poster
... the binary nature of the central stars. We report here our analysis of time-series LOT photometric measurements of the well-known young PN, Hubble 12(HB 12), which is famous for its extended hourglass-like envelope. In addition to the potential presence of a close binary system , the characteristic ...
... the binary nature of the central stars. We report here our analysis of time-series LOT photometric measurements of the well-known young PN, Hubble 12(HB 12), which is famous for its extended hourglass-like envelope. In addition to the potential presence of a close binary system , the characteristic ...
PHSC1053-Review02
... How does a lens create an image? What type of image is created? Electromagnetic Radiation: Identify the different regions of the electromagnetic spectrum. What are the three types of spectra? How does light interact with matter? How are wave frequency, wavelength related to energy. What does the ene ...
... How does a lens create an image? What type of image is created? Electromagnetic Radiation: Identify the different regions of the electromagnetic spectrum. What are the three types of spectra? How does light interact with matter? How are wave frequency, wavelength related to energy. What does the ene ...
Astronomy Study Guide
... Chapter 4 Section 2 pp.126-133—Study workbook pages 55-59 also Know Main Ideas ...
... Chapter 4 Section 2 pp.126-133—Study workbook pages 55-59 also Know Main Ideas ...
(HR) Diagrams
... 16. Add labels and lines (mostly curves, actually) with arrows on the end of each (curvy) line, to show how a star such as the sun (a G2 star while it is on the main sequence) evolves through the following stages: a. protostar (which may have formed in a Bok globule) to main sequence star b. main se ...
... 16. Add labels and lines (mostly curves, actually) with arrows on the end of each (curvy) line, to show how a star such as the sun (a G2 star while it is on the main sequence) evolves through the following stages: a. protostar (which may have formed in a Bok globule) to main sequence star b. main se ...
Properties of Stars
... would be easier and more helpful, since we know a lot about the Sun and it is a star. Let’s get rid of the constants ! ...
... would be easier and more helpful, since we know a lot about the Sun and it is a star. Let’s get rid of the constants ! ...
Solar System`s Age - Empyrean Quest Publishers
... Formation of Planets • Condensation temperature determines whether a certain substance is a solid or a gas. – Above the condensation temperature, gas state – Below the condensation temperature, solid sate • Hydrogen and Helium: always in gas state, because concentration temperatures close to absolu ...
... Formation of Planets • Condensation temperature determines whether a certain substance is a solid or a gas. – Above the condensation temperature, gas state – Below the condensation temperature, solid sate • Hydrogen and Helium: always in gas state, because concentration temperatures close to absolu ...
ppt - Lunar and Planetary Laboratory
... Phases of Venus- Galileo’s observations of Venus’s gibbous (“fullish”) phase definitively ruled out Ptolemy’s geocentric model Galileo discovered that the higher an object is dropped, the greater its speed when it reaches the ground - All falling objects near the surface of the Earth have the same a ...
... Phases of Venus- Galileo’s observations of Venus’s gibbous (“fullish”) phase definitively ruled out Ptolemy’s geocentric model Galileo discovered that the higher an object is dropped, the greater its speed when it reaches the ground - All falling objects near the surface of the Earth have the same a ...
Time From the Perspective of a Particle Physicist
... and may only exist for 1 million years while stars like our Sun (or smaller) will exist for 10 billion years or longer • Clusters of Stars stars are formed in groups with some massive and some small. The size of the largest stars in the cluster tells us how old all the stars in that cluster are. The ...
... and may only exist for 1 million years while stars like our Sun (or smaller) will exist for 10 billion years or longer • Clusters of Stars stars are formed in groups with some massive and some small. The size of the largest stars in the cluster tells us how old all the stars in that cluster are. The ...
Lesson 3 Power Notes Outline
... White dwarfs shine for billions of years, becoming fainter as they cool. This is the final stage in the life cycle of low-mass stars. ...
... White dwarfs shine for billions of years, becoming fainter as they cool. This is the final stage in the life cycle of low-mass stars. ...
3.6 spectral classes
... The method of parallax is used in measuring the distances to nearby stars. The position of a star is carefully determined relative to other stars. Six months later, when Earth’s revolution has carried telescopes halfway around the Sun, the star’s position is measured again. Nearby stars appear to sh ...
... The method of parallax is used in measuring the distances to nearby stars. The position of a star is carefully determined relative to other stars. Six months later, when Earth’s revolution has carried telescopes halfway around the Sun, the star’s position is measured again. Nearby stars appear to sh ...
