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

Author Question: Pennsylvanian rocks have a characteristic cyclical deposition sequence of ____ and ____ sediments ... (Read 84 times)

scienceeasy

  • Hero Member
  • *****
  • Posts: 565

Pennsylvanian rocks have a characteristic cyclical deposition sequence of ____ and ____ sediments
  called ____.
  a. shale, carbonate, varves
  b. marine, nonmarine, varves
  c. carbonate, shale, cyclothems
  d. marine, nonmarine, cyclothems
  e. none of the above



Question 2

A cratonic sequence is recognized by a:
  a. transgressive phase followed by regressive phase.
  b. regressive phase followed by a transgressive phase.
  c. regressive phase only.
  d. transgressive phase only.
  e. lack of any sequence.




Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

okolip

  • Sr. Member
  • ****
  • Posts: 362
Answer to Question 1

D

Answer to Question 2

A




scienceeasy

  • Member
  • Posts: 565
Reply 2 on: Jul 15, 2018
Gracias!


gcook

  • Member
  • Posts: 343
Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

 

Did you know?

As many as 28% of hospitalized patients requiring mechanical ventilators to help them breathe (for more than 48 hours) will develop ventilator-associated pneumonia. Current therapy involves intravenous antibiotics, but new antibiotics that can be inhaled (and more directly treat the infection) are being developed.

Did you know?

Your skin wrinkles if you stay in the bathtub a long time because the outermost layer of skin (which consists of dead keratin) swells when it absorbs water. It is tightly attached to the skin below it, so it compensates for the increased area by wrinkling. This happens to the hands and feet because they have the thickest layer of dead keratin cells.

Did you know?

Approximately one in three babies in the United States is now delivered by cesarean section. The number of cesarean sections in the United States has risen 46% since 1996.

Did you know?

The most dangerous mercury compound, dimethyl mercury, is so toxic that even a few microliters spilled on the skin can cause death. Mercury has been shown to accumulate in higher amounts in the following types of fish than other types: swordfish, shark, mackerel, tilefish, crab, and tuna.

Did you know?

Critical care patients are twice as likely to receive the wrong medication. Of these errors, 20% are life-threatening, and 42% require additional life-sustaining treatments.

For a complete list of videos, visit our video library