![The Lives of Stars From Birth Through Middle Age (Chapter 9)](http://s1.studyres.com/store/data/003371406_1-18859c6000e32dbcee025bfa286e411b-300x300.png)
The Lives of Stars From Birth Through Middle Age (Chapter 9)
... 1. A helium-3 atom and a helium-4 atom combine to form a beryllium-7 (four protons and three neutrons) and a gamma ray. 2. A beryllium-7 atom captures an electron to become lithium-7 atom (three protons and four neutrons) and a neutrino. 3. The lithium-7 combines with a proton to form two helium-4 a ...
... 1. A helium-3 atom and a helium-4 atom combine to form a beryllium-7 (four protons and three neutrons) and a gamma ray. 2. A beryllium-7 atom captures an electron to become lithium-7 atom (three protons and four neutrons) and a neutrino. 3. The lithium-7 combines with a proton to form two helium-4 a ...
The Scale of the Cosmos
... a star, large enough to be spherical and to have cleared its orbital zone of other objects 7. Star – a self-luminous ball of has gas that generates its own energy by nuclear fusion ...
... a star, large enough to be spherical and to have cleared its orbital zone of other objects 7. Star – a self-luminous ball of has gas that generates its own energy by nuclear fusion ...
Name: Period : ______ The Universe – Life and Death of a Star How
... 1. How many stars are in our galaxy? 2. “The Pillars of Creation are a stellar ____________________. New stars are in the process of being ______________ in the central regions.” 3. The Pillars are towering clouds of _________________ _________________________. 4. What element is the key component i ...
... 1. How many stars are in our galaxy? 2. “The Pillars of Creation are a stellar ____________________. New stars are in the process of being ______________ in the central regions.” 3. The Pillars are towering clouds of _________________ _________________________. 4. What element is the key component i ...
the life cycle of stars
... • Energy is generated in the core and causes the star to shine. • The size of the star changes very little as long as its supply of hydrogen nuclei fuse into helium nuclei. ...
... • Energy is generated in the core and causes the star to shine. • The size of the star changes very little as long as its supply of hydrogen nuclei fuse into helium nuclei. ...
TU Muscae and the Early-type Overcontact Binaries
... High-mass stars evolve faster than low mass stars But in Algols the less massive star is evolved. How is that possible? Mass transfer! The low mass star was once the more massive star, evolved, and dumped matter onto the other star, eventually reversing the mass ratio. ...
... High-mass stars evolve faster than low mass stars But in Algols the less massive star is evolved. How is that possible? Mass transfer! The low mass star was once the more massive star, evolved, and dumped matter onto the other star, eventually reversing the mass ratio. ...
25drake6s
... The Drake Equation In 1961, astronomer Frank Drake developed a formula to predict the number of intelligent species in our galaxy that we could communicate with right now ...
... The Drake Equation In 1961, astronomer Frank Drake developed a formula to predict the number of intelligent species in our galaxy that we could communicate with right now ...
Fusion in the Sun
... 5. Nebula/Supernova- small mass stars lose their outer shell and return to a nebula, large mass stars explode into a supernova. 6. White Dwarf/Black Hole- the core of small mass stars slowly burns out, the core of large mass stars caves in on ...
... 5. Nebula/Supernova- small mass stars lose their outer shell and return to a nebula, large mass stars explode into a supernova. 6. White Dwarf/Black Hole- the core of small mass stars slowly burns out, the core of large mass stars caves in on ...
PowerPoint - UCSD Department of Physics
... OK, why not use ergs or Joules and centimeters or meters ? You can if you want but . . . ...
... OK, why not use ergs or Joules and centimeters or meters ? You can if you want but . . . ...
When Stars Blow Up
... •At the base of the accreted layer, electrons become degenerate •When the temperature reaches a few MK, fusion begins •Degenerate fusion is a runaway. •All the H fuses to He and heavier elements in a soundcrossing time (a few minutes) •The star increases in brightness ~ 10,000 times •Most of the mat ...
... •At the base of the accreted layer, electrons become degenerate •When the temperature reaches a few MK, fusion begins •Degenerate fusion is a runaway. •All the H fuses to He and heavier elements in a soundcrossing time (a few minutes) •The star increases in brightness ~ 10,000 times •Most of the mat ...
Astronomy Review (Cope) 64KB Jun 09 2013 08:13:01 PM
... Where did our Moon come from? Why do the Moon and the Sun cause two tides per day in Earth’s oceans? Is the moon only visible at night? Why? Explain waxing and waning. What does it mean when you can't see the Moon at night (from a place where you can normally see it)? ...
... Where did our Moon come from? Why do the Moon and the Sun cause two tides per day in Earth’s oceans? Is the moon only visible at night? Why? Explain waxing and waning. What does it mean when you can't see the Moon at night (from a place where you can normally see it)? ...
ASTR2050 Spring 2005 • In this class we will cover: Brief review
... e.g. α-Orionis is brightest star in Orion (aka Betelgeuse) δ-Cephei is fourth brightest star in Cepheus Variable stars Listed in order of discovery, starting with “R”, then “S” and on through “Z”, then “RR..RZ...SS...SZ...ZZ”, and then “AA...AZ...” (but no J’s) ending at “...QZ” which is a total of ...
