This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: Wood from an ancient stump has a ratio of carbon-14 to carbon-12 that is one-eighth that of new ... (Read 90 times)

saliriagwu

  • Hero Member
  • *****
  • Posts: 537
on: Jul 28, 2018
Wood from an ancient stump has a ratio of carbon-14 to carbon-12 that is one-eighth that of new wood. About how old is the stump? (Carbon-14's half-life is 5730 years.)

Question 2

Sedimentary layer A lies above sedimentary layer B. Fault C cuts through B but does not affect A. Arrange A, B, and C in order of oldest first to youngest last.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

billybob123

  • Sr. Member
  • ****
  • Posts: 336
Reply #1 on: Jul 28, 2018
Answer to Question 1

17,190 years

Answer to Question 2

B, C, A


saliriagwu

  • Member
  • Posts: 537
Reply 2 on: Jul 28, 2018
YES! Correct, THANKS for helping me on my review

Dinolord

  • Member
  • Posts: 313
Reply 3 on: Yesterday
:D TYSM

« previous next »
 

Did you know?

All patients with hyperparathyroidism will develop osteoporosis. The parathyroid glands maintain blood calcium within the normal range. All patients with this disease will continue to lose calcium from their bones every day, and there is no way to prevent the development of osteoporosis as a result.

Did you know?

More than 34,000 trademarked medication names and more than 10,000 generic medication names are in use in the United States.

Did you know?

For about 100 years, scientists thought that peptic ulcers were caused by stress, spicy food, and alcohol. Later, researchers added stomach acid to the list of causes and began treating ulcers with antacids. Now it is known that peptic ulcers are predominantly caused by Helicobacter pylori, a spiral-shaped bacterium that normally exist in the stomach.

Did you know?

Though Candida and Aspergillus species are the most common fungal pathogens causing invasive fungal disease in the immunocompromised, infections due to previously uncommon hyaline and dematiaceous filamentous fungi are occurring more often today. Rare fungal infections, once accurately diagnosed, may require surgical debridement, immunotherapy, and newer antifungals used singly or in combination with older antifungals, on a case-by-case basis.

Did you know?

Urine turns bright yellow if larger than normal amounts of certain substances are consumed; one of these substances is asparagus.

International Normalized Ratio Guidelines for Dental Treatment International Normalized Ratio Guidelines for Dental Treatment
Amino Acid carbon skeleton Amino Acid carbon skeleton
Ancient Greece Ancient Greece
The carbon cycle The carbon cycle
Ancient Bristlecone Pine Ancient Bristlecone Pine
Video: How to find out if a population is evolving?

For a complete list of videos, visit our video library