Author Question: Although Earth's oceans have existed since early in the formation of the planet, its ________ must ... (Read 43 times)

bobypop

  • Hero Member
  • *****
  • Posts: 539
Although Earth's oceans have existed since early in the formation of the planet, its ________ must have changed.
 
  A) chemical composition
  B) physical state
  C) color distribution
  D) textural makeup

Question 2

Plate convergence begins during which stage of the Wilson Cycle?
 
  A) Declining
  B) Juvenile
  C) Mature
  D) Suturing
  E) Terminal



ansleighelindsey

  • Sr. Member
  • ****
  • Posts: 364
Answer to Question 1

A

Answer to Question 2

A



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

Complications of influenza include: bacterial pneumonia, ear and sinus infections, dehydration, and worsening of chronic conditions such as asthma, congestive heart failure, or diabetes.

Did you know?

The first documented use of surgical anesthesia in the United States was in Connecticut in 1844.

Did you know?

Hip fractures are the most serious consequences of osteoporosis. The incidence of hip fractures increases with each decade among patients in their 60s to patients in their 90s for both women and men of all populations. Men and women older than 80 years of age show the highest incidence of hip fractures.

Did you know?

Prostaglandins were first isolated from human semen in Sweden in the 1930s. They were so named because the researcher thought that they came from the prostate gland. In fact, prostaglandins exist and are synthesized in almost every cell of the body.

Did you know?

Asthma is the most common chronic childhood disease in the world. Most children who develop asthma have symptoms before they are 5 years old.

For a complete list of videos, visit our video library