Mrs. Clark decides to do a demonstration for her class with a piece of notebook paper.Using a balance, Mrs. Clark discovers that the mass of the paper is 20 g.<span> She then takes the piece of paper and cuts it into several small pieces.</span><span> The cumulative mass of the small pieces is 20 g.</span><span> What has Mrs. Clark demonstrated for her class?</span><span>
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John Rolfe grew tobacco, which became a sucessful crash crop for Jamestown.
In 1651,the British parliament, in the first of what became known as the NAVIGATION ACTS, declared that only english ships would be allowed to bring goods into England, and the north american colonies could not only export its commodities, such as tobacco and sugar ,to England. England passed the navigation act to tighten control on the government and the trade.
The correct answer to this question is "<span> black nationalism movement." </span>Following the springfield race riots of 1908, journalist william english walling called on his fellow americans to "revive the abolitionist spirit," that led to the development of the <span> black nationalism movement.</span>
