Hastorf and Johannessen argue that changes in the types of fuel used through time in the Upper Mantaro area of Peru are best explained by
a. changes in the abundance of high quality versus low quality fuel caused by environmental change. B. increasing population density that denuded the landscape of trees, forcing people to rbly more and more on low quality fuel through time
c. forced fuel management programs mandated by an elite social class.
d. a combination of materialistic and ideological explanations.
e. diminishing stands of local forests.
d
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Researchers argue that the flexion of the basicranium is an anatomical marker of __________
a. tongue position b. larynx position c. pharynx position d. motor cortex function
Changes in attitudes toward children and childhood are consistent with __________
a. socioeconomic values b. a shrinking middle class c. a growing middle class d. children’s changing behavior
Which of the various theories of state formation do you feel is supported by the most evidence? Explain your answer.
What will be an ideal response?
Increasing evidence points to __________ as a contributing factor to the massive planetary-level extinctions that occurred in the distant past
A. meteorite strikes B. volcanic activity C. gamma rays D. dropping sea levels