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Which of the following led a  slave rebellion in 1831 in Southampton County, Virginia, convinced by Christianity that he should lay down his life to end slavery, mustering his relatives and friends, he began the rebellion August 22, killing scores of White people in the county?

What was the name given to those who flocked to California during the Gold Rush, resulting in California applying for state hood at a record pace?

This was the belief that citizens should be able to decide issues based on the principle of majority rule; in this case, residents of a territory should have the right to decide whether slavery would be allowed in it.

What was the name giving to the conflict where Mexico and US fought over border disputes, American forces drove far south into Mexico, took California, and laid siege to the Mexican capital of Mexico City?

Two surveyors 180 meters apart on the same side of the river measure their respective angles to a point between them on the other side of the river and obtain

Which of the following is (are) formed by ozonolysis of the following alkyne?

Which of the following is (are) formed by ozonolysis of compound A?

What is the reagent required to accomplish the following transformation?

Which of the following represents an internal alkyne?

This strategy activates students’ prior knowledge, builds curiosity about a new topic before learning about it, and then checks for understanding after the topic is presented.  Choose the best answer.