Suppose that the rod is held at rest horizontally and then released. (throughout the remainder of this problem, your answer may include the symbol i, the moment of inertia of the assembly, whether or not you have answered the first part correctly. ) what is the angular acceleration α of the rod immediately after it is released? take the counterclockwise direction to be positive. Express α in terms of some or all of the variables mr, m1, m2, x, i, and g.

Read this excerpt from the narrative of the life of frederick douglass. the more i read, the more i was led to abhor and detest my enslavers. . i loathed them as being the meanest as well as the most wicked of men. as i read and contemplated the subject, behold! that very discontentment which master hugh had predicted would follow my learning to read had already come, to torment and sting my soul to unutterable anguish. which statement best describes douglass's viewpoint? he believes that increased knowledge inspires a greater hatred of injustice. he believes that master hugh deeply regrets his harsh treatment and seeks to stop. he believes that master hugh’s cruel treatment is severely injuring his well-being. he believes that the material he reads is upsetting to him and master hugh.

Carlo is wondering what causes plants to grow at different rates. carlo’s hypothesis is “plants will grow more when the day is longer.” what would be the difference between the test group and the control group in this experiment? type of soil type of plants exposure to sunlight method for measuring the growth

Explain how earth is like a giant bar magnet. how is our magnetic field made?