As the decibels of a sound increase, the:
a. frequency decreases c. amplitude decreases
b. frequency increases d. amplitude increases
D
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A classic experiment using the three mountains task with 5- and 6-year-old children shows that they
a. can take the perspective of the doll. b. cannot take the perspective of the doll. c. take the perspective of the experimenter. d. cannot complete the three mountain task because they are too young to understand the instructions
Increases in illegal drug use are associated with a higher risk of contracting HIV/AIDS. This is MOST clearly an example of:
A) a positive correlation. B) a negative correlation. C) an experiment. D) the double-blind technique.
According to Freud, our unconscious mind contains:
a. thoughts that occupy the focus of current attention b. inactive, but potentially accessible, thoughts and memories c. memories of environmental stimuli that were below our absolute threshold d. memories, urges, and conflicts that are inaccessible and beyond awareness
Jeremy is an experienced professional sprinter who is confident in his technique and preparation. As his stress levels increase during an important competition, it is likely that his performance will a. continue to improve
b. decrease. c. improve at first, but after his stress reaches a certain point, his performance will decrease. d. decrease at first, but after his stress reaches a certain point, his performance will improve.