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

Author Question: Absolute dating techniques such as radiocarbon and potassium-argon dating are based on the fact that ... (Read 760 times)

Pea0909berry

  • Hero Member
  • *****
  • Posts: 573
Absolute dating techniques such as radiocarbon and potassium-argon dating are based on the fact that __________.
 
  A. radioactive isotopes decay at a known rate
  B. certain isotopes become more radioactive over time
  C. the level of radioactivity is a constant
  D. carbon-14 is present in all geological sediments

Question 2

Dendrochronology is a technique that makes use of __________.
 
  A. radioactive decay
  B. changes in fauna over time
  C. the law of supraposition
  D. variation in the growth rings of trees



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

frogdreck123456

  • Sr. Member
  • ****
  • Posts: 329
Answer to Question 1

Answer: A

Answer to Question 2

Answer: D




Pea0909berry

  • Member
  • Posts: 573
Reply 2 on: Aug 11, 2018
Excellent


FergA

  • Member
  • Posts: 352
Reply 3 on: Yesterday
:D TYSM

 

Did you know?

The most common treatment options for addiction include psychotherapy, support groups, and individual counseling.

Did you know?

During the twentieth century, a variant of the metric system was used in Russia and France in which the base unit of mass was the tonne. Instead of kilograms, this system used millitonnes (mt).

Did you know?

Symptoms of kidney problems include a loss of appetite, back pain (which may be sudden and intense), chills, abdominal pain, fluid retention, nausea, the urge to urinate, vomiting, and fever.

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?

The immune system needs 9.5 hours of sleep in total darkness to recharge completely.

For a complete list of videos, visit our video library