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

Author Question: Why do we think the first generation of stars would be different from stars born today? A) ... (Read 68 times)

mynx

  • Hero Member
  • *****
  • Posts: 555
on: Jul 27, 2018
Why do we think the first generation of stars would be different from stars born today?
 
  A) Without heavy elements, the clouds could not reach as low a temperature as today and had to be more massive to collapse.
  B) Without heavy elements, the nuclear reactions at the center of the stars would be very different.
  C) Without heavy elements, there was no dust in the clouds and they collapsed faster.
  D) The Universe was much denser when the first stars were born.
  E) There were no galaxies when the first stars were born.

Question 2

Star formation ceased first in the:
 
  A) nucleus.
  B) spiral arms.
  C) bulge.
  D) halo.
  E) galactic disk.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

Li Jun

  • Sr. Member
  • ****
  • Posts: 335
Reply #1 on: Jul 27, 2018
Answer to Question 1

A

Answer to Question 2

D


mynx

  • Hero Member
  • *****
  • Posts: 555
Reply #2 on: Jul 27, 2018
Both answers were spot on, thank you once again


Li Jun

  • Sr. Member
  • ****
  • Posts: 335
Reply #3 on: Jul 27, 2018
Great! Please up vote :D


« previous next »
 

Did you know?

Walt Disney helped combat malaria by making an animated film in 1943 called The Winged Scourge. This short film starred the seven dwarfs and taught children that mosquitos transmit malaria, which is a very bad disease. It advocated the killing of mosquitos to stop the disease.

Did you know?

More than 34,000 trademarked medication names and more than 10,000 generic medication names are in use in the United States.

Did you know?

Computer programs are available that crosscheck a new drug's possible trade name with all other trade names currently available. These programs detect dangerous similarities between names and alert the manufacturer of the drug.

Did you know?

Between 1999 and 2012, American adults with high total cholesterol decreased from 18.3% to 12.9%

Did you know?

About 3.2 billion people, nearly half the world population, are at risk for malaria. In 2015, there are about 214 million malaria cases and an estimated 438,000 malaria deaths.

Motion of Stars at the Poles Motion of Stars at the Poles
Human infants are like all other placental mammals, except they are born at a less developed state. Human infants are like all other placental mammals, except they are born at a less developed state.
Percentage of Foreign-Born Whites and Native Whites of Foreign or Mixed Parentage in Total Populatio Percentage of Foreign-Born Whites and Native Whites of Foreign or Mixed Parentage in Total Populatio
Municipal Solid Waste (MSW) Generation in the United States Municipal Solid Waste (MSW) Generation in the United States
In early capitalism, children worked alongside adults. At that time, just as today, most street ... In early capitalism, children worked alongside adults. At that time, just as today, most street ...
The number of phenotypic classes in the F2 generation increases as the number of genes controlling t The number of phenotypic classes in the F2 generation increases as the number of genes controlling t
Video: Introduction to Pre-eclampsia

For a complete list of videos, visit our video library