Describe how bipedal locomotion changes hominid life forever
What will be an ideal response?
Walking on two feet freed hands for other activities. As hominids shifted to bipedal locomotion, they started carrying food, using tools, creating and using weapons, and could work with their hands.
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Which research strategy is correctly matched with the type of validity it is aimed at minimizing?
A. using a double-blind design--internal validity B. replicating a study--internal validity C. using a representative sample--internal validity D. using a placebo--external validity
What environmental factors can delay puberty in girls
What will be an ideal response?
What do the clothes you wear tell others about yourself? For example, do you wear sports logos or clothes with the name of your school? Why do people display parts of their identity in this way?
What will be an ideal response?
Sociocultural thinkers, such as Emile Durkheim, see suicide as largely a reaction to __________.
A. alienation resulting from today's lifestyles B. negative outcome expectancies C. anger, which has reached the point of murderous rage, turned inward D. the effects of stress and previous suicide attempts