What is the differences between an E7 and an E0 galaxy? Explain.
Q: 1- As the universe expands, a galaxy which is at a distance of 5.0 x 106 pc, is moving away from…
A: Hello. Since you have posted multiple questions and not specified which question needs to be solved,…
Q: The figure below shows the spectra of two galaxies A and B. Please can i get help with this…
A: Dear student as per the QnA guidelines I will be answering the first 3 subparts of this problem…
Q: 1. Quasar F (for Far) has the same luminosity as Quasar N (for Near), But F is 10 times further…
A: The relation between luminosity and brightness is given as L = I/d2 where I is apparent brightness…
Q: he age of the universe can be determined if a. the universe is flat. b. the amount of dark…
A:
Q: Why do the spiral arms of our galaxy move around the center of the galaxy? a) Spiral arms do not…
A: Normal spirals have arms that emanate from the nucleus, while barred spirals have a bright linear…
Q: Current evidence suggests that the universe is a. flat, infinite, and neither expanding nor…
A: To determine: The correct option.
Q: Astronomers recently claimed to have discovered the most distant galaxy known. How would they have…
A: Astronomers recently claimed to have discovered the most distant galaxy known. How would they have…
Q: 21-centimeter radiation observations of the galaxy reveal a. the location of neutral hydrogen…
A: Correct Option is "a"
Q: Galaxy will emit synchrotron radiation as a sun forms
A: The star forming region of a Spiral Galaxy will emit synchrotron radiation as a sun forms in the…
Q: 3. Determine the Schwartzschild radius and the average density of a black hole formed by the…
A:
Q: If we find a galaxy that is moving away at 72,000 km/s, what does Hubble’s law tells us about the…
A:
Q: what are some fundamental properties of late type galaxies that our theories of galaxy formation…
A: All those galaxies which are included under Spiral and Irregular Galaxies are termed as Late Type…
Q: We know that dark matter must exist in galaxies. If not, many of the stars in a galaxy would ...…
A: Dark Matter is an unknown matter which is not visible. The reason behind its invisibility is, it…
Q: ased on what you have learned about galaxy formation from a protogalactic cloud (and similarly star…
A: Dark matter do not emit any radiation The pressure of an ideal gas decreases when temperature drops…
Q: The evidence leads modern astronomers to conclude that at the cores of active galaxies are…
A: Required : Mass of Supermassive Blackholes in terms of solar mass.
Q: Describe the distribution of globular clusters within the galaxy, and explain what that implies…
A: The distribution of globular clusters within the galaxy, and explain what that implies about the…
Q: Problem 2. The redshift is defined to be the quantity Job — Xem Xem where Aob and Aem are…
A: Given that: z=λo-λemλem
Q: Choose the statement that is NOT true of a galaxy. O Galaxies take different shapes depending on how…
A: C statement is completely incorrect.
Q: The Kormendy relation for ellipticals can be written as He = 20.2 + 3.0 log R. where Re is the…
A: The kormendy relation for elipticals can be written asμe = 20.2 + 3.0 logReμe - 20.2…
Q: Sombrero Galaxy is classified as a: Sb Sa Irregular galaxy, we cannot see any spiral…
A: Sombrero galaxies are referred to spiral galaxy.
Q: he Milky Way's
A:
Q: Cesar reads about the big bang theory, which explains that the universe expanded as the result of an…
A: Cesar reads about the big bang theory, which explains that the universe expanded as theresult of an…
Q: Advanced Physics Discuss briefly how i) the value of rotation parameters of the galaxy can be…
A: Advanced Physics Discuss briefly how i) the value of rotation parameters of the galaxy can be…
Q: observation made on E
A: Based on the observer's point of view the frequency can change this effect is called Doppler shift.…
Q: Which of the following is an accurate statement about quasars?
A: ANS: They are abnormally massive, luminous stars at the cores of ancient galaxies.
Q: galaxy whose spiral arms have a woolly or fluffy appearance are called a. flocculent. b.…
A: flocculent:- A galaxy whose spiral arms have a woolly or fluffy appearance are known as flocculent.
Q: 3. The spacetime diagram shows four supernovae events at A, B, C, and D. These supernovae arc…
A: (a) Introduction: A light cone is a path that a flash of light, emanating from a single event…
Q: 9. I found this meme online. Its goal is to undermine the picture of the Universe proposed by modern…
A: Here are the factors that can affect in this scenario: Earth's Rotation - The Earth rotates around…
Q: 1). Astronomical redshift. A galaxy is observed to be receding from us at a speed of 7500 kilometers…
A:
Q: True or False: Dwarf elliptical galaxies and giant ellipticals probably formed in entirely different…
A: To find true or false: Dwarf elliptical galaxies and giant ellipticals probably formed in entirely…
Q: In the standard model, about when after the Big Bang did the universe become transparent to…
A: Ans is :- C
Q: Which of the following might you expect to be an additional consequence of the fact that galaxies…
A: Given Which of the following might you expect to be an additional consequence of the fact that…
Q: 6. If a spiral galaxy is 20' in diameter and you measure its distance to be 1 Mpc, what is its…
A:
Q: 2. Suppose an absorption line in a spectrum of light from a very distant galaxy is 5015 Angstroms.…
A: Write the expression for the Dopler’s effect and solve for the speed (v) of the separation, that is…
Q: The first stars to form in our galaxy a. had circular orbits. b. had highly elliptical…
A: Population 1 stars are the newer and younger stars.
Q: Describe the age and temperature of stars that make up spiral galaxies and their location.
A: A galaxy can be bombarded by other, smaller galaxies. Even if a galaxy is isolated, internal…
Q: How fast and in what direction must galaxy A be moving relative to us if an absorption line found at…
A: Relativistic Doppler Effect: When a source emitting waves of certain frequency and wavelength moves…
Q: alaxy? Explain.
A: Given: To explain the how astronomers find the distance of the galaxy is given as,
Q: Use excel calculator to fill in the missing calculations. 1pc = 3.26 ly Galaxy Andromeda Large Mag.…
A: We need to complete the table in Excel. 1pc = 3.26 lyAlso, 1 ly=9.461e+12 km
Q: 6) The redshift of a galaxy is observed to be 1.5. Calculate the recessional velocity of the galaxy.
A: Redshift takes place when the source is moving away from the observer. This reduces the frequency…
Q: A human eye is most sensitive to that wavelength( Am) at which the energy distribution of solar…
A: Given, (a) Wien's displacement constant,b=0.29cmKTemperature,T=5800K According to the Wien's Law the…
Q: If Hubble’s constant is taken to be 70 km/sec/Mpc, and a quasar is found with a radial velocity of…
A: Given data: The Hubble’s constant is H0=70 km/sec/Mpc. The radial velocity is v=0.95c.
Q: The matter density in the Universe today is Pm = kg m-3. What would 2.7 x 10-27 be the value of the…
A:
Q: What is the approximate temperature of the universe that we currently observe? a. 0 K b. 2.7 K…
A: The temperature of the universe recently measured by the scientists is 2.73 Kelvin.
Q: What evidence can you cite that the universe is flat?
A: What evidence can you cite that the universe is flat.
6. What is the differences between an E7 and an E0 galaxy? Explain.
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