Researchers had students wear a sleep-monitoring device overnight. students who were most sleep deprived subsequently showed a greater incidence of during a 42-minute video lecture.

In piaget's stage, you would expect one to develop interest in ethics, politics, and social and moral issues.

50 points in at least two paragraphs, discuss the differences between the principles of republicanism and democracy. explain whether you think the united states is more of a republic or a democracy. refer to at least one example from the constitution.

Which factor contributed to the rise of african empires such as ghana and mali ? a. their creation and involvement in trade networks b. they focused only on agricultural production. c. they didn’t engage in warfare with other nations d. their geographic location protected them from attacks.