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 28 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
Gracias!

covalentbond

  • Member
  • Posts: 336
Reply 3 on: Yesterday
Great answer, keep it coming :)

« previous next »
 

Did you know?

Although the Roman numeral for the number 4 has always been taught to have been "IV," according to historians, the ancient Romans probably used "IIII" most of the time. This is partially backed up by the fact that early grandfather clocks displayed IIII for the number 4 instead of IV. Early clockmakers apparently thought that the IIII balanced out the VIII (used for the number 8) on the clock face and that it just looked better.

Did you know?

More than nineteen million Americans carry the factor V gene that causes blood clots, pulmonary embolism, and heart disease.

Did you know?

Patients who cannot swallow may receive nutrition via a parenteral route—usually, a catheter is inserted through the chest into a large vein going into the heart.

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.

Did you know?

Stevens-Johnson syndrome and Toxic Epidermal Necrolysis syndrome are life-threatening reactions that can result in death. Complications include permanent blindness, dry-eye syndrome, lung damage, photophobia, asthma, chronic obstructive pulmonary disease, permanent loss of nail beds, scarring of mucous membranes, arthritis, and chronic fatigue syndrome. Many patients' pores scar shut, causing them to retain heat.

Energy Chart Energy Chart
olfaction process olfaction process
The proportion of men and women with elevated blood pressure or taking hypertension medication incre The proportion of men and women with elevated blood pressure or taking hypertension medication incre
Process flow diagram for Acetic Anhydride Plant Process flow diagram for Acetic Anhydride Plant
The Bergeron Process The Bergeron Process
Nitrogen dioxide decomposes at 300°C via a second-order process to produce nitrogen monoxide ... Nitrogen dioxide decomposes at 300°C via a second-order process to produce nitrogen monoxide ...
Video: PET Scan Animation

For a complete list of videos, visit our video library