This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: The absolute magnitude of a star is how bright it appears if viewed from a distance of ________ ... (Read 70 times)

mrsjacobs44

  • Hero Member
  • *****
  • Posts: 500
on: Jul 27, 2018
The absolute magnitude of a star is how bright it appears if viewed from a distance of ________ light-years.
 
  Fill in the blank(s) with correct word

Question 2

Current understanding holds that a galaxy's type (spiral, elliptical, or irregular) ________.
 
  A) may either be a result of the mass of the protogalactic cloud that formed it or the result of the heavy element abundance in that cloud
  B) is always determined by the angular momentum of the protogalactic cloud that formed it
  C) is determined by whether the galaxy is located in a cluster where collisions are likely or outside a cluster where collisions are less likely
  D) may either be the result of conditions in the protogalactic cloud that formed it or the result of later interactions with other galaxies


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

deja

  • Sr. Member
  • ****
  • Posts: 332
Reply #1 on: Jul 27, 2018
Answer to Question 1

33

Answer to Question 2

D


mrsjacobs44

  • Hero Member
  • *****
  • Posts: 500
Reply #2 on: Jul 27, 2018
Thanks


deja

  • Sr. Member
  • ****
  • Posts: 332
Reply #3 on: Jul 27, 2018
Welcome :)


« previous next »
 

Did you know?

Studies show that systolic blood pressure can be significantly lowered by taking statins. In fact, the higher the patient's baseline blood pressure, the greater the effect of statins on his or her blood pressure.

Did you know?

An identified risk factor for osteoporosis is the intake of excessive amounts of vitamin A. Dietary intake of approximately double the recommended daily amount of vitamin A, by women, has been shown to reduce bone mineral density and increase the chances for hip fractures compared with women who consumed the recommended daily amount (or less) of vitamin A.

Did you know?

The strongest synthetic topical retinoid drug available, tazarotene, is used to treat sun-damaged skin, acne, and psoriasis.

Did you know?

Green tea is able to stop the scent of garlic or onion from causing bad breath.

Did you know?

The first successful kidney transplant was performed in 1954 and occurred in Boston. A kidney from an identical twin was transplanted into his dying brother's body and was not rejected because it did not appear foreign to his body.

Surface magnetic field of SU Aur (a young star of T Tauri type), reconstructed by means of Zeeman-Do Surface magnetic field of SU Aur (a young star of T Tauri type), reconstructed by means of Zeeman-Do
Balmer Lines in the Spectrum of a Star Balmer Lines in the Spectrum of a Star
Using Parallax to Determine Distance Using Parallax to Determine Distance
Distance from Initial Change in Membrane Potential vs. Voltage Change Relative to Initial Change Distance from Initial Change in Membrane Potential vs. Voltage Change Relative to Initial Change
Economic activity as viewed by environment and ecological economists Economic activity as viewed by environment and ecological economists
A forklift pushes a 100-kg crate, starting from rest, exerting a horizontal force of magnitude ... A forklift pushes a 100-kg crate, starting from rest, exerting a horizontal force of magnitude ...
Video: Blood Flow through the Human Heart

For a complete list of videos, visit our video library