Author Question: - and S-wave shadow zones begin at locations that are 98 degrees around the globe in all directions ... (Read 327 times)

jman1234

  • Hero Member
  • *****
  • Posts: 560
- and S-wave shadow zones begin at locations that are 98 degrees around the globe in all directions from an epicenter which corresponds to a depth near the boundary between
 
  A) mantle and crust.
  B) mantle and core.
  C) core and crust.
  D) oceanic crust and continental crust.

Question 2

A change in direction of a body wave when it crosses a boundary between layers with different physical properties is called seismic
 
  A) absorption.
  B) reflection.
  C) refraction.
  D) velocity.



enass

  • Sr. Member
  • ****
  • Posts: 380
Answer to Question 1

Answer: B

Answer to Question 2

Answer: C



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

The human body produces and destroys 15 million blood cells every second.

Did you know?

Liver spots have nothing whatsoever to do with the liver. They are a type of freckles commonly seen in older adults who have been out in the sun without sufficient sunscreen.

Did you know?

There are over 65,000 known species of protozoa. About 10,000 species are parasitic.

Did you know?

Amphetamine poisoning can cause intravascular coagulation, circulatory collapse, rhabdomyolysis, ischemic colitis, acute psychosis, hyperthermia, respiratory distress syndrome, and pericarditis.

Did you know?

Human stomach acid is strong enough to dissolve small pieces of metal such as razor blades or staples.

For a complete list of videos, visit our video library