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

Author Question: Which of the following has been used to reconstruct past climates? a. analysis of air bubbles ... (Read 107 times)

strangeaffliction

  • Hero Member
  • *****
  • Posts: 660

Which of the following has been used to reconstruct past climates?
  a. analysis of air bubbles trapped in ice
  b. study of documents describing floods, droughts and crop yields
  c. the ratio of oxygen 18 to oxygen 16 in the shells of marine organisms
  d. study of geologic formations
  e. all of the above



Question 2

Evidence suggests that throughout much of the earth's history, the global climate was:a.
   warmer than it is today
  b. colder than it is today
  c. about the same temperature as it is today
  d. more variable than it is today




Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

Bsand8

  • Sr. Member
  • ****
  • Posts: 327
Answer to Question 1

e

Answer to Question 2

a





 

Did you know?

When intravenous medications are involved in adverse drug events, their harmful effects may occur more rapidly, and be more severe than errors with oral medications. This is due to the direct administration into the bloodstream.

Did you know?

Limit intake of red meat and dairy products made with whole milk. Choose skim milk, low-fat or fat-free dairy products. Limit fried food. Use healthy oils when cooking.

Did you know?

Children with strabismus (crossed eyes) can be treated. They are not able to outgrow this condition on their own, but with help, it can be more easily corrected at a younger age. It is important for infants to have eye examinations as early as possible in their development and then another at age 2 years.

Did you know?

Acetaminophen (Tylenol) in overdose can seriously damage the liver. It should never be taken by people who use alcohol heavily; it can result in severe liver damage and even a condition requiring a liver transplant.

Did you know?

Malaria mortality rates are falling. Increased malaria prevention and control measures have greatly improved these rates. Since 2000, malaria mortality rates have fallen globally by 60% among all age groups, and by 65% among children under age 5.

For a complete list of videos, visit our video library