Standard Set 2 - Atascadero High School
... called nucleosynthesis. Calculations based on nuclear physics suggest that nucleosynthesis occurred through the fusing of light elements to make heavier elements. The composition of distant stars, revealed by their spectra, and the relative abundance of the different elements provide strong evidence ...
... called nucleosynthesis. Calculations based on nuclear physics suggest that nucleosynthesis occurred through the fusing of light elements to make heavier elements. The composition of distant stars, revealed by their spectra, and the relative abundance of the different elements provide strong evidence ...
Physics 127 Descriptive Astronomy Homework #20 Key
... Hubble was able to detect Cepheid variable stars within that “Nebula.” Then by observing their light curves and using the known period- luminosity relation for Cepheids, he obtained and compared the absolute magnitudes of these Cepheids with his observed apparent magnitudes, yielding a distance for ...
... Hubble was able to detect Cepheid variable stars within that “Nebula.” Then by observing their light curves and using the known period- luminosity relation for Cepheids, he obtained and compared the absolute magnitudes of these Cepheids with his observed apparent magnitudes, yielding a distance for ...
Theories
... The Universe includes living things, planets, stars, galaxies, dust clouds, light, and even time. ...
... The Universe includes living things, planets, stars, galaxies, dust clouds, light, and even time. ...
ISP 205 Review Questions, Week 13
... 5. The picture below shows two cross sections of the same chunk of the universe, at time intervals separated by 2 billion years. We are on the Milky Way Galaxy, and have measured the distances to a number of other galaxies at both times. Our results (in millions of light years) are shown on the fig ...
... 5. The picture below shows two cross sections of the same chunk of the universe, at time intervals separated by 2 billion years. We are on the Milky Way Galaxy, and have measured the distances to a number of other galaxies at both times. Our results (in millions of light years) are shown on the fig ...
Expansion of the Universe
... 1. Scattering of blue and green light - i.e. why the sky appears blue, and why some sunrises or sunsets may appear red. Dust, smoke from forest fires, or other intervening material between the source and the observer can scatter (remove) the higher frequency colors (blue, green, yellow, and orange) ...
... 1. Scattering of blue and green light - i.e. why the sky appears blue, and why some sunrises or sunsets may appear red. Dust, smoke from forest fires, or other intervening material between the source and the observer can scatter (remove) the higher frequency colors (blue, green, yellow, and orange) ...
Astronomy Basics
... Slide 6: Gallery picture from Keck Observatory Slide 2: Educational graphic from Imagine the Universe! Slide 3: Harvard's Field Guide to X-ray Astronomy. Slide 7: Educational graphic from Imagine the Universe! ...
... Slide 6: Gallery picture from Keck Observatory Slide 2: Educational graphic from Imagine the Universe! Slide 3: Harvard's Field Guide to X-ray Astronomy. Slide 7: Educational graphic from Imagine the Universe! ...
The measure of Cosmological distances
... V. The big bang theory and beyond Back in time, all the matter was concentrated in a very small region Albert Einstein (1879 - 1955) 1915: General Theory of relativity -- universe collapse (Gravity); Cosmological constant Λ 1922: Alexander Friedman Universe expands ! 1927: Georges Lemaitre ...
... V. The big bang theory and beyond Back in time, all the matter was concentrated in a very small region Albert Einstein (1879 - 1955) 1915: General Theory of relativity -- universe collapse (Gravity); Cosmological constant Λ 1922: Alexander Friedman Universe expands ! 1927: Georges Lemaitre ...
The Life of a Star - Department of Physics and Astronomy
... • “OK stellar recruits, it’s time to learn what’s really in store for you! I know that before you signed up to be a massive star you read the fancy brochures that talked about how brightly you’d be shining and how you’d be visible from halfway across the galaxy. But you mo-rons must not have bothere ...
... • “OK stellar recruits, it’s time to learn what’s really in store for you! I know that before you signed up to be a massive star you read the fancy brochures that talked about how brightly you’d be shining and how you’d be visible from halfway across the galaxy. But you mo-rons must not have bothere ...
The measure of Cosmological distances
... V. The big bang theory and beyond Back in time, all the matter was concentrated in a very small region ...
... V. The big bang theory and beyond Back in time, all the matter was concentrated in a very small region ...
Chapter105.ppt
... • Planets are made from planetesimals; originally the rings of gas and dusk surrounding a protostar. The Moon formed when another celestial body collided with the Earth to create a massive cloud of dust and debris that coalesced to form the Moon. ...
... • Planets are made from planetesimals; originally the rings of gas and dusk surrounding a protostar. The Moon formed when another celestial body collided with the Earth to create a massive cloud of dust and debris that coalesced to form the Moon. ...
Topic 3 – Waves and the Universe
... 1. Both theories state that the Universe is expanding, with new matter being created all the time… o The red-shift in the light from other galaxies can be used to support both theories 2. The Big Bang theory predicts that the radiation released after the Big Bang should still be detectable as ‘cosm ...
... 1. Both theories state that the Universe is expanding, with new matter being created all the time… o The red-shift in the light from other galaxies can be used to support both theories 2. The Big Bang theory predicts that the radiation released after the Big Bang should still be detectable as ‘cosm ...
Astronomy 103 Final review session - Home | UW
... • We now know that this is due to the expansion of the universe • Hubble’s Law related recession velocity and distance ...
... • We now know that this is due to the expansion of the universe • Hubble’s Law related recession velocity and distance ...
