It benefits companies by letting geologists find out where oil would likely be by studying surface rock formations, magnetic fields and even slight variations in gravity. One of the most important innovations in oil exploration was 3-D seismic imaging. The companies end up making tones of money off the research that they find
D. Robert Smalls
He was an African American slave and gained his freedom and became a ships pilot ,sea captain, and politican
Explanation:
Samuel de Champlain, (born 1567?, Brouage, France—died December 25, 1635, Quebec, New France [now in Canada]), French explorer, acknowledged founder of the city of Quebec (1608), and consolidator of the French colonies in the New World.
Remarkable that the English-speaking world remembers Magna Carta. The product of a struggle between King John and his barons, it was sealed on the bank of the Thames 800 years ago, on June 15, 1215. But in a sense, the most valuable thing about Magna Carta is precisely that it is remembered. Other charters were issued across medieval Europe, but they were rapidly forgotten.
