Understanding Our Universe3rd EditionPALEN, Stacy, Kay, Laura, Blumenthal, George (george Ray) Publisher: W.w. Norton & Company,ISBN: 9780393614428
Understanding Our Universe
Browse All Chapters of This Textbook
Chapter 1 - Our Place In The UniverseChapter 1.1 - Astronomy Is A Way Of Viewing The WorldChapter 1.2 - Science Is A Way Of Viewing The WorldChapter 1.3 - Astronomers Use Mathematics To Find PatternsChapter 2 - Patterns In The Sky- Motions Of Earth And The MoonChapter 2.1 - Earth Spins On Its AxisChapter 2.2 - Revolution Around The Sun Leads To Chnages During The YearChapter 2.3 - The Moon's Appearance Changes As It Orbits EarthChapter 2.4 - Shadows Cause EclipsesChapter 3 - Laws Of Motion
Chapter 3.1 - Astronomers Have Studies The Motions Of Planets Since Ancient TimesChapter 3.2 - Galileo Was The First Modern Scientist.Chapter 3.3 - Newton's Laws Govern Motion.Chapter 3.4 - Gravity Is A Force Between Any Two Massive ObjectsChapter 3.5 - Orbits Are One Body "falling Around" AnotherChapter 4 - Light And TelescopesChapter 4.1 - What Is Light?Chapter 4.2 - Cameras And Spectrographs Record Astronomical DataChapter 4.3 - Telescopes Collect LightChapter 5 - The Formation Of Stars And PlanetsChapter 5.1 - Molecular Clouds Are The Cradles Of Star FormationChapter 5.2 - The Protostar Becomes A StarChapter 5.3 - Planets Form In A Disl Around The ProtostarChapter 5.4 - The Inner And Outer Disk Have Different CompositionsChapter 5.5 - A Case Study: The Solar SystemChapter 5.6 - Planetary Systems Are CommonChapter 6 - Terrestrial Worlds In The Inner Solar SystemChapter 6.1 - Impacts Help Shape The Terrestrial PlanetsChapter 6.2 - The Surfaces Of Terrestrial Planets Are Affected By Processes In The InteriorChapter 6.3 - Planetary Surfaces Evolve Through TectonismChapter 6.4 - Volcanism Reveals A Geologically Active PlanetChapter 6.5 - Wind And Water Modify SurfacesChapter 7 - Atmsophere Of Venus, Earth, And MarsChapter 7.1 - Atmospheres Change Over TimeChapter 7.2 - Secondary Atmospheres EvolveChapter 7.3 - Earth's Atmosphere Has Detailed StructureChapter 7.4 - The Atmospheres Of Venus And Mars Differ From Earth'sChapter 7.5 - Earth's Climate Is ChangingChapter 8 - The Giant PlanetsChapter 8.1 - Giant Planets Are Large, Cold, And MassiveChapter 8.2 - The Giant Planets Have Clouds And WeatherChapter 8.3 - The Interiors Of The Giant Planets Are Hot And DenseChapter 8.4 - The Giant Planets Are Magnetic PowerhousesChapter 8.5 - Rings Surround The Giant PlanetsChapter 9 - Small Bodies Of The Solar SystemChapter 9.1 - Dwarf Planets May Outnumber PlanetsChapter 9.2 - Moons As Small WorldsChapter 9.3 - Asteroids Are Pieces Of The PastChapter 9.4 - Comets Are Clumps Of IcesChapter 9.5 - Comet And Asteroid Collisions Still Happen TodayChapter 9.6 - Meteotites Are Remnants Of The Early Solar SystemChapter 10 - Measuring The StarsChapter 10.1 - The Luminosity Of A Star Can Be Found From The Brightness And The DistanceChapter 10.2 - Radiation Tells Us The Temperature, Size, And Composition Of StarsChapter 10.3 - The Mass Of A Star Can Be Determined In Some Binary SystemsChapter 10.4 - The H-r Diagram Is The Key To Understanding StarsChapter 11 - Our Star: The SunChapter 11.1 - The Structure Of The Sun Is A Matter Of BalanceChapter 11.2 - Energy In The Sun's Core Moves Through Radiation And ConvectionChapter 11.3 - The Atmosphere Of The SunChapter 11.4 - The Atmosphere Of The Sun Is Very ActiveChapter 12 - Evolution Of Low-mass StarsChapter 12.1 - The Life Of A Main-sequence Star Follows A Predictable PathChapter 12.2 - A Star Runs Out Of Hydrogen And Leaves The Main SequenceChapter 12.3 - Helium Begins To Burn In The Degenerate CoreChapter 12.4 - The Low-mass Star Enters The Last Stages Of Its EvolutionChapter 12.5 - Binary Stars Sometimes Share Mass, Resulting In Novae And SupernovaeChapter 12.6 - Star Clusters Are Snapshots Of Stellar EvolutionChapter 13 - Evolution Of High-mass StarsChapter 13.1 - High-mass Stars Follow Their Own PathChapter 13.2 - High-mass Stars Go Out With A BangChapter 13.3 - Supernovae Change The GalaxyChapter 13.4 - Einstein Moved Beyond Newtonian PhysicsChapter 13.5 - Gravity Is A Distortion Of SpacetimeChapter 13.6 - Black Holes Are A Natural LimitChapter 14 - Measuring GalaxiesChapter 14.1 - Galaxies Come In Many Sizes And ShapesChapter 14.2 - There Are Many Ways To Measure