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

Author Question: The absolute magnitude scale is defined so that a difference of five magnitudes is a luminosity ... (Read 70 times)

justinmsk

  • Hero Member
  • *****
  • Posts: 524
The absolute magnitude scale is defined so that a difference of five magnitudes is a luminosity difference of ________.
 
  Fill in the blank(s) with correct word

Question 2

Current estimates place the age of the universe at about ________.
 
  A) 14 billion years B) 4 1/2 billion years C) 10 million years D) 10 billion years



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

akpaschal

  • Sr. Member
  • ****
  • Posts: 342
Answer to Question 1

100X, or a factor of 100

Answer to Question 2

A




akpaschal

  • Sr. Member
  • ****
  • Posts: 342

 

Did you know?

An identified risk factor for osteoporosis is the intake of excessive amounts of vitamin A. Dietary intake of approximately double the recommended daily amount of vitamin A, by women, has been shown to reduce bone mineral density and increase the chances for hip fractures compared with women who consumed the recommended daily amount (or less) of vitamin A.

Did you know?

When blood is deoxygenated and flowing back to the heart through the veins, it is dark reddish-blue in color. Blood in the arteries that is oxygenated and flowing out to the body is bright red. Whereas arterial blood comes out in spurts, venous blood flows.

Did you know?

Ether was used widely for surgeries but became less popular because of its flammability and its tendency to cause vomiting. In England, it was quickly replaced by chloroform, but this agent caused many deaths and lost popularity.

Did you know?

About 3% of all pregnant women will give birth to twins, which is an increase in rate of nearly 60% since the early 1980s.

Did you know?

The term pharmacology is derived from the Greek words pharmakon("claim, medicine, poison, or remedy") and logos ("study").

For a complete list of videos, visit our video library