Author Question: The Sun has an apparent magnitude of about a. minus 1.4. b. minus 27. c. 1.4. d. ... (Read 11 times)

Chelseaamend

  • Hero Member
  • *****
  • Posts: 545
The Sun has an apparent magnitude of about
 a. minus 1.4.
  b. minus 27.
  c. 1.4.
  d. 15.6.

Question 2

In terms of energy levels of electrons, a potential well has
 a. a negative value.
  b. a positive or a negative value.
  c. a positive value.
  d. none of these.



tuwy

  • Sr. Member
  • ****
  • Posts: 336
Answer to Question 1

b

Answer to Question 2

a



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

Women are two-thirds more likely than men to develop irritable bowel syndrome. This may be attributable to hormonal changes related to their menstrual cycles.

Did you know?

Pink eye is a term that refers to conjunctivitis, which is inflammation of the thin, clear membrane (conjunctiva) over the white part of the eye (sclera). It may be triggered by a virus, bacteria, or foreign body in the eye. Antibiotic eye drops alleviate bacterial conjunctivitis, and antihistamine allergy pills or eye drops help control allergic conjunctivitis symptoms.

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?

Glaucoma is a leading cause of blindness. As of yet, there is no cure. Everyone is at risk, and there may be no warning signs. It is six to eight times more common in African Americans than in whites. The best and most effective way to detect glaucoma is to receive a dilated eye examination.

Did you know?

The eye muscles are the most active muscles in the whole body. The external muscles that move the eyes are the strongest muscles in the human body for the job they have to do. They are 100 times more powerful than they need to be.

For a complete list of videos, visit our video library