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Class Notes for Astronomy at University of Nebraska - Lincoln

Exam Study Guides for Astronomy Courses

Covers all exam topics.

ASTR 103 Lecture Notes - Lecture 35: Formation And Evolution Of The Solar System, Escape Velocity, Plate Tectonics
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Study Guide Saturday, December 9, 2017 7:41 PM - List the general characteristics of the solar system (type of objects and regions) - Understand the 3 criteria to be labeled a planet Note how definit...

Astronomy
ASTR 103
Sibbernsen
ASTR 103 Lecture Notes - Lecture 34: Small Solar System Body, Gravitational Microlensing, Protoplanetary Disk
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6.1-6.4 Review for Test Friday, December 8, 2017 11:12 AM The 8 planets - Teresterial (inner) - Jovian (gas giants, outer planets) - Basic characteristics of both notable - Dwarf Planets and smal...

Astronomy
ASTR 103
Sibbernsen
ASTR 103 Lecture Notes - Lecture 33: Meteor Crater, Kuiper Belt, Oort Cloud
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6.6-Asteroid Belt Friday, December 8, 2017 10:34 AM Asteroid Belt - Home of many asteroids, meteoroids, and the Dwarf Planet Ceres Ceres is the nearest Dwarf planet to us Amore Asteroids - In a spe...

Astronomy
ASTR 103
Sibbernsen
ASTR 103 Lecture Notes - Lecture 30: Planetary Science, Outer Core, Inner Core
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6.3-Comparative Planetology Friday, December 1, 2017 10:30 AM Planetary Differntiation - The layering of the core, mantel, etc. Our Solar System - Earth Largest terrestrial Heat at its...

Astronomy
ASTR 103
Sibbernsen
ASTR 103 Lecture Notes - Lecture 32: Orbital Period, Moons Of Saturn, Orbital Inclination
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6.5-Jovian Planets Wednesday, December 6, 2017 10:32 AM Jovian/Outer Planets - General characteristics Very large Low densities Many moons No solid surface Farthe...

Astronomy
ASTR 103
Sibbernsen
ASTR 103 Lecture 31: 6.4- Terrestrial Planets (cont.)
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6.4Terrestrial Planets (cont.) Monday, December 4, 2017 10:33 AM Mercury Looks a lot like the moon Most amount of IronThe Iron Planet Characteristic Relative to Earth Absolute value (Earth= 1) Mass .0553 3.03 x 10^16 g R...

Astronomy
ASTR 103
Sibbernsen
ASTR 103 Lecture Notes - Lecture 29: Radial Velocity
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6.2-Extrasolar Planets Wednesday, November 29, 2017 10:38 AM Extrasolar planets - Difficult to detect because they are lost in the glare of the star they orbit, and are too close to the star to resolve P...

Astronomy
ASTR 103
Sibbernsen
ASTR 103 Lecture Notes - Lecture 26: Cosmic Microwave Background, Cosmic Background Radiation, Edwin Hubble
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5.6-The Big Bang Friday, November 17, 2017 10:27 AM Edwin Hubble -1929 - Discovery of increasing galactic recession, i.e. "Expanding universe" and the development of Hubble's Law Wilson and Penzias -1964 ...

Astronomy
ASTR 103
Sibbernsen
ASTR 103 Lecture Notes - Lecture 27: Radial Velocity, Local Group, Cosmological Principle
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5.5-Cosmology Wednesday, November 15, 2017 10:30 AM Olbers' Paradox (Why is the sky dark?) - Not: Static, eternal, infinite, uniform - Assume: Expanding, finite, had a beginning - The universe is etern...

Astronomy
ASTR 103
Sibbernsen
ASTR 103 Lecture Notes - Lecture 28: Small Solar System Body, Angular Momentum, Orbital Inclination
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6.1-Solar System Formation Monday, November 27, 2017 10:34 AM Process of Planet Formation 1. The cloud of dust and gas collapses into a sphere 2. Angular momentum collapses cloud into a disk 3. Matter starts ...

Astronomy
ASTR 103
Sibbernsen
ASTR 103 Lecture Notes - Lecture 25: Galaxy Rotation Curve, Parsec, Starburst Galaxy
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5.3-Galaxies Friday, November 10, 2017 10:31 AM Hubble 27 - Over a quarter-century of discovery with the Hubble Space Telescope - Deep field (1995), ultra deep field (2003/2004), and eXstreme deep field (2012) ...

Astronomy
ASTR 103
Sibbernsen
ASTR 103 Lecture Notes - Lecture 19: Stellar Classification, Distance Modulus, Stellar Parallax
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4.4-Stellar Distances Monday, October 23, 2017 10:33 AM Distance - Distance = 1/parallax angle Parallax angle in arc seconds Distance in parsecs 3.26 light years per p...

Astronomy
ASTR 103
Sibbernsen
ASTR 103 Lecture Notes - Lecture 20: Balmer Series, Absorption Spectroscopy, Rayleigh Scattering
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4.5-Interstellar medium Wednesday, October 25, 2017 10:42 AM The colors of the sun: - The sun usually appears to be light yellow in color - Sometimes red in color - Sun peaks in blue-green wavelengths ...

Astronomy
ASTR 103
Sibbernsen
ASTR 103 Lecture Notes - Lecture 24: Weakly Interacting Massive Particles, Dark Matter, Square Root
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5.2-Galactic Structure Wednesday, November 8, 2017 10:32 AM Galactic Nucleus - Massive black hole (4.5 million solar masses) - Swirl of stars, gas dust - Prodigious energy output Spiral arms - Shock...

Astronomy
ASTR 103
Sibbernsen
ASTR 103 Lecture Notes - Lecture 23: Low Mass, Milky Way, Barred Spiral Galaxy
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5.1-The Milky Way Galaxy Monday, November 6, 2017 10:32 AM Milky way galaxy - Barred spiral galaxy - 100,000 light years in diameter - Contains roughly 300 billion stars - Galactic disk En...

Astronomy
ASTR 103
Sibbernsen

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