The earliest signs of puberty for a girl are usually:
A) ?a growth spurt and increase in vaginal secretions.
B) ?breast budding and growth of pubic hair.
C) ?an increase in vaginal secretions and change in vaginal acidity.
D) ?menarche and increased body fat.
B
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In behavior modification, a research design is used to:
a. determine if the treatment changed the behavior b. control the target behavior c. make it easier to change the behavior d. A and B
Dr. Davis wants to study the TV viewing habits of elementary school children. He selects 50 children from local schools to participate in his research. These groups of students would be considered the
a. population. c. representative group. b. sample. d. none of these.
One will generally encode visual stimuli into auditory stimuli in the working memory because
a. the memory trace of auditory stimuli takes longer to fade. b. the rehearsal of auditory stimuli requires less effort. c. one cannot maintain the information as visual stimuli in the short-term memory. d. both a and b
According to the chapter Flash in the Panabout flashbulb memories, what kind of memory allows a
person to remember a phone number just long enough to dial it before it is forgotten? (a) sensory store (b) short-term memory (c) long-term memory (d) flashbulb memory