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

Author Question: Earths magnetic field ____. a. changes polarity due to motions in Earths mantle, while plate ... (Read 58 times)

Sufayan.ah

  • Hero Member
  • *****
  • Posts: 512
Earths magnetic field ____.
   a. changes polarity due to motions in Earths mantle, while plate motion remains relatively stable
   b. changes polarity due to motions in Earths core, while plate motion remains relatively stable
   c. changes polarity due to motions in Earths crust, while plate motion remains relatively stable
   d. remains stable, while plate motion oscillates back and forth
   e. remains stable, while magma motion oscillates back and forth

Question 2

Wegener used ____.
   a. only geographic information from maps in forming the theory of continental drift
   b. only geological information from rock composition in forming the theory of continental drift
   c. geographic and geological information to form the theory of continental drift
   d. geographic and geological information to form the theory of plate tectonics
   e. geographic and geological information to disprove the theory of plate tectonics



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

mammy1697

  • Sr. Member
  • ****
  • Posts: 341
Answer to Question 1

ANSWER: b

Answer to Question 2

ANSWER: c




Sufayan.ah

  • Member
  • Posts: 512
Reply 2 on: Jul 13, 2018
Excellent


sultana.d

  • Member
  • Posts: 320
Reply 3 on: Yesterday
:D TYSM

 

Did you know?

Most fungi that pathogenically affect humans live in soil. If a person is not healthy, has an open wound, or is immunocompromised, a fungal infection can be very aggressive.

Did you know?

Vaccines cause herd immunity. If the majority of people in a community have been vaccinated against a disease, an unvaccinated person is less likely to get the disease since others are less likely to become sick from it and spread the disease.

Did you know?

Once thought to have neurofibromatosis, Joseph Merrick (also known as "the elephant man") is now, in retrospect, thought by clinical experts to have had Proteus syndrome. This endocrine disease causes continued and abnormal growth of the bones, muscles, skin, and so on and can become completely debilitating with severe deformities occurring anywhere on the body.

Did you know?

Approximately 70% of expectant mothers report experiencing some symptoms of morning sickness during the first trimester of pregnancy.

Did you know?

Sildenafil (Viagra®) has two actions that may be of consequence in patients with heart disease. It can lower the blood pressure, and it can interact with nitrates. It should never be used in patients who are taking nitrates.

For a complete list of videos, visit our video library