This lecture covers the origins of the Universe, Sun and our planet
... http://www.com.uri.edu/COM455/images/carl_sagan_billions.jpg The universe is vast in size, space and numbers. Our sense of the night sky. The late Carl Sagan has often been satirized for his comments ‘billions and billions’. But it has made the point that the universe is vast and full of many, ...
... http://www.com.uri.edu/COM455/images/carl_sagan_billions.jpg The universe is vast in size, space and numbers. Our sense of the night sky. The late Carl Sagan has often been satirized for his comments ‘billions and billions’. But it has made the point that the universe is vast and full of many, ...
Selected Physical and Astronomical Constants Conversion Factors
... it look black? Where do black holes exist in the Universe? Does the black hole look different when I fall toward it? What does it feel like to fall into a black hole? Am I comfortable? Do I see the stars overhead as I fall into a black hole? If so, do these stars change position or color as I fall? ...
... it look black? Where do black holes exist in the Universe? Does the black hole look different when I fall toward it? What does it feel like to fall into a black hole? Am I comfortable? Do I see the stars overhead as I fall into a black hole? If so, do these stars change position or color as I fall? ...
Chapter 1 - Colorado Mesa University
... • The local group is part of the Virgo Supercluster which contains about 100 groups of galaxies across 110 million light years • Super Clusters form filamentary structures on scales of 300 million light years • The Universe itself is ~13.7 billion years old ...
... • The local group is part of the Virgo Supercluster which contains about 100 groups of galaxies across 110 million light years • Super Clusters form filamentary structures on scales of 300 million light years • The Universe itself is ~13.7 billion years old ...
The Bible, Science and Creation
... than that of a proton, and it decays to a proton, electron, and an antineutrino with a half life of 12 minutes. Free neutrons cannot persist in nature. If the mass of a proton were increased by just 0.2 %, it would decay into a neutron, a positron and a neutrino. This decay does not occur - if it di ...
... than that of a proton, and it decays to a proton, electron, and an antineutrino with a half life of 12 minutes. Free neutrons cannot persist in nature. If the mass of a proton were increased by just 0.2 %, it would decay into a neutron, a positron and a neutrino. This decay does not occur - if it di ...
The Bible, Science and Creation
... than that of a proton, and it decays to a proton, electron, and an antineutrino with a half life of 12 minutes. Free neutrons cannot persist in nature. If the mass of a proton were increased by just 0.2 %, it would decay into a neutron, a positron and a neutrino. This decay does not occur - if it di ...
... than that of a proton, and it decays to a proton, electron, and an antineutrino with a half life of 12 minutes. Free neutrons cannot persist in nature. If the mass of a proton were increased by just 0.2 %, it would decay into a neutron, a positron and a neutrino. This decay does not occur - if it di ...
Hubble`s Constant - Scientific Research Publishing
... Then, it is necessary to explore regions several tens or even hundreds of mega parsecs distant from the Earth, in order to be sure that we are looking at the expanding Universe and not just some local motion. Nevertheless, at such great distances it is impossible to distinguish individual stars insi ...
... Then, it is necessary to explore regions several tens or even hundreds of mega parsecs distant from the Earth, in order to be sure that we are looking at the expanding Universe and not just some local motion. Nevertheless, at such great distances it is impossible to distinguish individual stars insi ...
Weighing Earth, Sun, & Universe—20 Apr Weighing the Earth • Define a motion
... 3. A planet orbits a star at a radius of 1 AU. One orbit takes ½ of an earth year. The mass of the star is ___ the mass of the sun. ...
... 3. A planet orbits a star at a radius of 1 AU. One orbit takes ½ of an earth year. The mass of the star is ___ the mass of the sun. ...
Space Science Chapter 10.1 textbook
... magine being born and raised on a tiny, remote island in the middle of a large ocean. If you and your neighbours had little ability to travel far from the island, your knowledge of the ocean and what lay beyond the horizon would be limited. You might come to understand the behaviour of the sea life ...
... magine being born and raised on a tiny, remote island in the middle of a large ocean. If you and your neighbours had little ability to travel far from the island, your knowledge of the ocean and what lay beyond the horizon would be limited. You might come to understand the behaviour of the sea life ...
universe - Global Change
... example, quasars, which were first discovered in 1960, are still baffling objects. Incredibly energetic, they are found at great distances near what is thought to be the edge of the known universe (the most distant one has been estimated to be 10 billion light years away). Some quasars produce more ...
... example, quasars, which were first discovered in 1960, are still baffling objects. Incredibly energetic, they are found at great distances near what is thought to be the edge of the known universe (the most distant one has been estimated to be 10 billion light years away). Some quasars produce more ...
Chapter 21: Energy and Matter in the Universe
... Energy going into the gravitational force would have taken energy away from the photons, presumably distributing this energy among gravitons, the carrier particles for the gravitational force. The less energetic photons would have had a lower average temperature, and the cooling process of the Unive ...
... Energy going into the gravitational force would have taken energy away from the photons, presumably distributing this energy among gravitons, the carrier particles for the gravitational force. The less energetic photons would have had a lower average temperature, and the cooling process of the Unive ...
Cosmic Dawn A Hunting for the First Stars in the Universe
... in which new chemicals were first created, and then distributed over wide volumes. It is widely known that stars behave like natural nuclear fusion reactors at their cores, and this is indeed how a star spends the majority of its life. The high temperatures and densities required to sustain fusion ar ...
... in which new chemicals were first created, and then distributed over wide volumes. It is widely known that stars behave like natural nuclear fusion reactors at their cores, and this is indeed how a star spends the majority of its life. The high temperatures and densities required to sustain fusion ar ...
What MSU Astronomers Will Do with the SOAR
... • Discovered from unexpected faintness of distant supernovae ...
