history of astro outline 2014
... papal circles, Galileo might have had to endure the Inquisition’s notorious and, at that time, legal investigative process—torture, confession and, quite often, death.) ...
... papal circles, Galileo might have had to endure the Inquisition’s notorious and, at that time, legal investigative process—torture, confession and, quite often, death.) ...
The Universe Section 1
... – The spectra of most stars have dark lines caused by gases in the outer layers that absorb light at that wavelength. – Each element produces a unique pattern of spectral lines. – Astronomers can match the dark lines in starlight to the known lines of elements found on Earth. ...
... – The spectra of most stars have dark lines caused by gases in the outer layers that absorb light at that wavelength. – Each element produces a unique pattern of spectral lines. – Astronomers can match the dark lines in starlight to the known lines of elements found on Earth. ...
Lesson 55 – The Structure of the Universe - science
... Hubble measured red shift and distances and plotted these on a graph:We now have a linear relationship which has proved very useful while posing some strange conundrums (conundra?!) How do we account for the galaxies receding faster the further away they are? Does this point to a time aeons ago wher ...
... Hubble measured red shift and distances and plotted these on a graph:We now have a linear relationship which has proved very useful while posing some strange conundrums (conundra?!) How do we account for the galaxies receding faster the further away they are? Does this point to a time aeons ago wher ...
Atoms and Starlight Generating light
... hydrogen and helium form strong lines only at very high temperature the Sun is in fact 73% H, 25% He, 2% everything else (Cecilia Payne, 1924) ...
... hydrogen and helium form strong lines only at very high temperature the Sun is in fact 73% H, 25% He, 2% everything else (Cecilia Payne, 1924) ...
Unit 1 Test
... Indicate whether the sentence or statement is true or false. ____ 64. Intensity is proportional to frequency. ____ 65. A heliocentric model of the universe places the Earth at the center. ____ 66. 0K is equal to -460 C. ____ 67. The Copter Effect is the term used to explain the change is frequency a ...
... Indicate whether the sentence or statement is true or false. ____ 64. Intensity is proportional to frequency. ____ 65. A heliocentric model of the universe places the Earth at the center. ____ 66. 0K is equal to -460 C. ____ 67. The Copter Effect is the term used to explain the change is frequency a ...
pptx
... hydrogen and helium form strong lines only at very high temperature the Sun is in fact 73% H, 25% He, 2% everything else (Cecilia Payne, 1924) ...
... hydrogen and helium form strong lines only at very high temperature the Sun is in fact 73% H, 25% He, 2% everything else (Cecilia Payne, 1924) ...
General Relativity and the Accelerated Expansion of the Universe
... being zero. Einstein's summation convention has been used in (1), so that repetition of Greek indices implies summation over 0,1,2 and 3. In 3-dimensional Euclidean geometry, the line-element dl2 = dx2 + dy 2 + dz 2 has the same form whether you shift the Cartesian coordinate system by any constant ...
... being zero. Einstein's summation convention has been used in (1), so that repetition of Greek indices implies summation over 0,1,2 and 3. In 3-dimensional Euclidean geometry, the line-element dl2 = dx2 + dy 2 + dz 2 has the same form whether you shift the Cartesian coordinate system by any constant ...
SOLUTIONS ASTROPHYSICS – OPTION D 2015-17
... 2. a) Explain why a star having a mass of 50 times the solar mass would be extected to have a lifetime of many times less than that of the Sun. ...
... 2. a) Explain why a star having a mass of 50 times the solar mass would be extected to have a lifetime of many times less than that of the Sun. ...
Archaeology of the Universe
... measurements, confirmed independently by various observatories: this is why they have been accepted by the scientific community as physical reality. In order to observe very faraway distances, we must study what is around us in the universe. First of all, there are the stars, which are relatively cl ...
... measurements, confirmed independently by various observatories: this is why they have been accepted by the scientific community as physical reality. In order to observe very faraway distances, we must study what is around us in the universe. First of all, there are the stars, which are relatively cl ...
White Dwarfs and Neutron Stars
... stars collapse forming a black hole) • Hypothesized to exist long before the discovery of pulsars (rapidly spinning neutron stars that emit beams of radiation) ...
... stars collapse forming a black hole) • Hypothesized to exist long before the discovery of pulsars (rapidly spinning neutron stars that emit beams of radiation) ...
Lecture 1 - Department of Physics and Astronomy
... When you look at an object 1 million light years away, you are looking at it 1 million years ago. The universe is thought to be 13.66 billion years old, so when you look back 12.7 billion years - are you looking back to a time when the universe was “young”. Cosmic evolution can be studied by looki ...
... When you look at an object 1 million light years away, you are looking at it 1 million years ago. The universe is thought to be 13.66 billion years old, so when you look back 12.7 billion years - are you looking back to a time when the universe was “young”. Cosmic evolution can be studied by looki ...
not - ISDC
... ● sophomores to seniors in this course ● Prerequisite PHYS 122 ● basic physics (gravitation, electromagnetic waves, wave-particle dualism, elementary particles) ● mathematics (some calculus) ● astrophysics not mandatory, but … ● what we will not use: advanced calculus, tensor algebra, plasma physics ...
