Author Question: ________ refers to perceptible alterations in any of the controllable qualities of light. a. ... (Read 21 times)

Arii_bell

  • Hero Member
  • *****
  • Posts: 596
________ refers to perceptible alterations in any of the controllable qualities of light.
 
 

a. Brightness
  b. Intensity
  c. Distribution
  d. Movement



Question 2

The visible spectrum of light is divided into:
 
 

a. colors.
  b. intensities.
  c. filters.
  d. additives.




asware1

  • Sr. Member
  • ****
  • Posts: 318
Answer to Question 1

d

Answer to Question 2

a



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

Glaucoma is a leading cause of blindness. As of yet, there is no cure. Everyone is at risk, and there may be no warning signs. It is six to eight times more common in African Americans than in whites. The best and most effective way to detect glaucoma is to receive a dilated eye examination.

Did you know?

Signs of depression include feeling sad most of the time for 2 weeks or longer; loss of interest in things normally enjoyed; lack of energy; sleep and appetite disturbances; weight changes; feelings of hopelessness, helplessness, or worthlessness; an inability to make decisions; and thoughts of death and suicide.

Did you know?

If you could remove all of your skin, it would weigh up to 5 pounds.

Did you know?

Most childhood vaccines are 90–99% effective in preventing disease. Side effects are rarely serious.

Did you know?

The toxic levels for lithium carbonate are close to the therapeutic levels. Signs of toxicity include fine hand tremor, polyuria, mild thirst, nausea, general discomfort, diarrhea, vomiting, drowsiness, muscular weakness, lack of coordination, ataxia, giddiness, tinnitus, and blurred vision.

For a complete list of videos, visit our video library