Cathy and Sherri had to finish all of their vegetables before they could have dessert. Cathy complained that Sherri didn't have as much to finish as she did, even though both girls had the same amount (Cathy's vegetables were just more spread out). Cathy's error stems from a failure to understand the concept of

A. conservation.
B. complementarity.
C. concrete operations.
D. object permanence.


Answer: A

Psychology

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As Sheldon learns about obsessive-compulsive disorder, he is likely to learn that it ____

a. is an extremely rare disorder b. may be underdiagnosed c. is one of the most common anxiety disorders d. is most common among middle-aged married people

Psychology

Dr. Park identified 20 restrictive eaters (people who constantly monitor and limit their caloric intake) and 20 matched control participants. She then manipulated whether each group of participants had or had not just consumed a high calorie milkshake prior to taking part in a "taste test" of chocolate chip cookies. She found that whereas the control participants ate fewer cookies than usual

after having just consumed the shake, the restrictive eaters actually ate more. Dr. Park's study is: A) a person-by-treatment quasi-experiment B) a natural experiment C) a laboratory experiment D) a clinical evaluation experiment

Psychology

Discuss the effects of similarity on attraction

What will be an ideal response?

Psychology

Which of the following is a technique for eliminating nightmares that involves making the upsetting dream familiar while the person is awake as well as "mentally re-programming" future dream content?

a. imagery rehearsal b. stimulus control c. the paradoxical intention d. activation-synthesis

Psychology