Sombrero Galaxy is classified as a: Sb Sa Irregular galaxy, we cannot see any spiral arms. Elliptical Galaxy.
Q: What color is the center of this galaxy and why?
A: The supermassive black hole is the centre of the galaxy is located at inside the bright white patch…
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: 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: 21) If the Hubble's constant for a universe is 25 km/s/Mly. Calculate the distance to a galaxy that…
A: Edwin Hubble discovered through observation that the Universe is expanding. Galaxies are moving away…
Q: What are the three main types of galaxies, and what are the peculiarities? What type is the Milky…
A: There are three main types of galaxies. They are, spiral galaxies, elliptical galaxies, and…
Q: What are the challenges of determining the structure of the Milky Way? Dark matter absorbs light…
A: 1. Dark matter does not absorb, reflect or emit light.
Q: = 2. Using a Hubble constant of Ho 70 km/s/Mpc, find the distance to the galaxy cluster that moves…
A: Distance to the galaxy cluster is 92.8571 Mpc or 3.029×108light years. Explanation:Hubble's law…
Q: how do deep images by the Hubble Space Telescope confirm the bottom-up theory of galaxy formation?
A: The bottom up model, also known as Hierarchal Clustering s the most accepted way for galaxy…
Q: 21) If the Hubble's constant for a universe is 15 km/s/Mly. Calculate the distance to a galaxy that…
A: As per the observations made by Edwin Hubble, it was seen that the galaxies were moving away from…
Q: In the image below you see two interacting galaxies; one is nearly face -on and the other is nearly…
A: The shape of the galaxies says the evidence of the tidal disruption.
Q: Distance to Andromeda galaxy is around 2.538 Mly. Calculate its recessional velocity.
A: Our universe is constantly expanding, It was observed by Edwin Hubble when he saw the galaxies…
Q: 21-centimeter radiation observations of the galaxy reveal a. the location of neutral hydrogen…
A: Correct Option is "a"
Q: Explain how the temperature of hot gas can be used to find out about the gravitational pull of a…
A: Given: The hot gas temperature which is used to find the gravitational pull To find: The explanation…
Q: igure 2: Left: A picture of a nearby galaxy taken with an ultraviolet telescope. Right: A picture of…
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: What is the recession speed of a galaxy cluster which is 50Mpc away from Earth? Is the light from…
A: Hubble Law It state that distant galaxies are moving away from our earth with a recession…
Q: If you find a galaxy that contains globular clusters that are 2" in diameter, how far away is the…
A: Given Data The diameter of cluster is:D=25 pc=7.714×1017 m The globular cluster is:θarcsecond=2…
Q: Find the equivalent of Kepler's three laws of motion if the gravita- tional force were to behave…
A:
Q: Describe the cluster method for measuring a galaxy’s mass.
A: Cluster Method (or) Lensing cluster Mass Estimation: We know that the gravitational lensing is one…
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: At what redshift will the Lya line (2o = 1215°A) be centered in the Johnson-Cousins U band? (Quasars…
A: From the redshift formula, we have 1+z=λobsλemitz=redshiftλobs=obserevd…
Q: What type of galaxy does this picture represent? O Elliptical O Irregular O Spiral
A: The galaxy of the shape of an ellipse is known as an elliptical galaxy.
Q: Assume that the Milky Way has a central bulge of uniform density with a radius R. Also assume that…
A: 1) In the rotation velocity profile of the galaxies, the velocity of the stars outside the bulge…
Q: classification helped Darwin understand how creatures evolve. How has classification helped you…
A: Our universe contains million number of stars. These stars continuously emit light radiation, heat…
Q: Explain why galaxies can have different shapes. please explain briefly and clearly
A: Reason why galaxies have different shapes : When we gaze up into the night sky, we can see stars…
Q: If the active core of a galaxy contains a black hole of 10° Mo, what will the orbital period be for…
A: This problem can be solved using the formula for circular velocity and then dividing the distance by…
Q: If an O-type star and our galaxy were at the same distance, which would have a greater magnitude? a)…
A: Given: The O-type star and our galaxy at same distance. The apparent magnitude decreases with the…
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: I Take the diameter AB of the Earth's orbit as 3 x 10 km and consider a star S at a distance d, such…
A: solution of the question 1 figure is attached to this problem
Q: 8. If a galaxy has an apparent radial velocity of 2000 km/s and the Hubble constant is 72 km/s/Mpc,…
A: Using Hubble's law we can solve this
Q: The observed frequency of radio waves from a distant galaxy is 5 GHz. At the location of galaxy, the…
A: 1. Calculate the redshift of the galaxy. Part(2) I am leaving part(2) as it seems incomplete.
Q: n this picture shown, the differences of light spectra of different galaxies compared to a…
A: Spectral lines occur due to the absorption of particlular wavelength of light which is…
Q: Briefly discuss and compare the three general types of galaxies.
A: We need to discuss and compare the three general types of galaxies.
Q: As we discussed, clouds are made of a great many small drops. Really - a great many. Imagine a…
A: As per Bartleby guideline, we will solve first three subparts. Given that:Volume of cloud, Vcloud=1…
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: What is the theoretical horsepower requirement of a bucket elevator whose capacity is 545kg/min and…
A: As we know that Power=Work donetime In this case elevator is considered so work done in bringing…
Q: The luminosity of a Seyfert galaxy nucleus varies in a time-scale of 6 days. What could be the…
A:
Q: Assume that the orbital speed of a star is measured at a distance of 15 kpc from he center of our…
A:
Q: If a galaxy is 100,000,000 parces away and has absolute magnitude of -20.0 what is the galaxies…
A:
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: le of our g
A: Given: To explain the sharpley determines the sun and galaxy size as,
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: How do we know galaxies are moving away from us?
A: Electromagnetic radiations are affected by the Doppler shift. When the source is in relative motion…
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: 3) A supernova of luminosity 1 billion solar luminosities is used as a standard candle to measure…
A: The luminosity of supernova is given as, LSn=1 billion solar luminosities=1×109LS, The distance…
Q: Supermassive black holes at the center of galaxy are believed to be produced Answer. O by the death…
A: Supermassive black hole have masses of about million or billion times more mass than typical stellar…
Q: Identify a feature of the Whirlpool Galaxy that is visible in all several types of light. Explain…
A:
Q: Which of the following best describe the reasons we have to infer that a supermassive blackhole…
A: Actually the blackhole is a very higher density object . According to the general theory of…
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Sb
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Sa
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Irregular galaxy, we cannot see any spiral arms.
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Elliptical Galaxy.
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