. Power is the rate at which energy is transferred, or the amount of energy transferred per unit time.

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Lab 08

Astronomy 105 Laboratory. Lab 08. Lab Quiz 08. The H-R diagram is a graph of. apparent magnitude vs. spectral type. apparent magnitude vs. color. absolute magnitude vs. spectral type. color vs. temperature. luminosity vs. absolute magnitude. The apparent magnitude of a star depends on the.

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Astrophysics

Astrophysics. E2 Stellar Radiation and Stellar Types. Stellar Radiation and Stellar Types Star Formation Space contains particles of gas (mainly hydrogen) and dust, called the Inter Stellar Medium (ISM).

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Introduction to Astrophysics

Introduction to Astrophysics. Lecture 3: Light. Properties of light. Light propagates as a wave, and corresponds to oscillations of electric and magnetic fields in the vacuum. It also carries energy.

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Chapter 2: The Sky

0. Chapter 2: The Sky. 0. Constellations. In ancient times, constellations only referred to the brightest stars that appeared to form groups, representing mythological figures. 0.

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Astronomy CA REVIEW

Astronomy CA REVIEW. Topics: Star Characteristics Star Life Cycles Galaxies Earlier topics are under Files: 3-1 REVIEW and 3-2 REVIEW. We are learning to : examine the life cycle of a star (characteristics; HR diagram)

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Warm Up May 8, 2013

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Chapter 10 Measuring the Stars

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