In science, a preliminary explanation is known as a(n) __________
a. experiment
b. hypothesis
c. datum
d. paradigm
Answer b
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Archaeologists Glynn Isaac and Mary Leakey have suggested that sites like those at Olduvai Gorge, where thousands of bones and artifacts were found together, represent __________
A. cemeteries where funeral rituals were practiced B. the remains of primitive warfare C. home bases to which male hunters brought food D. small villages with populations of fewer than 100 people
How have gender relations frequently been affected by foreign aid and development programs in agricultural societies?
What will be an ideal response?
Studies of American parent–child interactions have shown that __________
a. children interrupt their parents when speaking more often than parents interrupt their children b. parents interrupt their children when speaking more often than children interrupt their parents c. boys are more often interrupted than girls d. girls interrupt their fathers more often than their mothers
Which of the following occurs during binocular vision?
a. The visual fields are centered literally on top of each other, leading to very penetrating eyesight. b. The visual fields of each eye overlap, creating depth perception. c. The eyes function much like binoculars, focusing on distance and not nearness. d. Stereoscopic vision becomes folded, allowing a two-dimensional visual field. e. The eyes become occluded, and the individual cannot see as well in front on the periphery.