'Hertzsprung russell diagram' diaporamas de présentation

Stars & Galaxies

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Stars

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The Family of Stars

0. 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). 0. The Family of Stars. Chapter 9. 0. Guidepost.

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The Family of Stars

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Phys 1830: Lecture 27

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Star in a Box

Star in a Box. Exploring the lifecycle of stars. Stars in the Night Sky. What is a Star?. A cloud of gas, mainly hydrogen and helium. The core is so hot and dense that nuclear fusion can occur. This is where the energy comes from that makes the stars shine.

686 views • 33 slides

Science Olympiad

Science Olympiad. Astronomy C 2007 Joshua Haislip. Stellar Nurseries. Evaporating Gaseous Globules. Shockwaves from distant supernovae or gravity from nearby stars can trigger collapse. Consists of dense regions of molecular hydrogen

328 views • 32 slides

Stellar Spectra

Stellar Spectra. Ay16 Lecture 2 Feb 5, 2008. The Nearest Star. SOHO UV Image. What is a Spectrum. The Atmospheres of stars. Spectral Lines & Quantum Mechanics (the Bohr atom) Ionization Spectral Types The Hertzsprung-Russell Diagram (intro to the evolution of stars).

451 views • 29 slides

Stellar Spectra

Stellar Spectra. Ay16 Lecture 2 Feb 5, 2008. The Nearest Star. SOHO UV Image. What is a Spectrum. The Atmospheres of stars. Spectral Lines & Quantum Mechanics (the Bohr atom) Ionization Spectral Types The Hertzsprung-Russell Diagram (intro to the evolution of stars).

331 views • 29 slides

A Solar System Overview

A Solar System Overview. A dynamic solar system; Stellar astronomy; Subatomic particles and nuclear fusion; White dwarfs as end to low mass stars; High mass stellar evolution; Cepheid variables; Supernovae; Neutron stars and black holes. Motivation Not just Astro 2, 5, 10 content...

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Stellar Properties

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Astronomy Research Project

Astronomy Research Project. By Christina Ciganik. Star Brightness and Distance from Earth Absolute Magnitude and Luminosity. Stars Distance from Earth. The Sun is the star closest to the Earth at a distance of about 150 million kilometers This distance is one Astronomical Unit (AU)

349 views • 20 slides

Bell : 10/3

Bell : 10/3. Star A has an apparent magnitude of 0.4 and Star B has an apparent magnitude of 1.2. Which star appears brighter? Which star appear larger? Objectives: Understand how stars are plotted on an H-R diagram. Be able to classify stars according to spectral class. Announcements.

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Bell: 10/2

Bell: 10/2. Star A has an apparent magnitude of 0.4 and Star B has an apparent magnitude of 1.2. Which star appears brighter? Which star appear larger? Objectives: Understand how stars are plotted on an H-R diagram. Be able to classify stars according to spectral class. Announcements.

233 views • 11 slides

293 views • 10 slides

H-R diagram and star magnitude

H-R diagram and star magnitude. Star magnitude. Magnitude or luminosity- The brightness of a star. Apparent magnitude demonstration. Absolute vs. Apparent magnitude. Apparent magnitude. Apparent magnitude- how bright a star appears to us fromEarth. Absolute Magnitude. The absolute truth!!!

278 views • 9 slides

Star Characteristics

219 views • 5 slides