Jay and Justin each have a stick of gum. Eight-year-old Jay stretches his stick until it is much longer. Five-year-old Justin begins to cry because he thinks that Jay has more gum than he does. Justin has NOT mastered
a. animism.
b. object permanence.
c. conservation.
d. egocentrism.
C
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Which perspective in social psychology was the result of the bold and creative work of Kurt Lewin?
a. the multicultural perspective b. evolutionary psychology c. the interactionist perspective d. behavioral economics
The investigation of how behavior is strengthened by presentation of positive reinforcers (e.g., food) or withdrawal of negative reinforcers (e.g., shock) is best known as
a. classical conditioning. b. the method of savings. c. choice reaction time. d. operant conditioning.
Jasmine is experiencing jet lag after a long flight, that is, her body is having difficulty adjusting to the time difference so that she feels sleepy when she should be awake and vice versa. Which gland and hormone are responsible for Jasmine's condition?
a. thyroid gland-----thyroxin b. adrenal gland----epinephrine c. adrenal gland----norepinephrine d. pineal gland------melatonin
One study examined the impact of informational and emotional support for men and women who were undergoing facial surgery. Results revealed that people who had
a. more social support anticipated their surgery with more anxiety, required more anesthesia during surgery and had longer hospital stays. b. more social support anticipated their surgery with less anxiety, required less anesthesia, and had briefer hospital stays. c. less social support anticipated their surgery with more enthusiasm, required more anesthesia, and had briefer hospital stays. d. less social support anticipated their surgery with more sadness, required less anesthesia, and had briefer hospital stays.