How did Galileo's work as an astronomer contribute to the acceptance of Copernicus's heliocentric system?

Choose the option that best completes this statement: the british and the continental system were blockades that prevented the united states from trading with without extreme risk to ships, goods, and sailors.

What did this mean for dred scott? a. scott was not a citizen of the united states. b. scott was the property of the federal government. c. scott had no right to sue for his freedom in court. d. scott was considered the property of the slaveholding family.

When there are advances in technology, such as the personal computer, how might business productivity change? a) productivity is separate from technological advances so there is no impact. the new technology can replace outdated, less efficient, machinery. o) the businesses' products will no longer be demanded. d) manufactured items will be made elsewhere.