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

Author Question: What do all the stars in the Orion Association have in common? What will be an ideal ... (Read 13 times)

DelorasTo

  • Hero Member
  • *****
  • Posts: 548
on: Jul 27, 2018
What do all the stars in the Orion Association have in common?
 
  What will be an ideal response?

Question 2

Which of these radio waves would fall in the water hole?
 
  A) 19 cm wavelength
  B) 243 cm in wavelength
  C) 15,000 cm in wavelength
  D) 150 cm in wavelength
  E) 6.563  10-5 cm in wavelength


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

marict

  • Sr. Member
  • ****
  • Posts: 304
Reply #1 on: Jul 27, 2018
Answer to Question 1

Like the stars in more compact open clusters, they are all born at about the same time, at the leading edge of the spiral arms, and thus have similar compositions. They tend to be very massive, collapsing rapidly, and very luminous as well.

Answer to Question 2

A


DelorasTo

  • Member
  • Posts: 548
Reply 2 on: Jul 27, 2018
Wow, this really help

6ana001

  • Member
  • Posts: 311
Reply 3 on: Yesterday
Great answer, keep it coming :)

« previous next »
 

Did you know?

There used to be a metric calendar, as well as metric clocks. The metric calendar, or "French Republican Calendar" divided the year into 12 months, but each month was divided into three 10-day weeks. Each day had 10 decimal hours. Each hour had 100 decimal minutes. Due to lack of popularity, the metric clocks and calendars were ended in 1795, three years after they had been first marketed.

Did you know?

The Food and Drug Administration has approved Risperdal, an adult antipsychotic drug, for the symptomatic treatment of irritability in children and adolescents with autism. The approval is the first for the use of a drug to treat behaviors associated with autism in children. These behaviors are included under the general heading of irritability and include aggression, deliberate self-injury, and temper tantrums.

Did you know?

Warfarin was developed as a consequence of the study of a strange bleeding disorder that suddenly occurred in cattle on the northern prairies of the United States in the early 1900s.

Did you know?

In most cases, kidneys can recover from almost complete loss of function, such as in acute kidney (renal) failure.

Did you know?

Increased intake of vitamin D has been shown to reduce fractures up to 25% in older people.

Ectopic pregnancies. (a) An ectopic pregnancy may occur in any of the locations shown. Interstitial Ectopic pregnancies. (a) An ectopic pregnancy may occur in any of the locations shown. Interstitial
Common sites of biofilm infection Common sites of biofilm infection
Men’s work? Women’s work? Customs in other societies can blow away stereotypes. As is common ... Men’s work? Women’s work? Customs in other societies can blow away stereotypes. As is common ...
Common Prefixes Cont. Common Prefixes Cont.
Common Ancestors Common Ancestors
Some of the common structural abnormalities seen in chromosomes. (a) In a deletion, part of a chromo Some of the common structural abnormalities seen in chromosomes. (a) In a deletion, part of a chromo
Video: Embryonic development - Week 3

For a complete list of videos, visit our video library