Author Question: Light waves are A) beams of moving electrons and other charged particles. B) beams of moving ... (Read 340 times)

Haya94

  • Hero Member
  • *****
  • Posts: 558
Light waves are
 
  A) beams of moving electrons and other charged particles.
  B) beams of moving atoms.
  C) traveling disturbances in an electromagnetic field.
  D) traveling disturbances in the ether.
  E) traveling disturbances in the air.

Question 2

You throw a ball straight upward. While it is moving upward, the net force on the ball is
 
  A) in the upward direction.
  B) in the horizontal direction.
  C) directed oppositely to the acceleration.
  D) zero.
  E) in the downward direction.



Ahnyah

  • Sr. Member
  • ****
  • Posts: 336
Answer to Question 1

C

Answer to Question 2

E



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question


 

Did you know?

The first war in which wide-scale use of anesthetics occurred was the Civil War, and 80% of all wounds were in the extremities.

Did you know?

Signs and symptoms that may signify an eye tumor include general blurred vision, bulging eye(s), double vision, a sensation of a foreign body in the eye(s), iris defects, limited ability to move the eyelid(s), limited ability to move the eye(s), pain or discomfort in or around the eyes or eyelids, red or pink eyes, white or cloud spots on the eye(s), colored spots on the eyelid(s), swelling around the eyes, swollen eyelid(s), and general vision loss.

Did you know?

According to the Migraine Research Foundation, migraines are the third most prevalent illness in the world. Women are most affected (18%), followed by children of both sexes (10%), and men (6%).

Did you know?

Normal urine is sterile. It contains fluids, salts, and waste products. It is free of bacteria, viruses, and fungi.

Did you know?

Patients who cannot swallow may receive nutrition via a parenteral route—usually, a catheter is inserted through the chest into a large vein going into the heart.

For a complete list of videos, visit our video library