Author Question: The number of vibrations per second of an electromagnetic wave is referred to as its A) energy ... (Read 25 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?

Malaria mortality rates are falling. Increased malaria prevention and control measures have greatly improved these rates. Since 2000, malaria mortality rates have fallen globally by 60% among all age groups, and by 65% among children under age 5.

Did you know?

Vampire bats have a natural anticoagulant in their saliva that permits continuous bleeding after they painlessly open a wound with their incisors. This capillary blood does not cause any significant blood loss to their victims.

Did you know?

The strongest synthetic topical retinoid drug available, tazarotene, is used to treat sun-damaged skin, acne, and psoriasis.

Did you know?

The types of cancer that alpha interferons are used to treat include hairy cell leukemia, melanoma, follicular non-Hodgkin's lymphoma, and AIDS-related Kaposi's sarcoma.

Did you know?

Increased intake of vitamin D has been shown to reduce fractures up to 25% in older people.

For a complete list of videos, visit our video library