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

Author Question: Absorption lines in the spectra of supergiant stars are broader than the same spectral lines in ... (Read 156 times)

sammy

  • Hero Member
  • *****
  • Posts: 818
on: Jul 27, 2018
Absorption lines in the spectra of supergiant stars are broader than the same spectral lines in main-sequence stars of the same spectral type.
 
  a. True
  b. False
  Indicate whether the statement is true or false

Question 2

What happens when a core's mass exceeds 3 solar masses and its density exceeds that which electron degeneracy pressure can support?
 
  a. The core collapses into a black hole. b. The core collapses into a neutron star.
  c. The core collapses into a white dwarf. d. The core collapses into a neutron star or a black hole.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

pangili4

  • Sr. Member
  • ****
  • Posts: 346
Reply #1 on: Jul 27, 2018
Answer to Question 1

False

Answer to Question 2

a


sammy

  • Member
  • Posts: 818
Reply 2 on: Jul 27, 2018
Thanks for the timely response, appreciate it

jomama

  • Member
  • Posts: 346
Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

« previous next »
 

Did you know?

Patients who have been on total parenteral nutrition for more than a few days may need to have foods gradually reintroduced to give the digestive tract time to start working again.

Did you know?

Giardia is one of the most common intestinal parasites worldwide, and infects up to 20% of the world population, mostly in poorer countries with inadequate sanitation. Infections are most common in children, though chronic Giardia is more common in adults.

Did you know?

The shortest mature adult human of whom there is independent evidence was Gul Mohammed in India. In 1990, he was measured in New Delhi and stood 22.5 inches tall.

Did you know?

When intravenous medications are involved in adverse drug events, their harmful effects may occur more rapidly, and be more severe than errors with oral medications. This is due to the direct administration into the bloodstream.

Did you know?

The National Institutes of Health have supported research into acupuncture. This has shown that acupuncture significantly reduced pain associated with osteoarthritis of the knee, when used as a complement to conventional therapies.

Hertzsprung-Russell diagram for a set of stars that includes the Sun Hertzsprung-Russell diagram for a set of stars that includes the Sun
Balmer Lines in the Spectrum of a Star Balmer Lines in the Spectrum of a Star
Secondary intravenous lines: (b) an intravenous piggyback (IVPB) alignment Secondary intravenous lines: (b) an intravenous piggyback (IVPB) alignment
Press along sen lines and marma points on inner forearm. Press along sen lines and marma points on inner forearm.
Fat Digestion and Absorption Fat Digestion and Absorption
Survivorship curves. Blue lines are theoretical curves. Red dots are data from field studies. Survivorship curves. Blue lines are theoretical curves. Red dots are data from field studies.
Video: Hormonal feedback loop components & Glucagon (glycogenolysis and gluconeogenesis)

For a complete list of videos, visit our video library