Last Year`s Exam, Section B
... expected in Big Bang theory contrary to basic assumptions of Steady State theory ...
... expected in Big Bang theory contrary to basic assumptions of Steady State theory ...
Review 3 - Physics and Astronomy
... • High resolution requires large telescopes Surface of planets (Venus) ...
... • High resolution requires large telescopes Surface of planets (Venus) ...
Outline2a
... Eventually, the proto-star will fuse hydrogen in its core. This energy will greatly increase the radiation pressure that the photons create on their surroundings. A stellar wind will begin to blow material away. ...
... Eventually, the proto-star will fuse hydrogen in its core. This energy will greatly increase the radiation pressure that the photons create on their surroundings. A stellar wind will begin to blow material away. ...
Lecture 13 - Main Sequence Stars
... • We have been focusing on the properties of stars on the main sequence, but the chemical composition of stars change with time as the star burns hydrogen into helium. • This causes the other properties to change with time and we can track these changes via motion of the star in the HR diagram. ...
... • We have been focusing on the properties of stars on the main sequence, but the chemical composition of stars change with time as the star burns hydrogen into helium. • This causes the other properties to change with time and we can track these changes via motion of the star in the HR diagram. ...
Sept2 - University of Arizona
... The planet moves along its epicycle as the epicycle moves along the deferent around the Earth. To make the observations as accurate as possible, it was necessary to place the Earth slightly off center of the orbits, but to preserve symmetry that meant that there was an equal place (“Equant”) opposit ...
... The planet moves along its epicycle as the epicycle moves along the deferent around the Earth. To make the observations as accurate as possible, it was necessary to place the Earth slightly off center of the orbits, but to preserve symmetry that meant that there was an equal place (“Equant”) opposit ...
Slide 1
... 2. If astronomers see a protostar glowing, does this indicate that nuclear fusion is taking place? 3. Imagine a sky-rocket exploding in the night sky. A small, hot explosion results in material being thrown ...
... 2. If astronomers see a protostar glowing, does this indicate that nuclear fusion is taking place? 3. Imagine a sky-rocket exploding in the night sky. A small, hot explosion results in material being thrown ...
Quiz Maker - Geneva 304
... energy will it be giving off? 97. Compare and contrast emission lines and absorption lines. Give an example of an object that produces each. 98. Give an acronym that successfully describes the star spectral classes from hottest to coolest. 99. What specific spectral type is our Sun? 100. What is app ...
... energy will it be giving off? 97. Compare and contrast emission lines and absorption lines. Give an example of an object that produces each. 98. Give an acronym that successfully describes the star spectral classes from hottest to coolest. 99. What specific spectral type is our Sun? 100. What is app ...
Uninhabitableearth
... Form into small groups of four of five and discuss the following questions: What are the necessary conditions for a planet to support life as we know it? Are any of these factors more important than the others? Are there any other planets in our solar system other than Earth that are in the habi ...
... Form into small groups of four of five and discuss the following questions: What are the necessary conditions for a planet to support life as we know it? Are any of these factors more important than the others? Are there any other planets in our solar system other than Earth that are in the habi ...
HR Diagram and Life of a star
... Much Brighter than the main Sequence stars of the same temp This means that they are very large and can range in size from 100-1000 times the size of the sun GIANTS- large bright stars a bit smaller and fainter than Super giants Super giants in the Red temp range tend to be in their last stages of l ...
... Much Brighter than the main Sequence stars of the same temp This means that they are very large and can range in size from 100-1000 times the size of the sun GIANTS- large bright stars a bit smaller and fainter than Super giants Super giants in the Red temp range tend to be in their last stages of l ...
doc - University of Texas Astronomy
... SS443—Some material being shot out in jets at 25% the speed of light! See Fig. 22.8. 2. Millisecond pulsars—Periods ~ few x 0.001 sec. Spinning 100s of times per second! Found in globular clusters! (Fig. 22.9) Unexpected because pulsars should slow down and fade in millions of years, while all globu ...
... SS443—Some material being shot out in jets at 25% the speed of light! See Fig. 22.8. 2. Millisecond pulsars—Periods ~ few x 0.001 sec. Spinning 100s of times per second! Found in globular clusters! (Fig. 22.9) Unexpected because pulsars should slow down and fade in millions of years, while all globu ...
Stars, H-R and Life Cycle of Star
... its surface temperature. They plotted the data on a graph. ...
... its surface temperature. They plotted the data on a graph. ...