This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: If the velocity of an object is negative, a. its speed is decreasing b. its velocity does not ... (Read 139 times)

oliviahorn72

  • Hero Member
  • *****
  • Posts: 579
on: Jul 28, 2018
If the velocity of an object is negative,
 a. its speed is decreasing
  b. its velocity does not exist
  c. it is reversing direction
  d. it is moving in the direction labeled negative

Question 2

If we know the wavelength of a light beam, how can we calculate the corresponding frequency?
 a. Multiply the wavelength by the speed of light.
  b. Multiply the wavelength by the index of refraction.
  c. Divide the wavelength by the index of refraction.
  d. Divide the wavelength by the speed of light times the index of refraction.
  e. Divide the speed of light by the wavelength.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

jliusyl

  • Sr. Member
  • ****
  • Posts: 328
Reply #1 on: Jul 28, 2018
Answer to Question 1

D

Answer to Question 2

e


oliviahorn72

  • Member
  • Posts: 579
Reply 2 on: Jul 28, 2018
:D TYSM

helenmarkerine

  • Member
  • Posts: 324
Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

« previous next »
 

Did you know?

After a vasectomy, it takes about 12 ejaculations to clear out sperm that were already beyond the blocked area.

Did you know?

There can actually be a 25-hour time difference between certain locations in the world. The International Date Line passes between the islands of Samoa and American Samoa. It is not a straight line, but "zig-zags" around various island chains. Therefore, Samoa and nearby islands have one date, while American Samoa and nearby islands are one day behind. Daylight saving time is used in some islands, but not in others—further shifting the hours out of sync with natural time.

Did you know?

Multiple sclerosis is a condition wherein the body's nervous system is weakened by an autoimmune reaction that attacks the myelin sheaths of neurons.

Did you know?

Autoimmune diseases occur when the immune system destroys its own healthy tissues. When this occurs, white blood cells cannot distinguish between pathogens and normal cells.

Did you know?

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

Gram-positive and Gram-negative bacteria. Gram-positive and Gram-negative bacteria.
negative feedback negative feedback
Gram Negative Testing Gram Negative Testing
Negative feedback control of a regulated variable. Negative feedback control of a regulated variable.
A steady needle reading that drops 2 or 3 inches Hg when the engine speed is increased slightly ... A steady needle reading that drops 2 or 3 inches Hg when the engine speed is increased slightly ...
Negative Feedback and Temperature Control Negative Feedback and Temperature Control
Video: Knee Animation

For a complete list of videos, visit our video library