Why is it important that the states work together under the leadership of the federal government?

Rock concerts musical instruments cell phones and contact lenses are just a few things that are possible because of

According to the federal regulations, which of the following studies meets the definition of research with human subjects? a. a researcher uses the customs office’s passenger lists for ships bringing immigrants to the us between 1820-1845 to track the numbers of immigrants from certain ethnic groups.b. a researcher conducts a linguistic study of comments posted on a local public blog.c. a developmental psychologist videotapes interactions between groups of toddlers and their care givers to determine which intervention methods most effectively manage aggression.d. a researcher asks the director of a local free clinic about the number of patients in the last two years with newly diagnosed hiv/aids.

Parliament passed several acts to britain meet its war debts. determine whether the following descriptions apply to the stamp act or the sugar act- passed by parliament in 1764- passed by parliament in 1765- enforced payment of taxes on foreign molasses- taxed all types of printed materialsstamp act: sugar act: