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

Author Question: Earth's magnetic field reverses its polarity in irregular intervals of ________ of years. A) tens ... (Read 127 times)

mcmcdaniel

  • Hero Member
  • *****
  • Posts: 550
on: Jul 13, 2018
Earth's magnetic field reverses its polarity in irregular intervals of ________ of years.
 
  A) tens to hundreds
  B) hundreds to thousands
  C) thousands to millions
  D) millions to billions
  E) billions to trillions

Question 2

The Earth can be described as a(n) ________ because of its magnetic field.
 
  A) protoplanet
  B) positive attractor
  C) oblate spheroid
  D) plate holder
  E) geodynamo


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

kiamars2010

  • Sr. Member
  • ****
  • Posts: 341
Reply #1 on: Jul 13, 2018
Answer to Question 1

Answer: C

Answer to Question 2

Answer: E


mcmcdaniel

  • Member
  • Posts: 550
Reply 2 on: Jul 13, 2018
YES! Correct, THANKS for helping me on my review

ebonylittles

  • Member
  • Posts: 318
Reply 3 on: Yesterday
Excellent

« previous next »
 

Did you know?

Though newer “smart” infusion pumps are increasingly becoming more sophisticated, they cannot prevent all programming and administration errors. Health care professionals that use smart infusion pumps must still practice the rights of medication administration and have other professionals double-check all high-risk infusions.

Did you know?

Despite claims by manufacturers, the supplement known as Ginkgo biloba was shown in a study of more than 3,000 participants to be ineffective in reducing development of dementia and Alzheimer’s disease in older people.

Did you know?

The most common childhood diseases include croup, chickenpox, ear infections, flu, pneumonia, ringworm, respiratory syncytial virus, scabies, head lice, and asthma.

Did you know?

By definition, when a medication is administered intravenously, its bioavailability is 100%.

Did you know?

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

Defying thousands of years of conventional wisdom, scientists are reporting that it is possible for Defying thousands of years of conventional wisdom, scientists are reporting that it is possible for
Taken by Hinode's Solar Optical Telescope on January 12, 2007, this image of the Sun reveals th Taken by Hinode's Solar Optical Telescope on January 12, 2007, this image of the Sun reveals th
Transcranial Magnetic Stimulation Transcranial Magnetic Stimulation
Dendritic Spines in Field CA1 Dendritic Spines in Field CA1
When the number of miles traveled is considered, drivers under 25 years of age and those over 70 are ... When the number of miles traveled is considered, drivers under 25 years of age and those over 70 are ...
Literacy Development in the Early Years: Helping Children Read and Write Literacy Development in the Early Years: Helping Children Read and Write
Video: DNA fingerprinting Animation

For a complete list of videos, visit our video library