DistanceChapter 14.3 - We Live In An Expanding UniverseChapter 14.4 - A Supermassive Black Hole Exists At The Heart Of Most GalaxiesChapter 15 - Our Galaxy: The Milky WayChapter 15.1 - Galaxies Are Mostly Dark MatterChapter 15.2 - Stars Form In The Spiral Arms Of A Galaxy's DiskChapter 15.3 - Components Of The Milky Way Reveals Its EvolutionChapter 15.4 - The Milky Way Offers Clues About How Galaxies FormChapter 16 - The Evolution Of The UniverseChapter 16.1 - Hubble's Law Implies A Hot, Dense BeginningChapter 16.2 - The Cosmic Microwave Background Confirms The Big BangChapter 16.3 - The Expansion Of The Universe Is Speeding UpChapter 16.4 - The Earliest Moments Of The Universe Connect The Very Largest Size Scales To The Very SmallestChapter 16.5 - Inflation Solves Several Problems In CosmologyChapter 16.6 - Other Universe?Chapter 17 - Formation Of StructureChapter 17.1 - Galaxies Form Groups, Clusters, And Larger StructuresChapter 17.2 - Gravity Forms Large-scale StructureChapter 17.3 - The First Stars And Galaxies FormChapter 17.4 - Galaxies EvolveChapter 17.5 - Astronomers Think About The Far FutureChapter 18 - Life In The UniverseChapter 18.1 - Life On Earth Began Early And Evolved Over TimeChapter 18.2 - Life Beyond Earth Is PossibleChapter 18.3 - Scientists Search For Signs Of Intelligent LifeChapter 18.4 - The Fate Of Life On Earth
Sample Solutions for this Textbook
We offer sample solutions for Understanding Our Universe homework problems. See examples below:
Light travels at a speed of 3×108 m/s; it is the fastest speed in the universe. Light can travel in...Celestial sphere is defined as an imaginary sphere that has huge radius and it is concentric to...The motion of a planet around the sun is given by Kepler in his 3 laws of planetary motion. Each law...Energy is quantitative property that cannot be created or destroyed; it can only be transferred from...The molecular clouds are considered to be the main source of the planets and other celestial bodies....The mass of the all the planets in the solar system is the sum of the mass of the planets in terms...The radius of the Earth is 6371 km whereas the radius of the planet is 1.7 times the radius of the...Four natural processes that form the surface of terrestrial planets are volcanism, tectonics, impact...The atmosphere which forms with the planet is known as the primary atmosphere. This primary...
Uranus is the seventh planet of the solar system. It has a radius of 25,362 km and in the equator it...Asteroid is a metallic or rocky object that is orbiting around the Sun like other plants but it is...Write the expression for surface area of sphere. A=4πr2 (I) Here, r is the radius of sphere and A is...Write the expression for semi-major axis of moon orbit. a=r+d (I) Here, r is the radius of asteroid,...Write the expression for mass lost in a year. ΔM=Δmt (I) Here, Δm is mass lost by comet per second,...Stars behave like black body. Planck curve for black body radiation gives the emission of wavelength...Sun is middle-aged, main sequence star of G2 spectral type. The surface temperature of the Sun is...Mass–luminosity relationship is an equation that shows the relation between mass and luminosity of...Write the expression for lifetime of a main sequence star. Lifetime=(1×1010)(MSunMMS)2.5 Here, MSun...Sun is middle-aged, main sequence star of G2 spectral type. The surface temperature of the Sun is...Write the expression for escape velocity. vesc=2GMSunRSun Here, vesc is the escape velocity on the...The center of a high mass star is at a very high temperature and several nuclear reactions occurs...Write expression for distance of delta star. d=1p (1) Here, d is distance of delta star and p is...The galaxies can be classified into so many ways like elliptical, spiral, irregular etc. Each and...The stars which are closer to the center of the galaxy moves at higher speed and the stars which are...Cosmological constant is the term related to dark energy; it was given by Einstein in its theory of...The galaxies which are present in the universe are not isolated and they interact gravitationally...The basic environmental requirement of life is the presence of atmosphere, abundant surface water...
More Editions of This Book
Corresponding editions of this textbook are also available below:
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