« previous next »

Author Question: Uraniun 234 to thorium 230 dating of layers of stalagmites is reliable back to about 1,000,000 ... (Read 52 times)

Charlie

  • Hero Member
  • *****
  • Posts: 640
on: Jul 15, 2018
Uraniun 234 to thorium 230 dating of layers of stalagmites is reliable back to about 1,000,000 years. Indicate whether the statement is true or false.

Question 2

Carbon 14 is best for dating fine-grained volcanic rocks. Indicate whether the statement is true or false.


prumorgan

  • Sr. Member
  • ****
  • Posts: 326
Reply #1 on: Jul 15, 2018
Answer to Question 1

F

Answer to Question 2

F


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question

Charlie

  • Hero Member
  • *****
  • Posts: 640
Reply #2 on: Jul 15, 2018
Correct answers!


prumorgan

  • Sr. Member
  • ****
  • Posts: 326
Reply #3 on: Jul 15, 2018
Great! Please up vote :D


« previous next »
 

Did you know?

Drug abusers experience the following scenario: The pleasure given by their drug (or drugs) of choice is so strong that it is difficult to eradicate even after years of staying away from the substances involved. Certain triggers may cause a drug abuser to relapse. Research shows that long-term drug abuse results in significant changes in brain function that persist long after an individual stops using drugs. It is most important to realize that the same is true of not just illegal substances but alcohol and tobacco as well.

Did you know?

The senior population grows every year. Seniors older than 65 years of age now comprise more than 13% of the total population. However, women outlive men. In the 85-and-over age group, there are only 45 men to every 100 women.

Did you know?

The Centers for Disease Control and Prevention has released reports detailing the deaths of infants (younger than 1 year of age) who died after being given cold and cough medications. This underscores the importance of educating parents that children younger than 2 years of age should never be given over-the-counter cold and cough medications without consulting their physicians.

Did you know?

According to animal studies, the typical American diet is damaging to the liver and may result in allergies, low energy, digestive problems, and a lack of ability to detoxify harmful substances.

Did you know?

Eat fiber! A diet high in fiber can help lower cholesterol levels by as much as 10%.

Atlatl mammoth ivory "creeping hyena", found in La Madeleine rock shelter, dated back to c Atlatl mammoth ivory "creeping hyena", found in La Madeleine rock shelter, dated back to c
Good body mechanics when facing the table directly. A. Head and back in alignment. B. Legs and feet ... Good body mechanics when facing the table directly. A. Head and back in alignment. B. Legs and feet ...
Major back and shoulder muscles. Major back and shoulder muscles.
Layers of sheets and towels on the table for a body wrap. Layers of sheets and towels on the table for a body wrap.
Open palmar friction moving back and forth over the lumbar and thoracic regions. Open palmar friction moving back and forth over the lumbar and thoracic regions.
Layers and Major Structures of the Skin Layers and Major Structures of the Skin
Video: Male Reproductive System - The gonadotropin releasing hormone

For a complete list of videos, visit our video library