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

Author Question: A(n) ________ is a period when a supercontinent rifts into fragments, spreads apart, and the ... (Read 84 times)

lindiwe

  • Hero Member
  • *****
  • Posts: 577
A(n) ________ is a period when a supercontinent rifts into fragments, spreads apart, and the fragments reassemble into a new supercontinent.
 
  A) convection cycle
  B) supercontinent cycle
  C) suturing cycle
  D) orogenic cycle

Question 2

Because of the original molten state of Earth, it is likely that the first crust was ________ in composition.
 
  A) ultramafic
  B) mafic
  C) intermediate
  D) felsic



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

katheyjon

  • Sr. Member
  • ****
  • Posts: 331
Answer to Question 1

Answer: B

Answer to Question 2

Answer: A




lindiwe

  • Member
  • Posts: 577
Reply 2 on: Jul 15, 2018
Great answer, keep it coming :)


covalentbond

  • Member
  • Posts: 336
Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

 

Did you know?

Eating food that has been cooked with poppy seeds may cause you to fail a drug screening test, because the seeds contain enough opiate alkaloids to register as a positive.

Did you know?

Atropine was named after the Greek goddess Atropos, the oldest and ugliest of the three sisters known as the Fates, who controlled the destiny of men.

Did you know?

The Romans did not use numerals to indicate fractions but instead used words to indicate parts of a whole.

Did you know?

Persons who overdose with cardiac glycosides have a better chance of overall survival if they can survive the first 24 hours after the overdose.

Did you know?

Between 1999 and 2012, American adults with high total cholesterol decreased from 18.3% to 12.9%

For a complete list of videos, visit our video library