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

Author Question: In a star, the balance between the inward force of gravity and the outward force of thermal and ... (Read 51 times)

madam-professor

  • Hero Member
  • *****
  • Posts: 584
on: Jul 28, 2018
In a star, the balance between the inward force of gravity and the outward force of thermal and radiation pressure is called
 a. the neutrino bonding point.
  b. hydrostatic equilibrium.
  c. the plasma equality condition.
  d. strong nuclear binding.

Question 2

When an electron goes from the ground state to an excited state,
 a. energy is emitted.
  b. a photon is absorbed.
  c. a photon is emitted.
  d. none of these occur.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

memslove

  • Sr. Member
  • ****
  • Posts: 321
Reply #1 on: Jul 28, 2018
Answer to Question 1

b

Answer to Question 2

b


madam-professor

  • Member
  • Posts: 584
Reply 2 on: Jul 28, 2018
Excellent

steff9894

  • Member
  • Posts: 337
Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

« previous next »
 

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?

The first war in which wide-scale use of anesthetics occurred was the Civil War, and 80% of all wounds were in the extremities.

Did you know?

There are more nerve cells in one human brain than there are stars in the Milky Way.

Did you know?

There are approximately 3 million unintended pregnancies in the United States each year.

Did you know?

The human body's pharmacokinetics are quite varied. Our hair holds onto drugs longer than our urine, blood, or saliva. For example, alcohol can be detected in the hair for up to 90 days after it was consumed. The same is true for marijuana, cocaine, ecstasy, heroin, methamphetamine, and nicotine.

A white dwarf star in orbit around Sirius (artist's impression) A white dwarf star in orbit around Sirius (artist's impression)
Circumpolar Star Trails Circumpolar Star Trails
Star-Nosed Mole Star-Nosed Mole
Despite the traditional focus on males, females actively choose mates and are the driving force in t Despite the traditional focus on males, females actively choose mates and are the driving force in t
The Coriolis Force The Coriolis Force
Fluid–solute balance in freshwater and marine bony fishes Fluid–solute balance in freshwater and marine bony fishes
Video: Natural Selection, Species Isolation and Real World Example

For a complete list of videos, visit our video library