Differences in their can explain why two children who both know the right answer to a question do not both answer the question even though they know the teacher will praise them if they answer the question correctly.

Why are committees necessary in congress?

One of the great societal changes brought about by industrialization in europe was a. slavery. b. urbanization. c. ruralization. d. democracy.

Martha participates in a research study in order to receive extra credit for her psychology class. when she arrives in the research office she is given a can of what looks and tastes like beer, but which actually contains no alcohol. in the adjoining room martha's classmate karen is also participating in the study. karen receives a can of alcoholic beer. if the experiment was designed to test the effects of alcohol on concentration, then who is exposed to the independent variable?