Intelligent life in cosmology
... expansion. Furthermore, as Dyson has emphasized, intelligent life will eventually develop the ability to convert any form of matter into living matter and life support devices. Given time, intelligent life can take apart not only asteroids, but also entire Jupiter-sized planets and even stars. Thus ...
... expansion. Furthermore, as Dyson has emphasized, intelligent life will eventually develop the ability to convert any form of matter into living matter and life support devices. Given time, intelligent life can take apart not only asteroids, but also entire Jupiter-sized planets and even stars. Thus ...
Lecture 1a
... • Early universe contained only the elements hydrogen and helium. • All other elements were made in stars and recycled into new generations of stars within galaxies. • We are “star stuff” ...
... • Early universe contained only the elements hydrogen and helium. • All other elements were made in stars and recycled into new generations of stars within galaxies. • We are “star stuff” ...
Review Sheet and Study Hints - Tufts Institute of Cosmology
... What are the possible fates of the universe? Be able to comment on the open, closed and critical universe (draw how the scale of the universe changes with time). What is the geometry of space-time in those models? How can we visualize that? How will we be able to differentiate between these mo ...
... What are the possible fates of the universe? Be able to comment on the open, closed and critical universe (draw how the scale of the universe changes with time). What is the geometry of space-time in those models? How can we visualize that? How will we be able to differentiate between these mo ...
Looking back in time to the big bang theory activity
... ICT, English skills, and presentation skills. You can also link this work to how science works. The redshift analysis task gives learners an opportunity to relate what they have learned to a real life scenario. The evidence for the Big Bang task gives learners an opportunity to voice their opinions ...
... ICT, English skills, and presentation skills. You can also link this work to how science works. The redshift analysis task gives learners an opportunity to relate what they have learned to a real life scenario. The evidence for the Big Bang task gives learners an opportunity to voice their opinions ...
Long Ago and Far Away
... galaxy’s actual distance to the distance you worked out in Part II#3, estimate the angular size of this galaxy if it were observed at a distance corresponding to 5 billion years after the Big Bang. (The small angle formula breaks down for large cosmological distances, but just assume it works approx ...
... galaxy’s actual distance to the distance you worked out in Part II#3, estimate the angular size of this galaxy if it were observed at a distance corresponding to 5 billion years after the Big Bang. (The small angle formula breaks down for large cosmological distances, but just assume it works approx ...
What Do We Really Know About the Universe?
... "We take the side of science in spite of the patent absurdity of some of its constructs, in spite of the failure to fulfill many of its extravagant promises of health and life, in spite of the tolerance of the scientific community for unsubstantiated just-so stories, because we have a prior commitme ...
... "We take the side of science in spite of the patent absurdity of some of its constructs, in spite of the failure to fulfill many of its extravagant promises of health and life, in spite of the tolerance of the scientific community for unsubstantiated just-so stories, because we have a prior commitme ...
TA`s solution set
... If the old star prompts you to abandon the Big Bang model, briefly explain an alternate model that would be consistent with Hubble’s law (v = H0 d). If you do not abandon the Big Bang model, briefly explain how a Big Bang universe can contain stars twice as old as the Hubble time (1/H0 ). This quest ...
... If the old star prompts you to abandon the Big Bang model, briefly explain an alternate model that would be consistent with Hubble’s law (v = H0 d). If you do not abandon the Big Bang model, briefly explain how a Big Bang universe can contain stars twice as old as the Hubble time (1/H0 ). This quest ...
how to do it? QSO Absorption Lines and
... fact correctly model both large and small scale gas hydrodynamics in the cosmological setting; these simulations include the physics of star formation, supernovae winds, and stellar feedback- all brand new physics being explored only now. 1. We find that the extended gaseous “halos” discovered via Q ...
... fact correctly model both large and small scale gas hydrodynamics in the cosmological setting; these simulations include the physics of star formation, supernovae winds, and stellar feedback- all brand new physics being explored only now. 1. We find that the extended gaseous “halos” discovered via Q ...
Section9 - University of Chicago
... last ionized at the surface of last scattering.) In fact, the Universe we see around us today has neutral hydrogen only in dense regions (the disks of spiral galaxies for example) that are self-shielded from these ionizing photons. The outskirts of galaxies and the gas in clusters and groups (the in ...
... last ionized at the surface of last scattering.) In fact, the Universe we see around us today has neutral hydrogen only in dense regions (the disks of spiral galaxies for example) that are self-shielded from these ionizing photons. The outskirts of galaxies and the gas in clusters and groups (the in ...
25.4 Galaxies and the Universe
... are stretched, which shows that the receiver and the source are moving away from each other. ...
... are stretched, which shows that the receiver and the source are moving away from each other. ...
ies la arboleda – centro tic - plurilingüe
... 1.2.2. TOOLS AND INSTRUMENTS FOR OBSERVING THE UNIVERSE Scientists have developed several tools to observe and explore the universe: Ground-Based Telescopes are used to measure the light emitted by stars and to detect other celestial bodies. However, atmosphere produces distortion in the light comin ...
... 1.2.2. TOOLS AND INSTRUMENTS FOR OBSERVING THE UNIVERSE Scientists have developed several tools to observe and explore the universe: Ground-Based Telescopes are used to measure the light emitted by stars and to detect other celestial bodies. However, atmosphere produces distortion in the light comin ...
The Hubble Ultra Deep Field Project Overview
... at optical wavelengths, the emission you observe may have been emitted at much shorter (blue Visible or even UV) wavelengths. -Irregulars: Some galaxies can not be classified neatly as Spiral or Elliptical (or some variation thereof). These galaxies are then lumped into a catch-all morphological cla ...
