Grinding quartz crystals down to produce sand is an example of a
a. change of state.
c. chemical reaction.
b. chemical change.
d. physical change. select the best answer from the choices provided a b c d

The civil war has been given many names: the war between the states, the war against northern aggression, the second american revolution, the lost cause, the war of the rebellion, the brothers' war, and the late unpleasantness. famous poet walt whitman called it the war of attempted secession. confederate general joseph johnston called it the war against the states. by whatever name, it was unquestionably the most important event in the life of the nation. which name do you feel best fits this war from the list above? maybe you have another name you think would be even better? give the name you feel fits this war best, and in a sentence or two, explain your reasoning.

Which of the following policies can the government use to encourage entrepreneurship?

Choose the correct citation for the case which established the “minimum contacts” test for a court’s jurisdiction in a case. select one: a. brown v. board of education of topeka, 347 u. s. 483 (1954). b. international shoe co. v. washington, 326 u. s. 310 (1945) c. haynes v. gore, 531 u. s. 98 (2000). d. international shoe co. v. washington, 14 u. s. code 336. q