Universe: Stars And Galaxies
6th Edition
ISBN: 9781319115098
Author: Roger Freedman, Robert Geller, William J. Kaufmann
Publisher: W. H. Freeman
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Chapter 23, Problem 32Q
To determine
The differences between irregular clusters and regular clusters.
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Chapter 23 Solutions
Universe: Stars And Galaxies
Ch. 23 - Prob. 1QCh. 23 - Prob. 2QCh. 23 - Prob. 3QCh. 23 - Prob. 4QCh. 23 - Prob. 5QCh. 23 - Prob. 6QCh. 23 - Prob. 7QCh. 23 - Prob. 8QCh. 23 - Prob. 9QCh. 23 - Prob. 10Q
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- What is Type of cluster and What is application area of cluster ??arrow_forwardProblem Set on Binary Systems: 1.Consider two stars in orbit about a mutual center of mass. If a1 is the semimajor axis of the orbit of star of mass m, and a, is the semimajor axis of the orbit of star of mass m2, prove that the semimajor axis of the orbit of the reduced mass is given by a = a, + a2. points)arrow_forwardHertzsprung-Russell Diagram Blue or blue-white White Yellow Red-orange Red O Rigel Supergiants Beleigne Main Sequence Aldebaran Glants Sun O Alpho Centaur B Sirus B White Dwarfs 50,000 20,000 10,000 6,000 5,000 3,000 Surface Temperature ('C) What is the color of the stars shown on the diagram that have the lowest surface temperature? O red O yellow O blue O white - 6useanuarrow_forward
- Hertzsprung-Russell Diagram Blue or blue-white White Yellow Red-orange Red O Rigel Superglants Belelgne Main Sequence Alder Glants Suno Alpho Coun Sinus 8 White Dwarfs 50,000 20,000 6,000 5,000 3,000 10,000 Surface Temperature () Would the surface temperature of the stars classified as white dwarfs be generally higher or lower than that of the stars classified as giants? O higher O lower 29 30 31 32 33 34 35 36 37 38arrow_forwardExplain how an HR diagram of the stars in a cluster can be used to determine the age of the cluster.arrow_forwardDoes an elliptical galaxy rotate like a spiral galaxy? Explain.arrow_forward
- Hertzsprung-Russell Dlagram Blue or blue-white Vellow Red oran Red O Rigel Superglants Main Sequence Glants Aipho Centour E Sinus B White Dwarfs 5,000 3,000 10,000 Surface Temperature ('C) S0,000 20,000 6,000 What is the color of the stars shown on the diagram that have the highest surface temperature? O red O yellow O blue O white Increasing Brightness 9600arrow_forwardHertzsprung-Russell Diagram Blue or blue-white White Yellow Red orange Red O Rigel Superglants Betelger Main Sequence ANdetaran Glants Caur Sirus 5 White Dwarfs 50,000 20,000 10,000 6,000 5,000 3,000 Surface Temperature (C) Would the surface temperature of the stars classified as white dwarfs be generally higher or lower than that of the stars classified as giants? O higher O lower 29 30 31 32 33 34 35 36 37 ere to search -6useanuarrow_forwardUse the H-R Diagram below to help answer the following questions. Luminosity (solar units) 10,000+ 1,000+ 100+ 10- .01+ .001+ .0001 B White Dwarfs 20,000 B Spectral Type A Main Sequence D 10,000 Temperature (K) FGK Red Giants 5,000 M -5 10 15 Absolute Magnitudearrow_forward
- Question 15 of 15 Which statement accurately describes the scatterplot? y 8 : OA. There are two distinct clusters. OB. There is one outlier. OC. There are two outliers. OD. The points seem to be clustered around a line. A SUBMarrow_forwardHow is the turnoff point on the H-R diagram of a cluster related to the cluster’s age?arrow_forwardWhat do the subscripts on the density variable mean?arrow_forward
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