Author Question: The number of vibrations per second of an electromagnetic wave is referred to as its A) energy ... (Read 19 times)

krzymel

  • Hero Member
  • *****
  • Posts: 548
The number of vibrations per second of an electromagnetic wave is referred to as its
 
  A) energy
  B) frequency
  C) speed
  D) wavelength

Question 2

Which of the following is the most convincing observation that suggests that like Europa, Ganymede may also have a subsurface ocean?
 
  A) the detection of salts on the surface that may have been brought up from below the crust
  B) the presence of young grooved terrain that may be the result of cryovolcanism
  C) the fact that it is the largest moon in the solar system and, hence, should have plenty of internal heat to maintain liquid water beneath its surface
  D) in addition to its internal magnetic field, Ganymede has a magnetic field induced by Jupiter which is consistent with a salty ocean beneath its crust



samiel-sayed

  • Sr. Member
  • ****
  • Posts: 337
Answer to Question 1

B

Answer to Question 2

A



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

If all the neurons in the human body were lined up, they would stretch more than 600 miles.

Did you know?

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

Did you know?

The ratio of hydrogen atoms to oxygen in water (H2O) is 2:1.

Did you know?

Drugs are in development that may cure asthma and hay fever once and for all. They target leukotrienes, which are known to cause tightening of the air passages in the lungs and increase mucus productions in nasal passages.

Did you know?

Bacteria have been found alive in a lake buried one half mile under ice in Antarctica.

For a complete list of videos, visit our video library