31.The tradition of religious sculptureextends over most historical periods but is less clearly delineated than thatof stonewares or porcelains, for it embraces the old custom of earthenwareburial ceramics with later religious images and architectural orna
26.Further observation revealed thetendency of teachers to evaluate events rather than review the contributory factorsin a considered manner by, in effect, standing outside the situation.
21.Most of Africa presents a curious casein which societies moved directly from a technology of stone to iron withoutpassing through the intermediate stage of copper or bronze metallurgy, althoughsome early copper-working sites have been found in West Afri
16.Ecologists are especially interested toknow what factors contribute to the resilience of communities because climaxcommunities all over the world are being severely damaged or destroyed by humanactivities.
11.The same thing happens to this day,though on a smaller scale, wherever a sediment-laden river or stream emergesfrom a mountain valley onto relatively flat land, dropping its load as thecurrent slows: the water usually spreads out fanwise, depositing the
6. The hypothalamus appears to be involvedin this inborn reaction pattern: electrical stimulation of part of thehypothalamus triggers stereotypical aggressive behaviors in many animals.
1. Even though the fine arts in thetwentieth century of ten treat materials in new ways, the basic difference inattitude of artists in relation to their materials in the fine arts and theapplied arts remains relatively constant.