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

Author Question: How would you figure out if rock unit A or rock unit D formed first, or if they coincided? What ... (Read 94 times)

bucstennis@aim.com

  • Hero Member
  • *****
  • Posts: 532
How would you figure out if rock unit A or rock unit D formed first, or if they coincided?
 
  What will be an ideal response?

Question 2

Total world population is ________ billion.
 
  A) 3 B) 7 C) 4 D) 5 E) 9



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

robbielu01

  • Sr. Member
  • ****
  • Posts: 336
Answer to Question 1

Answer: Rock unit A could be numerically dated with isotopes from its minerals, and the age of rock unit D could be constructed by assessing the ages of its detrital grains.

Answer to Question 2

B





 

Did you know?

Human neurons are so small that they require a microscope in order to be seen. However, some neurons can be up to 3 feet long, such as those that extend from the spinal cord to the toes.

Did you know?

Methicillin-resistant Staphylococcus aureus or MRSA was discovered in 1961 in the United Kingdom. It if often referred to as a superbug. MRSA infections cause more deaths in the United States every year than AIDS.

Methicilli ...
Did you know?

Every 10 seconds, a person in the United States goes to the emergency room complaining of head pain. About 1.2 million visits are for acute migraine attacks.

Did you know?

Patients should never assume they are being given the appropriate drugs. They should make sure they know which drugs are being prescribed, and always double-check that the drugs received match the prescription.

Did you know?

Chronic necrotizing aspergillosis has a slowly progressive process that, unlike invasive aspergillosis, does not spread to other organ systems or the blood vessels. It most often affects middle-aged and elderly individuals, spreading to surrounding tissue in the lungs. The disease often does not respond to conventionally successful treatments, and requires individualized therapies in order to keep it from becoming life-threatening.

For a complete list of videos, visit our video library