Topic 3 notes - WordPress.com
... 1. Both theories state that the Universe is expanding, with new matter being created all the time… o The red-shift in the light from other galaxies can be used to support both theories 2. The Big Bang theory predicts that the radiation released after the Big Bang should still be detectable as ‘cosm ...
... 1. Both theories state that the Universe is expanding, with new matter being created all the time… o The red-shift in the light from other galaxies can be used to support both theories 2. The Big Bang theory predicts that the radiation released after the Big Bang should still be detectable as ‘cosm ...
DSST® ASTRONOMY EXAM INFORMATION
... either used as a reference to create the exam, or were used as textbooks in college courses of the same or similar title at the time the test was developed. You may reference either the current edition of these titles or textbooks currently used at a local college or university for the same class ti ...
... either used as a reference to create the exam, or were used as textbooks in college courses of the same or similar title at the time the test was developed. You may reference either the current edition of these titles or textbooks currently used at a local college or university for the same class ti ...
DO NOT WRITE ON THIS PAPER Standard 1 Objective 1 Study
... 1. Light from stars support the Big Bang Theory because it shows that most objects in space are moving away from one another. 2. The spectrum of hydrogen on a distant star is red shifted. 3. Stars farthest from Earth with the greatest speed have the greatest red shift. 4. Scientists accept the Big B ...
... 1. Light from stars support the Big Bang Theory because it shows that most objects in space are moving away from one another. 2. The spectrum of hydrogen on a distant star is red shifted. 3. Stars farthest from Earth with the greatest speed have the greatest red shift. 4. Scientists accept the Big B ...
t2 images part 1
... proportional to their distance from each other: v=H* d Where H is the Hubble Constant If the Universe is expanding, it stands that at some point in the past everything in the Universe was all concentrated at the same point and began expanding outward. This point in time is called the “Big Ba ...
... proportional to their distance from each other: v=H* d Where H is the Hubble Constant If the Universe is expanding, it stands that at some point in the past everything in the Universe was all concentrated at the same point and began expanding outward. This point in time is called the “Big Ba ...
Scale of the Cosmos ppt.
... Times 86,400 seconds in a day Times 365 days in a year 10 trillion kilometers! 10,000,000,000,000 km 1013 km Or about 6 trillion miles!!! ...
... Times 86,400 seconds in a day Times 365 days in a year 10 trillion kilometers! 10,000,000,000,000 km 1013 km Or about 6 trillion miles!!! ...
Study Guide 4 Part A Outline
... Universe is expanding The expansion started at some definite time in the past (the Big Bang)Universe expands away from every galaxy. Every galaxy would see its own version of the Hubble Law. Quasars & Active Galactic Nuclei o Quasars and other active galaxies emit large amounts of energy from re ...
... Universe is expanding The expansion started at some definite time in the past (the Big Bang)Universe expands away from every galaxy. Every galaxy would see its own version of the Hubble Law. Quasars & Active Galactic Nuclei o Quasars and other active galaxies emit large amounts of energy from re ...
Lecture20 - University of Waterloo
... • It has been known since the 1930s that the Universe is expanding: more distant galaxies are moving away from us more quickly. • By comparing the distance of the supernova to their redshift (recession velocity) we can measure not only the velocity of this expansion, but how it has changed over time ...
... • It has been known since the 1930s that the Universe is expanding: more distant galaxies are moving away from us more quickly. • By comparing the distance of the supernova to their redshift (recession velocity) we can measure not only the velocity of this expansion, but how it has changed over time ...
Astronomy – The Milky Way Galaxy
... Only one of roughly ______ billion ______________ in the Observable Universe. ...
... Only one of roughly ______ billion ______________ in the Observable Universe. ...
AST101_lect_25
... Olber’s Paradox Suppose the universe is infinite • In whatever direction you look, you will see a star • The brightness of an individual star falls by the inverse square law: I ~ d-2 • The number of stars increases as d2 The night sky should be as bright as the surface of the Sun! ...
... Olber’s Paradox Suppose the universe is infinite • In whatever direction you look, you will see a star • The brightness of an individual star falls by the inverse square law: I ~ d-2 • The number of stars increases as d2 The night sky should be as bright as the surface of the Sun! ...
AST101 Lecture 25 Why is the Night Sky Dark?
... Olber’s Paradox Suppose the universe is infinite • In whatever direction you look, you will see a star • The brightness of an individual star falls by the inverse square law: I ~ d-2 • The number of stars increases as d2 The night sky should be as bright as the surface of the Sun! ...
... Olber’s Paradox Suppose the universe is infinite • In whatever direction you look, you will see a star • The brightness of an individual star falls by the inverse square law: I ~ d-2 • The number of stars increases as d2 The night sky should be as bright as the surface of the Sun! ...
Galaxies
... particularly in arms, circular orbits, high concentration (3%) heavy elements Population II – red, old, found in bulge and halo, elliptical orbits, low concentration of heavy elements Probably smooth transition between end members (i.e. the sun). ? Population III ? – pure H and He ...
... particularly in arms, circular orbits, high concentration (3%) heavy elements Population II – red, old, found in bulge and halo, elliptical orbits, low concentration of heavy elements Probably smooth transition between end members (i.e. the sun). ? Population III ? – pure H and He ...
News Analysis - Learning Space
... It simplified large number of physical theories It is not rigid, it is flexible. It can be distorted and warped as large masses move through it. ...
... It simplified large number of physical theories It is not rigid, it is flexible. It can be distorted and warped as large masses move through it. ...