... at optical wavelengths, the emission you observe may have been emitted at much shorter (blue Visible or even UV) wavelengths. -Irregulars: Some galaxies can not be classified neatly as Spiral or Elliptical (or some variation thereof). These galaxies are then lumped into a catch-all morphological cla ...
The Designed `Just So` Universe Dr. Walter L. Bradley Walter L
... which I throw the balloon. The terms "m" and "r" may be thought of as additional boundary conditions which are specific to the location of the tower on the surface of the earth (rather than some other location in the universe). The engineer has no control over the laws of nature and the mathematical ...
... which I throw the balloon. The terms "m" and "r" may be thought of as additional boundary conditions which are specific to the location of the tower on the surface of the earth (rather than some other location in the universe). The engineer has no control over the laws of nature and the mathematical ...
Thermodynamics of the early universe, v.4 1 Astrophysical units
... Einsteins relativistic theory of gravitation, we would have found the same result as a consequence of local conservation of energy and momentum during the expansion. Thus the expansion (or contraction) of the universe following from these equations will be such that the total entropy of the radiatio ...
... Einsteins relativistic theory of gravitation, we would have found the same result as a consequence of local conservation of energy and momentum during the expansion. Thus the expansion (or contraction) of the universe following from these equations will be such that the total entropy of the radiatio ...
Review (PPT) - Uplift Summit Intl
... In most stars these forces are balanced over long periods but in Cepheid variables they seem to take turns, a bit like a mass bouncing up and down on a spring. The period of these stars varies between twelve hours and a hundred days. Because they are so luminous it means that very distant Cepheids c ...
... In most stars these forces are balanced over long periods but in Cepheid variables they seem to take turns, a bit like a mass bouncing up and down on a spring. The period of these stars varies between twelve hours and a hundred days. Because they are so luminous it means that very distant Cepheids c ...
PowerPoint Presentation - Inflation, String Theory
... Small quantum fluctuations of all physical fields exist everywhere. They are similar to waves in the vacuum, which appear and then rapidly oscillate, move and disappear. Inflation stretched them, together with stretching the universe. When the wavelength of the fluctuations became sufficiently large ...
... Small quantum fluctuations of all physical fields exist everywhere. They are similar to waves in the vacuum, which appear and then rapidly oscillate, move and disappear. Inflation stretched them, together with stretching the universe. When the wavelength of the fluctuations became sufficiently large ...
1 light-year = 10 trillion km 1 light year__ 10 trillion km
... 5th Grade PSI Science The distance between objects in outer space are measured in light-years. A light-year is the distance that light can travel in one year. In one year, light can travel about 10 trillion (1012) km. In other words: ...
... 5th Grade PSI Science The distance between objects in outer space are measured in light-years. A light-year is the distance that light can travel in one year. In one year, light can travel about 10 trillion (1012) km. In other words: ...
Exploring The Universe
... • In 1960, a faint object was matched with a strong radio signal. This object was called a quasar. • quasar quasi-stellar radio sources; very luminous objects that produce energy at a high rate and that are thought to be the most distant objects in the universe • Each quasar has a huge central black ...
... • In 1960, a faint object was matched with a strong radio signal. This object was called a quasar. • quasar quasi-stellar radio sources; very luminous objects that produce energy at a high rate and that are thought to be the most distant objects in the universe • Each quasar has a huge central black ...
the Full Chapter 6 -
... blank regions of sky have revealed thousands of faint galaxies billions of light-years away by capturing photons that were emitted when the Universe was still in its infancy. These Hubble Deep Fields are astronomical windows into the distant past, shedding new light on the ever-evolving cosmos. Hubb ...
... blank regions of sky have revealed thousands of faint galaxies billions of light-years away by capturing photons that were emitted when the Universe was still in its infancy. These Hubble Deep Fields are astronomical windows into the distant past, shedding new light on the ever-evolving cosmos. Hubb ...
telescope as time machine - Galaxy Evolution Explorer
... that gave the universe its start around 12 billion years ago (give or take a few billion years). The Galaxy Evolution Explorer, or GALEX for short, is an Earth-orbiting telescope that is looking back 10 billion years to help scientists understand how galaxies like our Milky Way came to be and how th ...
... that gave the universe its start around 12 billion years ago (give or take a few billion years). The Galaxy Evolution Explorer, or GALEX for short, is an Earth-orbiting telescope that is looking back 10 billion years to help scientists understand how galaxies like our Milky Way came to be and how th ...
P1 The Earth in the Universe
... does now and hasn’t changed. The trouble is that the night sky would be completely lit up because of the billions of stars, but it’s not, so… The “Big Bang” theory This theory states that the universe started off with an explosion and everything has been moving away ever since. There are two main pi ...
... does now and hasn’t changed. The trouble is that the night sky would be completely lit up because of the billions of stars, but it’s not, so… The “Big Bang” theory This theory states that the universe started off with an explosion and everything has been moving away ever since. There are two main pi ...
10-18-2015
... observer limited to where light can (in principle) be seen from the beginning of the cosmological expansion. Diameter ~93 billion light years. Note that this is much greater than light would travel in a straight line during the age of universe, 13.7 billion years… ...
... observer limited to where light can (in principle) be seen from the beginning of the cosmological expansion. Diameter ~93 billion light years. Note that this is much greater than light would travel in a straight line during the age of universe, 13.7 billion years… ...
slides
... concentration of galaxies called the Virgo supercluster of galaxies. – A collection of nearly 100 groups and clusters of galaxies – stretches across a 100 million light-years, total mass about 1015 M☉ ...
... concentration of galaxies called the Virgo supercluster of galaxies. – A collection of nearly 100 groups and clusters of galaxies – stretches across a 100 million light-years, total mass about 1015 M☉ ...