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

Author Question: Lobate scarps are very low and small disturbances on the surface of Mercury. a. True b. False ... (Read 231 times)

rachel9

  • Sr. Member
  • ****
  • Posts: 495
Lobate scarps are very low and small disturbances on the surface of Mercury.
 
  a. True
  b. False
  Indicate whether the statement is true or false

Question 2

Why is the Cepheid's period related to their luminosity?
 
  What will be an ideal response?



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

leahchrapun

  • Sr. Member
  • ****
  • Posts: 332
Answer to Question 1

False

Answer to Question 2

The longer-period Cepheids are about 40,000 times more luminous than the Sun, and very massive stars, whereas the shortest-period Cepheids are only a few hundred times more luminous than the Sun, and lower mass stars.





 

Did you know?

Most women experience menopause in their 50s. However, in 1994, an Italian woman gave birth to a baby boy when she was 61 years old.

Did you know?

Asthma attacks and symptoms usually get started by specific triggers (such as viruses, allergies, gases, and air particles). You should talk to your doctor about these triggers and find ways to avoid or get rid of them.

Did you know?

This year, an estimated 1.4 million Americans will have a new or recurrent heart attack.

Did you know?

If you could remove all of your skin, it would weigh up to 5 pounds.

Did you know?

The FDA recognizes 118 routes of administration.

For a complete list of videos, visit our video library