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

Author Question: Our greatest source of knowledge about Earth's interior comes from ________. A) drill holes B) ... (Read 78 times)

vicotolentino

  • Hero Member
  • *****
  • Posts: 552
Our greatest source of knowledge about Earth's interior comes from ________.
 
  A) drill holes
  B) deep mine shafts
  C) seismic waves
  D) volcanic eruptions

Question 2

Which one of the following statements is true about the crust?
 
  A) It is the thinnest of the major subdivisions.
  B) It is thickest of the major subdivisions
  C) Continental rocks have the same composition as oceanic rocks.
  D) Oceanic crust has an average composition of granite.



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

akudia

  • Sr. Member
  • ****
  • Posts: 347
Answer to Question 1

Answer: C

Answer to Question 2

Answer: A





 

Did you know?

Sildenafil (Viagra®) has two actions that may be of consequence in patients with heart disease. It can lower the blood pressure, and it can interact with nitrates. It should never be used in patients who are taking nitrates.

Did you know?

If you use artificial sweeteners, such as cyclamates, your eyes may be more sensitive to light. Other factors that will make your eyes more sensitive to light include use of antibiotics, oral contraceptives, hypertension medications, diuretics, and antidiabetic medications.

Did you know?

Elderly adults are living longer, and causes of death are shifting. At the same time, autopsy rates are at or near their lowest in history.

Did you know?

Long-term mental and physical effects from substance abuse include: paranoia, psychosis, immune deficiencies, and organ damage.

Did you know?

Addicts to opiates often avoid treatment because they are afraid of withdrawal. Though unpleasant, with proper management, withdrawal is rarely fatal and passes relatively quickly.

For a complete list of videos, visit our video library