The intensity or brightness of light corresponds to the amplitude of the light wave
Indicate whether this statement is true or false.
Answer: True
Rationale: Low amplitude waves correspond with dim colors, and high amplitude waves with bright colors.
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As people become middle-aged, the lens of the eye becomes less flexible and less able to accommodate, resulting in a farsightedness due to aging known as
a. hyperopia. b. myopia. c. presbyopia. d. astigmatism.
One study of DI families showed that fathers in them tend to be _____ than adoptive or biological fathers
a. more involved in discipline b. less involved in discipline c. more close to their children d. less close to their children
In which stage of the general adaptation syndrome does an increased risk of illness occur?
a. alarm b. resistance c. exhaustion d. in every stage
Gary has a sinus infection and only feels better after sneezing. Aware of this, his mother attempts to reinforce his sneezing by shouting "good job" every time he sneezes. Unfortunately, his rate of sneezing remains the same. Which of the following offers the best explanation for why this reinforcement was ineffective?
A. Because she used a fixed reinforcement schedule instead of variable B. Because Gary wasn't paying enough attention to her reinforcement C. Because sneezing is an involuntary behavior D. Because shouting "good job" wasn't rewarding enough