... • Discovered from unexpected faintness of distant supernovae ...
Record: 1 Will dark energy TEAR the universe apart? Page 1 of 8
... Cosmologists split the dark energy candidates by their equation of state values. Quintessence has a value between -1/3 and -1. It is a dynamic field, meaning its density could change over time or from one place to another in the universe. Vacuum energy gets its name from its role as the energy of "e ...
... Cosmologists split the dark energy candidates by their equation of state values. Quintessence has a value between -1/3 and -1. It is a dynamic field, meaning its density could change over time or from one place to another in the universe. Vacuum energy gets its name from its role as the energy of "e ...
High School Science Proficiency Review #2 Earth Science
... 2. What is the approximate temperature of Rigel? A. B. C. D. ...
... 2. What is the approximate temperature of Rigel? A. B. C. D. ...
Notes - SFA Physics and Astronomy
... crustal tides. The tides of the atmosphere are larger than ocean tides and the tides of the crust very much smaller. Crustal tides have been measured for the Moon and Io, a moon of Jupiter. An alternate view of gravity is to give each body that has mass a gravitational “field.” In the construct we u ...
... crustal tides. The tides of the atmosphere are larger than ocean tides and the tides of the crust very much smaller. Crustal tides have been measured for the Moon and Io, a moon of Jupiter. An alternate view of gravity is to give each body that has mass a gravitational “field.” In the construct we u ...
5.9MB Word - Clydeview Academy
... Time runs more slowly for the twin who goes into space, so when they return they should be younger than their twin who stayed at home. However – space travel requires acceleration. This can only be dealt with using General Relativity, which is beyond this course. ...
... Time runs more slowly for the twin who goes into space, so when they return they should be younger than their twin who stayed at home. However – space travel requires acceleration. This can only be dealt with using General Relativity, which is beyond this course. ...
How Old is the Universe?
... For the meteorites, the oldest are 4.56 billion years old. This very well determined age is the age of the Solar System. ...
... For the meteorites, the oldest are 4.56 billion years old. This very well determined age is the age of the Solar System. ...
Welcome to Astro 10! - UC Berkeley Astronomy w
... • What if the Sun (1.4 x 106 km diameter) was shrunken to the size of a period (0.5 mm)? • The nearest star would be 14 km (9 miles) away! (The distance to San Francisco!) • The size of the Milky Way Galaxy would be about 320,000 km, almost the distance to the Moon! • The nearest galaxy would be 24 ...
... • What if the Sun (1.4 x 106 km diameter) was shrunken to the size of a period (0.5 mm)? • The nearest star would be 14 km (9 miles) away! (The distance to San Francisco!) • The size of the Milky Way Galaxy would be about 320,000 km, almost the distance to the Moon! • The nearest galaxy would be 24 ...
Cosmology, galaxies, stars and the sun
... This is an actual black hole in the center of our galaxy. The black hole cannot be seen but can be observed by what it is “eating” as the stars simply disappear under its enormous gravity. ...
... This is an actual black hole in the center of our galaxy. The black hole cannot be seen but can be observed by what it is “eating” as the stars simply disappear under its enormous gravity. ...
Demo: An Expanding universe
... Demo: An Expanding Universe: Background: In fact, the universe is getting even bigger than it already is! Astronomers believe that the universe is expanding - that distant galaxies in the universe are getting farther apart all the time. It's not that stars and galaxies are getting bigger; rather, th ...
... Demo: An Expanding Universe: Background: In fact, the universe is getting even bigger than it already is! Astronomers believe that the universe is expanding - that distant galaxies in the universe are getting farther apart all the time. It's not that stars and galaxies are getting bigger; rather, th ...
ODU booklet 2 Teachers booklet Sept 2014 (7.5MB Word)
... Time runs more slowly for the twin who goes into space, so when they return they should be younger than their twin who stayed at home. However – space travel requires acceleration. This can only be dealt with using General Relativity, which is beyond this course. ...
... Time runs more slowly for the twin who goes into space, so when they return they should be younger than their twin who stayed at home. However – space travel requires acceleration. This can only be dealt with using General Relativity, which is beyond this course. ...
Unit 3 - Section 9.7 2011 Universe Origin
... wavelengths of the spectral lines are shifted to higher values (i.e., red) than they would have been were the star stationary or moving side to side (neither towards nor away from us). This shifting is known as a Doppler shift. By measuring the shift in wavelength, the speed of movement away (red) o ...
... wavelengths of the spectral lines are shifted to higher values (i.e., red) than they would have been were the star stationary or moving side to side (neither towards nor away from us). This shifting is known as a Doppler shift. By measuring the shift in wavelength, the speed of movement away (red) o ...
Formation of the Solar System
... also incorporates interstellar dust as an essential ingredient in the formation of the planets. This theory claims that the dust grains of the interstellar medium helped cool the nebular cloud by radiating heat away, and also acted as a foundation upon which atoms could attach. These properties of t ...
... also incorporates interstellar dust as an essential ingredient in the formation of the planets. This theory claims that the dust grains of the interstellar medium helped cool the nebular cloud by radiating heat away, and also acted as a foundation upon which atoms could attach. These properties of t ...
Effects of Gravitation
... distances leads to a very large intensity, a bright night sky. Another way to look at it is to realize that in a homogeneous infinite universe along any direction your sight line must ultimately hit a star. This is Olber’s Paradox – why is the night sky dark? Of course, this picture has to be modifi ...
... distances leads to a very large intensity, a bright night sky. Another way to look at it is to realize that in a homogeneous infinite universe along any direction your sight line must ultimately hit a star. This is Olber’s Paradox – why is the night sky dark? Of course, this picture has to be modifi ...