This topic contains a solution. Click here to go to the answer

Author Question: One parsec is defined as the distance to a star when the star exhibits a parallax of what angle of ... (Read 76 times)

dalyningkenk

  • Hero Member
  • *****
  • Posts: 598
One parsec is defined as the distance to a star when the star exhibits a parallax of what angle of arc?
 a. One degree
  b. One second
  c. One millimeter
  d. One minute

Question 2

If the energy of n = 6 is 0.378 eV and that of n = 5 is 0.544 eV in a hydrogen atom, a transition from n = 6 to n = 5 will _______________ a photon with an energy of approximately ______________.
 a. absorb; 0.922 eV
  b. emit; 0.166 eV
  c. absorb; 0.166 eV
  d. emit; 0.922 eV



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

rekilledagain

  • Sr. Member
  • ****
  • Posts: 337
Answer to Question 1

b

Answer to Question 2

b




dalyningkenk

  • Member
  • Posts: 598
Reply 2 on: Jul 28, 2018
:D TYSM


bdobbins

  • Member
  • Posts: 326
Reply 3 on: Yesterday
Excellent

 

Did you know?

If you use artificial sweeteners, such as cyclamates, your eyes may be more sensitive to light. Other factors that will make your eyes more sensitive to light include use of antibiotics, oral contraceptives, hypertension medications, diuretics, and antidiabetic medications.

Did you know?

Cytomegalovirus affects nearly the same amount of newborns every year as Down syndrome.

Did you know?

In most climates, 8 to 10 glasses of water per day is recommended for adults. The best indicator for adequate fluid intake is frequent, clear urination.

Did you know?

Thyroid conditions may make getting pregnant impossible.

Did you know?

For high blood pressure (hypertension), a new class of drug, called a vasopeptidase blocker (inhibitor), has been developed. It decreases blood pressure by simultaneously dilating the peripheral arteries and increasing the body's loss of salt.

For a complete list of videos, visit our video library