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

Author Question: What two features of the magnetic field do magnetic iron-bearing minerals that crystallize out of ... (Read 76 times)

hubes95

  • Hero Member
  • *****
  • Posts: 561
on: Jul 15, 2018

What two features of the magnetic field do magnetic iron-bearing minerals that crystallize out of
  magma record? What will be an ideal response?



Question 2

What is it about a cooling lava that allows geologists to determine the location of past magnetic poles? 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

TheDev123

  • Sr. Member
  • ****
  • Posts: 332
Reply #1 on: Jul 15, 2018
Answer to Question 1

The minerals record the strength and direction of the Earth's magnetic field at the time of
crystallization.



Answer to Question 2

Iron-bearing minerals in a cooling lava align themselves in the direction of the current magnetic field
as they cool below the Curie Point.



hubes95

  • Member
  • Posts: 561
Reply 2 on: Jul 15, 2018
Great answer, keep it coming :)

dyrone

  • Member
  • Posts: 322
Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

« previous next »
 

Did you know?

Multiple sclerosis is a condition wherein the body's nervous system is weakened by an autoimmune reaction that attacks the myelin sheaths of neurons.

Did you know?

Only 12 hours after an egg cell is fertilized by a sperm cell, the egg cell starts to divide. As it continues to divide, it moves along the fallopian tube toward the uterus at about 1 inch per day.

Did you know?

In inpatient settings, adverse drug events account for an estimated one in three of all hospital adverse events. They affect approximately 2 million hospital stays every year, and prolong hospital stays by between one and five days.

Did you know?

Cytomegalovirus affects nearly the same amount of newborns every year as Down syndrome.

Did you know?

In women, pharmacodynamic differences include increased sensitivity to (and increased effectiveness of) beta-blockers, opioids, selective serotonin reuptake inhibitors, and typical antipsychotics.

The magnetic field of Uranus as observed by Voyager 2 in 1986. S and N are magnetic south and north The magnetic field of Uranus as observed by Voyager 2 in 1986. S and N are magnetic south and north
Microscopic Features of Alzheimer’s Disease Microscopic Features of Alzheimer’s Disease
Items that would be difficult to replace bearing legal significance are sent by certified mail. Items that would be difficult to replace bearing legal significance are sent by certified mail.
Minerals Minerals
Hemoglobin Contains Heme Iron Hemoglobin Contains Heme Iron
Alternative method of testing cardinal field of gaze Alternative method of testing cardinal field of gaze
Video: Simple and Double Sugar

For a complete list of videos, visit our video library