Loose Leaf For Explorations: Introduction To Astronomy
9th Edition
ISBN: 9781260432145
Author: Thomas T Arny, Stephen E Schneider Professor
Publisher: McGraw-Hill Education
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Chapter 13, Problem 18QFR
To determine
How do we find the giant stars are big and dwarf stars are smaller.
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Students have asked these similar questions
Use 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 Magnitude
Explain how some stars form in binary systems.
...
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 38
Chapter 13 Solutions
Loose Leaf For Explorations: Introduction To Astronomy
Ch. 13 - Prob. 1QFRCh. 13 - Prob. 2QFRCh. 13 - Prob. 3QFRCh. 13 - Prob. 4QFRCh. 13 - Prob. 5QFRCh. 13 - Prob. 6QFRCh. 13 - Prob. 7QFRCh. 13 - Prob. 8QFRCh. 13 - Prob. 9QFRCh. 13 - Prob. 10QFR
Ch. 13 - Prob. 11QFRCh. 13 - Prob. 12QFRCh. 13 - Prob. 13QFRCh. 13 - Prob. 14QFRCh. 13 - Prob. 15QFRCh. 13 - Prob. 16QFRCh. 13 - Prob. 17QFRCh. 13 - Prob. 18QFRCh. 13 - Prob. 19QFRCh. 13 - Prob. 20QFRCh. 13 - Prob. 1TQCh. 13 - Would it be easier to measure a star's parallax...Ch. 13 - Prob. 3TQCh. 13 - Prob. 4TQCh. 13 - Prob. 5TQCh. 13 - Prob. 6TQCh. 13 - Prob. 7TQCh. 13 - Prob. 8TQCh. 13 - Prob. 9TQCh. 13 - Prob. 10TQCh. 13 - Prob. 1PCh. 13 - Prob. 2PCh. 13 - Prob. 3PCh. 13 - Prob. 5PCh. 13 - Prob. 6PCh. 13 - Prob. 7PCh. 13 - Prob. 8PCh. 13 - Prob. 9PCh. 13 - Prob. 10PCh. 13 - Prob. 11PCh. 13 - Prob. 12PCh. 13 - Prob. 13PCh. 13 - Prob. 14PCh. 13 - Prob. 15PCh. 13 - Prob. 16PCh. 13 - Prob. 17PCh. 13 - Prob. 1TYCh. 13 - Prob. 2TYCh. 13 - Prob. 3TYCh. 13 - Prob. 4TYCh. 13 - Prob. 5TYCh. 13 - Prob. 6TYCh. 13 - Prob. 7TYCh. 13 - Prob. 8TYCh. 13 - Prob. 9TY
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- Look elsewhere in this book for necessary data, and indicate what the final stage of evolution-white dwarf, neutron star, or black hole-will be for each of these kinds of stars. A. Spectral type-O main-sequence star B. Spectral type-B main-sequence star C. Spectral type-A main-sequence star D. Spectral type-G main-sequence star E. Spectral type-M main-sequence stararrow_forwardWhat elements are stars mostly made of? How do we know this?arrow_forwardWhy do you think astronomers have suggested three different spectral types (L, T, and Y) for the brown dwarfs instead of M? Why was one not enough?arrow_forward
- According to the text, a star must be hotter than about 25,000 K to produce an H II region. Both the hottest white dwarfs and main-sequence O stars have temperatures hotter than 25,000 K. Which type of star can ionize more hydrogen? Why?arrow_forwardAre supergiant stars also extremely massive? Explain the reasoning behind your answer.arrow_forwardYou have discovered two star clusters. The first cluster contains mainly main-sequence stars, along with some red giant stars and a few white dwarfs. The second cluster also contains mainly main-sequence stars, along with some red giant stars, and a few neutron stars-but no white dwarf stars. What are the relative ages of the clusters? How did you determine your answer?arrow_forward
- = A star population is composed of stars with masses in the range between 1M and 150M. The initial mass function is = 0 (M/M)-2.3, where o (Mo). The luminosity of a star = (M/M) 3.3. Calculate the percentage of the total luminosity of the stars in the population which is produced by stars with mass between 120M and 150M. scales with its mass as L/Larrow_forwardPut the steps of the life cycle of a star in order. 1 [ Choose ] [ Choose ] Lighter elements are depleted and the star becomes a red giant As hydrogen is depleted, the star fuses helium atoms 3 Helium is exhausted; larger stars collapse to a white dwarf, while smaller stars become red supergiants Red supergiant makes heavier elements up to copper Star is formed from gas cloud (nebula) 4 Star converts hydrogen to helium in fusion reaction Red supergiant makes heavier elements up to iron 5 Helium is exhausted; smaller stars collapse to a white dwarf, while larger stars become red supergiants Fusion stops, and the core collapses violently, causing a supernova (star death) [ Choose ] 7. [ Choose ] 2. 6arrow_forward: What does the H-R diagram show? Explain the main sequence of stars.arrow_forward
- Hertzsprung-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_forwardWhat four (4) stars are not as bright (luminous) as our Sun? JUST NAME 4 STARS THAT ARE NOT AS BRIGHT (LUMINOUS) AS OUR SUN? Asap help needed!!!arrow_forwardUsing solar units, we find that a star has 4 times the luminosity of the Sun, a mass 1.25 times the mass of the Sun, and a surface temperature of 4090 K (take the Sun's surface temperature to be 5784 K for the sake of this problem). This means the star has a radius of.................... solar radii and is a .................... star (use the classification).arrow_forward
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