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

Author Question: A(n) ________ is an erosional unconformity with parallel beds or strata above and below. A) ... (Read 24 times)

asmith134

  • Hero Member
  • *****
  • Posts: 576
A(n) ________ is an erosional unconformity with parallel beds or strata above and below.
 
  A) angular unconformity
  B) disconformity
  C) nonconformity
  D) exconformity

Question 2

After three half-lives, ________ of an original, radioactive, parent isotope remains and the rest has decayed into the daughter isotope.
 
  A) 75 or three-fourths (3/4)
  B) 50 or one-half (1/2)
  C) 25 or one-fourth (1/4)
  D) 12.5 or one-eighth (1/8)



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

Mholman93

  • Sr. Member
  • ****
  • Posts: 328
Answer to Question 1

Answer: B

Answer to Question 2

Answer: D




asmith134

  • Member
  • Posts: 576
Reply 2 on: Jul 14, 2018
YES! Correct, THANKS for helping me on my review


chereeb

  • Member
  • Posts: 326
Reply 3 on: Yesterday
Excellent

 

Did you know?

Limit intake of red meat and dairy products made with whole milk. Choose skim milk, low-fat or fat-free dairy products. Limit fried food. Use healthy oils when cooking.

Did you know?

Cocaine was isolated in 1860 and first used as a local anesthetic in 1884. Its first clinical use was by Sigmund Freud to wean a patient from morphine addiction. The fictional character Sherlock Holmes was supposed to be addicted to cocaine by injection.

Did you know?

The Babylonians wrote numbers in a system that used 60 as the base value rather than the number 10. They did not have a symbol for "zero."

Did you know?

Human kidneys will clean about 1 million gallons of blood in an average lifetime.

Did you know?

Never take aspirin without food because it is likely to irritate your stomach. Never give aspirin to children under age 12. Overdoses of aspirin have the potential to cause deafness.

For a complete list of videos, visit our video library