This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: Which of the following has been used to reconstruct past climates? a. analysis of air bubbles ... (Read 108 times)

strangeaffliction

  • Hero Member
  • *****
  • Posts: 660
on: Jul 13, 2018

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
Reply #1 on: Jul 13, 2018
Answer to Question 1

e

Answer to Question 2

a


strangeaffliction

  • Hero Member
  • *****
  • Posts: 660
Reply #2 on: Jul 13, 2018
TY


Bsand8

  • Sr. Member
  • ****
  • Posts: 327
Reply #3 on: Jul 13, 2018
Happy to Help


« previous next »
 

Did you know?

A cataract is a clouding of the eyes' natural lens. As we age, some clouding of the lens may occur. The first sign of a cataract is usually blurry vision. Although glasses and other visual aids may at first help a person with cataracts, surgery may become inevitable. Cataract surgery is very successful in restoring vision, and it is the most frequently performed surgery in the United States.

Did you know?

Inotropic therapy does not have a role in the treatment of most heart failure patients. These drugs can make patients feel and function better but usually do not lengthen the predicted length of their lives.

Did you know?

Asthma-like symptoms were first recorded about 3,500 years ago in Egypt. The first manuscript specifically written about asthma was in the year 1190, describing a condition characterized by sudden breathlessness. The treatments listed in this manuscript include chicken soup, herbs, and sexual abstinence.

Did you know?

Side effects from substance abuse include nausea, dehydration, reduced productivitiy, and dependence. Though these effects usually worsen over time, the constant need for the substance often overcomes rational thinking.

Did you know?

Giardia is one of the most common intestinal parasites worldwide, and infects up to 20% of the world population, mostly in poorer countries with inadequate sanitation. Infections are most common in children, though chronic Giardia is more common in adults.

Extinction of species in the past. Extinction of species in the past.
The declining age of menarche over the past 150 years has been measured in many European countries, The declining age of menarche over the past 150 years has been measured in many European countries,
Line analysis of Gustave Caillebotte, Place de l'Europe on a Rainy Day. Line analysis of Gustave Caillebotte, Place de l'Europe on a Rainy Day.
Humid Continental Climates with Severe Winters (D) Humid Continental Climates with Severe Winters (D)
Western blot analysis of viral antigens. The nitrocellulose strips from the kit contain blotted ... Western blot analysis of viral antigens. The nitrocellulose strips from the kit contain blotted ...
Table - Correlation Analysis Table - Correlation Analysis
Video: Brain Anatomy Animation (Part 1 of 2)

For a complete list of videos, visit our video library