As an object moves further away from us the:
A. retinal disparity of the image decreases.
B. retinal disparity of the image increases.
C. interposition of the image decreases.
D. interposition of the image increases.
Answer: A
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To study the effectiveness of a new anti-anxiety drug, researchers randomly assign equally anxious people to two groups, one getting Drug X and the other getting no drug. The researchers mistakenly conclude that Drug X works because people in the drug group show fewer signs of anxiety than the others. What is the mistake?
a. They never introduced an independent variable. b. They did not create a placebo control group. c. They never did a pretest of anxiety symptoms. d. They did not operationally define what the experimental group was.
Rubella is also know as
a. German measles. b. mumps. c. typhoid. d. otitis media.
Treatment of dissociative identity disorder involves:
A. integration of the various personalities into one unified self B. ECT C. age regression therapy D. atypical neuroleptic drugs
What is true of Turner's syndrome? a. It affects only males
b. It affects only females. c. It affects both males and females equally. d. It is a condition that makes it impossible to identify a child as male or female.