Question: Assuming our Galaxy represents a good average for all other galaxies, how many stars are in the observable universe?

Assuming our Galaxy represents a good average for all other galaxies, how many stars are in the observable universe?

Step by Step Solution

★★★★★

3.43 Rating (159 Votes )

There are 3 Steps involved in it

1 Expert Approved Answer
Step: 1 Unlock

Hence for the final analysis we can say ... View full answer

blur-text-image
Question Has Been Solved by an Expert!

Get step-by-step solutions from verified subject matter experts

Step: 2 Unlock
Step: 3 Unlock

Document Format (1 attachment)

Word file Icon

1308-P-M-P-Q-M(2753).docx

120 KBs Word File

Students Have Also Explored These Related Modern Physics Questions!

Q:

The diameter of our disk-shaped galaxy, the Milky Way, is about 1.0 x 105 light-years (Ly). The distance to Messier 31, which is Andromeda, the spiral galaxy nearest to the Milky Way, is about 2.0...

Q:

The nearest large galaxy to our Galaxy is about 2 x 106 ly away. If both galaxies have a mass of 3 x 1041kg, with what gravitational force does each galaxy attract the other?

Q:

Our galaxy contains numerous molecular clouds, regions many light-years in extent in which the density is high enough and the temperature low enough for atoms to form into molecules. Most of the...

Q:

PHY5100 - Astronomy Mame: Lab 11 - Hubble's Law Finding the Age of the Universe Introduction An object's spectrum can be used to determine the temperature and chemical composition of that object. A...

Q:

Question 15 (1 point) Listen Which of the following observations cannot be explained by the Big Bang theory, unless we assume that an episode of inflation occurred? Question 15 options: the fact that...

Q:

Lal9: Star Properties and the Hertzsprung-Russell Diagram Objectives: e Compare luminosity, mass, color, and size between the nearest and the brightest stars in the sky e Analyze what type of stars...

Q:

this is from In my space astronomy class I really need help with this lab also plz explain. DISTANCE cm m BRIGHTNESS BRIGHTNESS foot-candles lumens/m AREA m LUMINOSITY lumens 2. 5 7 10 15 20 25 30 35...

Q:

There are about 3\times 10^(11) stars in our galaxy and about 100 billion galaxies in the observable universe. Suppose every galaxy has as many stars as ours. How many stars are in the observable...

Q:

There are about 3*10^(11) stars in our galaxy and about 11 billoin galaxies in the obersevable universe. Suppose every galaxy has as many stars as ours. How many stars are in the observable universe?...

Q:

In March of 2004, the Hubble Space Telescope Science Institute released the "Ultra Deep Field" (UDF), the deepest set of exposures of the sky ever taken. According to the press release: "The Hubble...

Q:

? Consider a car manufacturing firm and the factors of production are labour (L) and capital (K). Use the table below to answer the following questions regarding the production of 300 cars per month....

Q:

A 480V/240V transformer has a rated current of 40 amps on thelow voltage side. 1. Find the rated current on the high voltage side 2. Find the Power rating S in VA 3. Find the Base Impedance on the...

Q:

Explain how managed care plans differ from fee-for-service plans.

Q:

Standard deviation of the entire sampling distribution of means. For each of the terms in problems 27 through 32, indicate whether it is a statistic or a parameter.

Q:

Electric charge can accumulate on an airplane in flight. You may have observed needle-shaped metal extensions on the wing tips and tail of an airplane. Their purpose is to allow charge to leak off...

Q:

Lightning can be studied with a Van de Graaff generator, essentially consisting of a spherical dome on which charge is continuously deposited by a moving belt. Charge can be added until the electric...

Q:

The spherical dome of a Van de Graaff generator can be raised to a maximum potential of 600 kV; then additional charge leaks off in sparks, by producing dielectric breakdown of the surrounding dry...

Q:

NBC company is expected to pay a $ 2 . 5 0 per share dividend at the end of this year ( i . e . , D 1 = $ 2 . 5 0 ) . The dividend is expected to grow at a constant rate of 5 % a year from the...

Q:

Frank Co. is currently operating at 80% of capacity and is currently purchasing a part used in its manufacturing operations for $25 unit. The unit cost for Frank Co. to make the part is $30, which...

Q:

Which investment below would be most appropriate for investors who need income? A. International stocks B. DOW Index Funf (DIA) C. Disney and Exxom Moble stocks D. Dividend Paying ETFs E. A, B, D are...