Author Question: What has a strong effect on ground waves? A. Refraction B. Seawater C. Changes in terrain D. ... (Read 47 times)

appyboo

  • Hero Member
  • *****
  • Posts: 527
What has a strong effect on ground waves?
 
  A. Refraction
  B. Seawater
  C. Changes in terrain
  D. Seasonal changes

Question 2

The greater the bandwidth, the greater the problem with ________________.
 
  A. phase distortion
  B. refraction
  C. tropospheric scatter
  D. fading



jojobee318

  • Sr. Member
  • ****
  • Posts: 298
Answer to Question 1

C

Answer to Question 2

A



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

Many supplement containers do not even contain what their labels say. There are many documented reports of products containing much less, or more, that what is listed on their labels. They may also contain undisclosed prescription drugs and even contaminants.

Did you know?

Illicit drug use costs the United States approximately $181 billion every year.

Did you know?

In 2012, nearly 24 milliion Americans, aged 12 and older, had abused an illicit drug, according to the National Institute on Drug Abuse (NIDA).

Did you know?

Pink eye is a term that refers to conjunctivitis, which is inflammation of the thin, clear membrane (conjunctiva) over the white part of the eye (sclera). It may be triggered by a virus, bacteria, or foreign body in the eye. Antibiotic eye drops alleviate bacterial conjunctivitis, and antihistamine allergy pills or eye drops help control allergic conjunctivitis symptoms.

Did you know?

The modern decimal position system was the invention of the Hindus (around 800 AD), involving the placing of numerals to indicate their value (units, tens, hundreds, and so on).

For a complete list of videos, visit our video library