Answer:
D. Carbon/nitrogen dating
Explanation:
- The geologist uses a variety of the methods to date the ricks and these forms the radiometric dating, and the tree rings, and ice cores. And the radiometric technique is one of the most useful methods to date the rocks in terms of establishing their ages and by the use of the carbon C-14, isotope.
- <u>Some conditions for the dating include the variations in C ratio in the air, isotopic fractionation, and their contamination. As the carbon has an average; the life of about the 40 years, and is 14 is produced in the upper layers of air and the stratosphere by the interaction of the thermal neutrons and the nitrogen atoms.</u>
Answer:
explain why this unique continent would attract scientific study.Explanation:
Answer:
The mountains provided a mild climate all year for farming.
Explanation:
I know mongolia is one the chinese empire
Answer:
Washington, D.C. is the capital of the United States of America
Explanation:
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