... ● sophomores to seniors in this course ● Prerequisite PHYS 122 ● basic physics (gravitation, electromagnetic waves, wave-particle dualism, elementary particles) ● mathematics (some calculus) ● astrophysics not mandatory, but … ● what we will not use: advanced calculus, tensor algebra, plasma physics ...
Facilitator`s Guide PDF
... account for the gravitational attraction that has pulled material in the universe together into the kinds of large-scale structures that astronomers have observed. In this unit, we learn about evidence for an unseen repulsive component of the universe—dark energy, which would account for the surpris ...
... account for the gravitational attraction that has pulled material in the universe together into the kinds of large-scale structures that astronomers have observed. In this unit, we learn about evidence for an unseen repulsive component of the universe—dark energy, which would account for the surpris ...
4B-Astronomer-Notes
... • Ptolemy’s teacher was Theon of Smyrna. He was an observer and a mathematician who had written astronomical topics like eclipses. ...
... • Ptolemy’s teacher was Theon of Smyrna. He was an observer and a mathematician who had written astronomical topics like eclipses. ...
Summer 2013, Vol. 2, No. 2 - CAAUL
... The session on cosmology was mostly devoted to theoretical aspects. In this sense it was not fully representative of current research in Portugal, where the field of observational cosmology has been growing. Indeed, there are Portuguese researchers involved in the recent results of the Planck missio ...
... The session on cosmology was mostly devoted to theoretical aspects. In this sense it was not fully representative of current research in Portugal, where the field of observational cosmology has been growing. Indeed, there are Portuguese researchers involved in the recent results of the Planck missio ...
Review Questions for Chp 2
... 7. Identify 3 things the H-R diagram indicates about stars. 8. What are the three types of galaxies? 9. Why are globular star clusters different from open star clusters? 10. What is a quasar and why is it so important? 11. How did the universe form? Pick the theory that is supported with the most ev ...
... 7. Identify 3 things the H-R diagram indicates about stars. 8. What are the three types of galaxies? 9. Why are globular star clusters different from open star clusters? 10. What is a quasar and why is it so important? 11. How did the universe form? Pick the theory that is supported with the most ev ...
News Release - האוניברסיטה העברית
... This model has lately been put to question as a result of astronomical observations using new and more powerful telescopes which enable observations at greater depth into the Universe, making it possible thus to examine what happened in the galaxies some ten billion years ago (about three billion y ...
... This model has lately been put to question as a result of astronomical observations using new and more powerful telescopes which enable observations at greater depth into the Universe, making it possible thus to examine what happened in the galaxies some ten billion years ago (about three billion y ...
The Superhero's Universe: Observing the Cosmos with X-ray Vision and Beyond
... Do You See What I See? Crab Nebula ...
... Do You See What I See? Crab Nebula ...
Talk - Otterbein University
... only your left, then right eye • The more the thumb jumps, the closer it is! ...
... only your left, then right eye • The more the thumb jumps, the closer it is! ...
Activity 1 - Galaxies
... The Big Bang Theory To explain Hubble’s extraordinary discoveries about our expanding universe, astronomers came up with the Big Bang Theory. The Big Bang theory states that the whole universe started from a single tiny point that expanded rapidly in an explosion about 13 Billion years ago and is s ...
... The Big Bang Theory To explain Hubble’s extraordinary discoveries about our expanding universe, astronomers came up with the Big Bang Theory. The Big Bang theory states that the whole universe started from a single tiny point that expanded rapidly in an explosion about 13 Billion years ago and is s ...
X-RAY OBSERVATIONS OF SEYFERT GALAXIES The dawn of a …
... One important aspect of Copernicus’ work - he took his heliocentric model, went further and made a model for the cosmos by saying, lets assume several things, then use observations to test whether this is a good model Cosmological principles are the assumptions which allow us to deduce the whole of ...
... One important aspect of Copernicus’ work - he took his heliocentric model, went further and made a model for the cosmos by saying, lets assume several things, then use observations to test whether this is a good model Cosmological principles are the assumptions which allow us to deduce the whole of ...
Lecture 1, PPT version
... In-class “Minute Papers” • Last 5 minutes of class (12:15pm to 12:20pm) write a few sentences on one of the following: something you found particularly interesting in the day’s lecture, something you found particularly confusing in the day’s lecture, questions you have about topics that were covere ...
... In-class “Minute Papers” • Last 5 minutes of class (12:15pm to 12:20pm) write a few sentences on one of the following: something you found particularly interesting in the day’s lecture, something you found particularly confusing in the day’s lecture, questions you have about topics that were covere ...
Super Giant
... Because of the hugeness of space, it takes millions of years for the light givenoff by the changes of stars and galaxies to reach us, therefore, these star may have burnt-out or exploded but we will not see if for millions of years. ...
... Because of the hugeness of space, it takes millions of years for the light givenoff by the changes of stars and galaxies to reach us, therefore, these star may have burnt-out or exploded but we will not see if for millions of years. ...