We describe and define a phenomenon using abstract terms in ______ definitions.
A. conceptual
B. operational
C. key term
D. simple
Ans: A
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Bronfenbrenner argues that development is influenced by interactions that take place within the
a. chronosystem. b. mesosystem. c. microsystem. d. macrosystem.
Which of the following did Hebb accomplish?
a. He characterized equipotentiality. b. He identified the existence of instinctual drift in many species. c. He linked the reticular activating system with cognitive and behavioral performance. d. He conducted research on hemispheric specialization with split-brain patients.
In order to experimentally prove that the independent variable is the cause and the dependent variable is the effect we would have to _____
a. observe the dependent variable in the presence of the independent variable b. observe the dependent variable in the absence of the independent variable c. observe changes in the independent variable when the dependent variable is manipulated d. observe changes in the dependent variable when the independent variable is manipulated
Which of the following statements about muscle movement is true?
A. The only thing that muscles can do is contract. B. A single muscle can bend a joint by contracting and straighten it by relaxing. C. Smooth muscles cause movement by contracting, while striated muscles cause movement by contracting and relaxing. D. Striated muscles cause movement by contracting, but smooth muscles cause movement by contracting and relaxing.