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

Author Question: Nucleosynthesis a. is the process by which energy is produced at the center of the galaxy. b. is ... (Read 78 times)

geoffrey

  • Hero Member
  • *****
  • Posts: 880
on: Jul 27, 2018
Nucleosynthesis
 
  a. is the process by which energy is produced at the center of the galaxy.
  b. is the process by which hydrogen and helium are converted into heavier elements.
  c. describes the structure of a globular cluster.
  d. describes how the magnetic field of the galaxy traps cosmic rays.
  e. describes the method by which neutral hydrogen produces 21-cm radiation.

Question 2

Interstellar gas clouds may collapse to form stars if they
 
  a. have very high temperatures.
  b. encounter a shock wave.
  c. rotate rapidly.
  d. are located near main sequence spectral type K and M stars.
  e. All of the other choices are correct.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

lcapri7

  • Sr. Member
  • ****
  • Posts: 350
Reply #1 on: Jul 27, 2018
Answer to Question 1

b

Answer to Question 2

b


geoffrey

  • Member
  • Posts: 880
Reply 2 on: Jul 27, 2018
Excellent

mochi09

  • Member
  • Posts: 335
Reply 3 on: Yesterday
Gracias!

« previous next »
 

Did you know?

In 2006, a generic antinausea drug named ondansetron was approved. It is used to stop nausea and vomiting associated with surgery, chemotherapy, and radiation therapy.

Did you know?

In ancient Rome, many of the richer people in the population had lead-induced gout. The reason for this is unclear. Lead poisoning has also been linked to madness.

Did you know?

You should not take more than 1,000 mg of vitamin E per day. Doses above this amount increase the risk of bleeding problems that can lead to a stroke.

Did you know?

Asthma occurs in one in 11 children and in one in 12 adults. African Americans and Latinos have a higher risk for developing asthma than other groups.

Did you know?

Anti-aging claims should not ever be believed. There is no supplement, medication, or any other substance that has been proven to slow or stop the aging process.

A hypothetical scenario illustrating the process of chemical selection A hypothetical scenario illustrating the process of chemical selection
A turbocharger uses some of the heat energy that would normally be wasted. A turbocharger uses some of the heat energy that would normally be wasted.
Diffusion as an entropy-driven process Diffusion as an entropy-driven process
Free energy diagrams for the simple reaction A ----> B Free energy diagrams for the simple reaction A ----> B
The branching process in glycogen synthesis The branching process in glycogen synthesis
ATP, an important energy currency in cells ATP, an important energy currency in cells
Video: Physiology of Asthma

For a complete list of videos, visit our video library