Author Question: The isotopic record have peaks and troughs with a wavelength of all of the following except A) ... (Read 83 times)

bobbie

  • Hero Member
  • *****
  • Posts: 592
The isotopic record have peaks and troughs with a wavelength of all of the following except
 
  A) 12,000 years.
  B) 23,000 years.
  C) 41,000 years.
  D) 100,000 years.

Question 2

The wobble in Earth's rotational axis undergoes a periodic variation every
 
  A) 12,000 years.
  B) 23,000 years.
  C) 41,000 years.
  D) 100,000 years.



juliaf

  • Sr. Member
  • ****
  • Posts: 344
Answer to Question 1

Answer: A

Answer to Question 2

Answer: B



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question

juliaf

  • Sr. Member
  • ****
  • Posts: 344

 

Did you know?

The modern decimal position system was the invention of the Hindus (around 800 AD), involving the placing of numerals to indicate their value (units, tens, hundreds, and so on).

Did you know?

More than 30% of American adults, and about 12% of children utilize health care approaches that were developed outside of conventional medicine.

Did you know?

Your chance of developing a kidney stone is 1 in 10. In recent years, approximately 3.7 million people in the United States were diagnosed with a kidney disease.

Did you know?

In the United States, an estimated 50 million unnecessary antibiotics are prescribed for viral respiratory infections.

Did you know?

Blastomycosis is often misdiagnosed, resulting in tragic outcomes. It is caused by a fungus living in moist soil, in wooded areas of the United States and Canada. If inhaled, the fungus can cause mild breathing problems that may worsen and cause serious illness and even death.

For a complete list of videos, visit our video library