Author Question: Sources of uncertainty in radioactive dating do not include:a. loss of daughter isotope. b. ... (Read 103 times)

mwit1967

  • Hero Member
  • *****
  • Posts: 501

Sources of uncertainty in radioactive dating do not include:a.
   loss of daughter isotope.
  b. uncertainty in decay constants.
  c. experimental and sample error.
  d. addition of parent isotope.
  e. questions about metamorphism



Question 2

If an isotope has a half-life of 50 million years and an 1/8 of the sample remaining consists of that
  isotope, the age of the rock from which it was taken is:
  a. 400 million years.
  b. 300 million years.
  c. 150 million years.
  d. 800 million years.
  e. none of the above




spencer.martell

  • Sr. Member
  • ****
  • Posts: 342
Answer to Question 1

B

Answer to Question 2

C



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

To combat osteoporosis, changes in lifestyle and diet are recommended. At-risk patients should include 1,200 to 1,500 mg of calcium daily either via dietary means or with supplements.

Did you know?

Asthma occurs in one in 11 children and in one in 12 adults. African Americans and Latinos have a higher risk for developing asthma than other groups.

Did you know?

The tallest man ever known was Robert Wadlow, an American, who reached the height of 8 feet 11 inches. He died at age 26 years from an infection caused by the immense weight of his body (491 pounds) and the stress on his leg bones and muscles.

Did you know?

Oxytocin is recommended only for pregnancies that have a medical reason for inducing labor (such as eclampsia) and is not recommended for elective procedures or for making the birthing process more convenient.

Did you know?

Certain rare plants containing cyanide include apricot pits and a type of potato called cassava. Fortunately, only chronic or massive ingestion of any of these plants can lead to serious poisoning.

For a complete list of videos, visit our video library