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

Author Question: The vast majority of stars in a newly formed star cluster are ________. A) red giants B) very ... (Read 47 times)

lracut11

  • Hero Member
  • *****
  • Posts: 536
on: Jul 27, 2018
The vast majority of stars in a newly formed star cluster are ________.
 
  A) red giants B) very high-mass, type O and B stars
  C) less massive than the Sun D) about the same mass as our Sun

Question 2

What was the significance of the end of the era of nucleosynthesis, when the universe was about 5 minutes old?
 
  A) It marks the time at which the expansion of the universe had settled down to its current rate.
  B) The basic chemical composition of the universe had been determined.
  C) It marks the time at which the first stars formed.
  D) The proportions of dark matter and luminous matter had been determined.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

pikon

  • Sr. Member
  • ****
  • Posts: 361
Reply #1 on: Jul 27, 2018
Answer to Question 1

C

Answer to Question 2

B


lracut11

  • Member
  • Posts: 536
Reply 2 on: Jul 27, 2018
Wow, this really help

lkanara2

  • Member
  • Posts: 329
Reply 3 on: Yesterday
:D TYSM

« previous next »
 

Did you know?

People with alcoholism are at a much greater risk of malnutrition than are other people and usually exhibit low levels of most vitamins (especially folic acid). This is because alcohol often takes the place of 50% of their daily intake of calories, with little nutritional value contained in it.

Did you know?

All adverse reactions are commonly charted in red ink in the patient's record and usually are noted on the front of the chart. Failure to follow correct documentation procedures may result in malpractice lawsuits.

Did you know?

According to the CDC, approximately 31.7% of the U.S. population has high low-density lipoprotein (LDL) or "bad cholesterol" levels.

Did you know?

Atropine was named after the Greek goddess Atropos, the oldest and ugliest of the three sisters known as the Fates, who controlled the destiny of men.

Did you know?

Cytomegalovirus affects nearly the same amount of newborns every year as Down syndrome.

Rising and Setting of Stars at Middle North Latitudes Rising and Setting of Stars at Middle North Latitudes
Proper Motion of Barnard’s Star Proper Motion of Barnard’s Star
The Works of Geoffrey Chaucer Newly Augmented, Kelmscott Press. The Works of Geoffrey Chaucer Newly Augmented, Kelmscott Press.
Select the changes in the embryo that indicate that a blastocyst has formed. 3 options: t Select the changes in the embryo that indicate that a blastocyst has formed. 3 options: t
Florometra Crinoid or Feather Star, Phylum Echinodermata. Monterey Canyon, California. Florometra Crinoid or Feather Star, Phylum Echinodermata. Monterey Canyon, California.
Sea Star Body Plan Sea Star Body Plan
Video: Graded potentials - electrical characteristics and types

For a complete list of videos, visit our video library