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

Author Question: The first stars to form in our galaxy a. had circular orbits. b. had highly elongated elliptical ... (Read 29 times)

K@

  • Hero Member
  • *****
  • Posts: 608
on: Jul 27, 2018
The first stars to form in our galaxy
 
  a. had circular orbits.
  b. had highly elongated elliptical orbits.
  c. were population I stars.
  d. all had orbits in the same plane.
  e. formed the galactic clusters we see today.

Question 2

Describe the measurements needed to determine the orbit of a visual binary star.
 
  What will be an ideal response?


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

mcinincha279

  • Sr. Member
  • ****
  • Posts: 316
Reply #1 on: Jul 27, 2018
Answer to Question 1

b

Answer to Question 2

Measure the positions of the two stars over the course of many years to map the orbits, then determine the orbital period.


K@

  • Member
  • Posts: 608
Reply 2 on: Jul 27, 2018
Thanks for the timely response, appreciate it

xoxo123

  • Member
  • Posts: 335
Reply 3 on: Yesterday
Excellent

« previous next »
 

Did you know?

As the western states of America were settled, pioneers often had to drink rancid water from ponds and other sources. This often resulted in chronic diarrhea, causing many cases of dehydration and death that could have been avoided if clean water had been available.

Did you know?

More than 20 million Americans cite use of marijuana within the past 30 days, according to the National Survey on Drug Use and Health (NSDUH). More than 8 million admit to using it almost every day.

Did you know?

After 5 years of being diagnosed with rheumatoid arthritis, one every three patients will no longer be able to work.

Did you know?

This year, an estimated 1.4 million Americans will have a new or recurrent heart attack.

Did you know?

Hypertension is a silent killer because it is deadly and has no significant early symptoms. The danger from hypertension is the extra load on the heart, which can lead to hypertensive heart disease and kidney damage. This occurs without any major symptoms until the high blood pressure becomes extreme. Regular blood pressure checks are an important method of catching hypertension before it can kill you.

Thick-walled barrel-shaped arthrospores on thin glass like hyphae; the room-temperature form of ... Thick-walled barrel-shaped arthrospores on thin glass like hyphae; the room-temperature form of ...
Apply deep circular effleurage to the buttocks muscles as a warming technique. Place one hand on top ... Apply deep circular effleurage to the buttocks muscles as a warming technique. Place one hand on top ...
Apply circular friction around ankles with fingertips. Apply circular friction around ankles with fingertips.
Reach from behind to apply circular friction to the temples on both sides. Reach from behind to apply circular friction to the temples on both sides.
Using small, circular strokes, exfoliate the client’s neck and back. Using small, circular strokes, exfoliate the client’s neck and back.
Humulin, a recombinant form of human insulin Humulin, a recombinant form of human insulin
Video: Chloroplast Structure & Light Dependent Reactions (Photosystem 1 and 2 Cyclic Electron Flow)

For a complete list of videos, visit our video library