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

Author Question: Earth's magnetic field is generated in the iron rich mantle. Indicate whether the statement is ... (Read 46 times)

BrownTown3

  • Hero Member
  • *****
  • Posts: 564
on: Jul 27, 2018
Earth's magnetic field is generated in the iron rich mantle.
 
  Indicate whether the statement is true or false

Question 2

We suspect that quasars are the active centers of galaxies because
 
  a. fuzz around the central luminous regions produces spectra like a collection of normal stars..
  b. a few quasars have large red shifts.
  c. the central regions of some quasars fluctuate rapidly.
  d. all of the above
  e. none of the above


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

mjbamaung

  • Sr. Member
  • ****
  • Posts: 343
Reply #1 on: Jul 27, 2018
Answer to Question 1

F

Answer to Question 2

A


BrownTown3

  • Member
  • Posts: 564
Reply 2 on: Jul 27, 2018
Excellent

peter

  • Member
  • Posts: 330
Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

« previous next »
 

Did you know?

As many as 20% of Americans have been infected by the fungus known as Histoplasmosis. While most people are asymptomatic or only have slight symptoms, infection can progress to a rapid and potentially fatal superinfection.

Did you know?

The first-known contraceptive was crocodile dung, used in Egypt in 2000 BC. Condoms were also reportedly used, made of animal bladders or intestines.

Did you know?

Vampire bats have a natural anticoagulant in their saliva that permits continuous bleeding after they painlessly open a wound with their incisors. This capillary blood does not cause any significant blood loss to their victims.

Did you know?

Inotropic therapy does not have a role in the treatment of most heart failure patients. These drugs can make patients feel and function better but usually do not lengthen the predicted length of their lives.

Did you know?

Asthma-like symptoms were first recorded about 3,500 years ago in Egypt. The first manuscript specifically written about asthma was in the year 1190, describing a condition characterized by sudden breathlessness. The treatments listed in this manuscript include chicken soup, herbs, and sexual abstinence.

Photosynthetic Organisms Changed Earth's Atmosphere Photosynthetic Organisms Changed Earth's Atmosphere
Animation of the apparent retrograde motion of Mars in 2003 as seen from Earth Animation of the apparent retrograde motion of Mars in 2003 as seen from Earth
Magnetic resonance imaging (MRI) image demonstrating a back herniated disk. Magnetic resonance imaging (MRI) image demonstrating a back herniated disk.
Earth’s history is divided into nested sets of time--eons, eras, periods, and epochs--and is called Earth’s history is divided into nested sets of time--eons, eras, periods, and epochs--and is called
In the Florida lottery, the numbers (between 1 and 49) are generated randomly with the ... In the Florida lottery, the numbers (between 1 and 49) are generated randomly with the ...
Gravitational Potential Energy for the Earth problem Gravitational Potential Energy for the Earth problem
Video: Exercise and cardiac output

For a complete list of videos, visit our video library