... e.g. α-Orionis is brightest star in Orion (aka Betelgeuse) δ-Cephei is fourth brightest star in Cepheus Variable stars Listed in order of discovery, starting with “R”, then “S” and on through “Z”, then “RR..RZ...SS...SZ...ZZ”, and then “AA...AZ...” (but no J’s) ending at “...QZ” which is a total of ...
Astronomy Learning Objectives and Study Questions for Chapter 12
... 7. Star clusters are important for understanding stellar evolution because the stars in them are similar in most respects, except _____. A. ages B. distances from Earth C. masses D. initial compositions E. they are similar in all these respects 8. Which of the star clusters plotted on the accompanyi ...
... 7. Star clusters are important for understanding stellar evolution because the stars in them are similar in most respects, except _____. A. ages B. distances from Earth C. masses D. initial compositions E. they are similar in all these respects 8. Which of the star clusters plotted on the accompanyi ...
1 - WordPress.com
... 10. If astronomers observe a star’s spectrum shifted toward the red end, how is the star moving relative to Earth? ...
... 10. If astronomers observe a star’s spectrum shifted toward the red end, how is the star moving relative to Earth? ...
THE BIRTH AND DEATH OF A LOW/MEDIUM MASS STAR
... • THE STAGE WHEN A STAR IS IN IT’S “BEST” LIFE CYCLE • OUR SUN IS A MAIN SEQUENCE STAR • MAIN SEQUENCE STARS HAVE MOSTLY HYDROGEN. • THE HYDROGEN EXPLODES, GIVING OFF LIGHT AND HEAT • AS IT EXPLODES, THE HYDROGEN TURNS TO HELIUM. • HELIUM IS LIGHTER THAN HYDROGEN. • OUR SUN IS 4.6 BILLION YEARS OLD. ...
... • THE STAGE WHEN A STAR IS IN IT’S “BEST” LIFE CYCLE • OUR SUN IS A MAIN SEQUENCE STAR • MAIN SEQUENCE STARS HAVE MOSTLY HYDROGEN. • THE HYDROGEN EXPLODES, GIVING OFF LIGHT AND HEAT • AS IT EXPLODES, THE HYDROGEN TURNS TO HELIUM. • HELIUM IS LIGHTER THAN HYDROGEN. • OUR SUN IS 4.6 BILLION YEARS OLD. ...
Starry Starry Night Vocabulary
... Artist: A person who creates art such as paintings, drawings or sculpture. Astronomy: The study of objects outside the earth’s atmosphere, including planets and stars. Author: A person who writes a story or a book. Aztecs: An ancient civilization in Mexico. Aztecs studies the stars, noticed that the ...
... Artist: A person who creates art such as paintings, drawings or sculpture. Astronomy: The study of objects outside the earth’s atmosphere, including planets and stars. Author: A person who writes a story or a book. Aztecs: An ancient civilization in Mexico. Aztecs studies the stars, noticed that the ...
Astronomy - The-A-List
... Stellar evolution, including spectral features and chemical composition, luminosity, blackbody radiation, color index (B-V), and HR Diagram transitions, stellar nurseries and star formation, protostars, main sequence stars ...
... Stellar evolution, including spectral features and chemical composition, luminosity, blackbody radiation, color index (B-V), and HR Diagram transitions, stellar nurseries and star formation, protostars, main sequence stars ...
Astronomy Honors Mid term Study Guide
... Directions: Do not re-write each question. Number and write the answer to each question on lose leaf. Only hand written notes will be permitted for use on the mid term exam and will collected at the end of the test. Disclaimer: Below you will find a list of questions and vocabulary terms that pertai ...
... Directions: Do not re-write each question. Number and write the answer to each question on lose leaf. Only hand written notes will be permitted for use on the mid term exam and will collected at the end of the test. Disclaimer: Below you will find a list of questions and vocabulary terms that pertai ...
Sky News – March 2015 The Realm of the Galaxies
... Familiar winter constellations like Orion begin to set in the west with the onset of darkness, bringing the spring constellations of Leo, Virgo, Coma Bernices and Ursa Major into prominence. It is within these that hosts of galaxies reside. The North Galactic Pole, the point in the sky directly over ...
... Familiar winter constellations like Orion begin to set in the west with the onset of darkness, bringing the spring constellations of Leo, Virgo, Coma Bernices and Ursa Major into prominence. It is within these that hosts of galaxies reside. The North Galactic Pole, the point in the sky directly over ...
Sun, Stars and Planets [Level 2] 2015
... Sun, Stars and Planets [Level 2] 2015 - 2016 Dr David Clements Course Aims: To become familiar with the structure and evolution of the Sun and other stars. To become familiar with the key physical principles that determine the current state of the planets in our own Solar System, and that allow us t ...
... Sun, Stars and Planets [Level 2] 2015 - 2016 Dr David Clements Course Aims: To become familiar with the structure and evolution of the Sun and other stars. To become familiar with the key physical principles that determine the current state of the planets in our own Solar System, and that allow us t ...
Slide 1
... emit high energy photons that are absorbed by the gas. The heated gases produce an emission spectrum and the particular wavelength of the red light of the nebula is 656nm. The exact wavelength of Hydrogen. ...
... emit high energy photons that are absorbed by the gas. The heated gases produce an emission spectrum and the particular wavelength of the red light of the nebula is 656nm. The exact wavelength of Hydrogen. ...