Mary's parents are concerned about her screaming. If the loudness of Mary's screams is what they are interested in, this would be an example of:
a. latency
b. frequency
c. intensity
d. duration
c
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The Petersons' child has schizophrenia. It is possible that his ______ played a significant role.
A. high birth weight B. abnormally large head circumference C. birth complications such as lack of oxygen and emergency caesarean section D. abnormally high neurotrophin levels in umbilical blood
Authorities have noted that there is an increased number of teen pregnancies among high schools that offer day care to their students. We can draw which of the following conclusions?
A) The presence of day care is causing students to become sexually active. B) High schools that provide day care are also offering sexual education. C) There is a negative correlation between teen pregnancies and day care in the high schools. D) There is a positive correlation between teen pregnancies and day care in the high schools.
What concept suggests that the young of any species are born with variations on a wide range of characteristics and those who survive are the ones best adapted to their environment?
Natural selection Psychoanalysis Humanism Behaviorism
Which statement about language development during middle childhood is true?
A) Vocabulary growth is much slower in middle childhood than in early childhood. B) Children’s reflective, analytical approach to language permits them to appreciate the multiple meanings of words. C) English-speaking children use the passive voice more often than the active voice. D) Children’s increasing use of the passive voice leads to a change in their humor.