Author Question: Work requires a. motion. b. zero net force. c. zero momentum. d. a force perpendicular to the ... (Read 105 times)

bcretired

  • Hero Member
  • *****
  • Posts: 525
Work requires
 a. motion.
  b. zero net force.
  c. zero momentum.
  d. a force perpendicular to the direction of motion.

Question 2

Alcohols are distinguished by the fact that at least one hydrogen atom in a hydrocarbon has been replaced by a(n)
 a. carboxyl group.
  b. alkyl group.
  c. hydroxyl group.
  d. oxygen atom.



jaygar71

  • Sr. Member
  • ****
  • Posts: 323
Answer to Question 1

a

Answer to Question 2

c



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

Certain chemicals, after ingestion, can be converted by the body into cyanide. Most of these chemicals have been removed from the market, but some old nail polish remover, solvents, and plastics manufacturing solutions can contain these substances.

Did you know?

The familiar sounds of your heart are made by the heart's valves as they open and close.

Did you know?

In 1886, William Bates reported on the discovery of a substance produced by the adrenal gland that turned out to be epinephrine (adrenaline). In 1904, this drug was first artificially synthesized by Friedrich Stolz.

Did you know?

Aspirin is the most widely used drug in the world. It has even been recognized as such by the Guinness Book of World Records.

Did you know?

It is difficult to obtain enough calcium without consuming milk or other dairy foods.

For a complete list of videos, visit our video library