This court case ruled that the government could only punish the advocacy of illegal action if it directly incited lawless actions.
a. schenck v. united states (1919)
b. tinker v. des moines (1969)
c. brandenburg v. ohio (1969)
d. fujishima v. board of education (1972)

According to this map, which of these statements is most correct? a) fewer people are contracting hiv in europe than in the past. b) fewer people are contracting hiv in southern africa than in the past. c) egyptians are less likely to contract hiv than people in sub-saharan africa. d) people in canada contract hiv more frequently than people in the united states.

Greg goes to a high school and observes the way students talk to each other. he makes notes on the words used, the atmosphere of the school and the way the students present themselves to each other. this is an example of a( research method.

An object weighs 40n in air , weighs 20n when submerged jn water and 30n submerged in a liquid of unknown density .what is the density of the liquid?