What type of sound is particularly effective for many marine mammals because it allows sound to travel for very long distances in water??
a. ?ultrasound
b. ?infrasound
c. ?parasound
d. ?durasound
ANSWER: b. ?infrasound
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Which of the following accurately describes the attitudes of the Catholic Church toward mentally ill people during the turbulent political and religious events of the 14th and 15th centuries? a. They were considered to be suffering from religious delusions and were cared for by members of the church communities. b. They were seen as possessed by evil spirits and blamed for all misfortunes
c. They were regarded as basically good individuals who were not responsible for their abnormal behavior. d. They were provided with medical treatments and sometimes hospitalized because mental illness was regarded as equivalent to physical illness.
The timbre of a sound relates to:
A) how high or low we perceive the sound to be. B) our perceptions of the sound's intensity, or loudness. C) our experience of sound quality or resonance. D) the frequency of a pure tone.
A child starts to produce words when he or she is about __________ of age
a. 6 months b. 9 months c. 1 year d. 16 months e. 20 months
Being the victim of a crime is item #5 on the Undergraduate Stress Questionnaire, suggesting it's highly stressful for a student. Of the following possible reasons, which one best explains why this event isn't on the Social Readjustment Scale at all?
A. Being the victim of a crime is more stressful for a student than for a working adult. B. Being the victim of a crime is considered a catastrophe rather than a life event. C. Being the victim of a crime is considered a frustration rather than a life event. D. Being the victim of a crime is unlikely to require a person to make major life changes.