English physicist and mathematician Sir Isaac Newton, mostfamous for<span> his law of gravitation, was instrumental in the scientific revolution of the 17th century.</span>
1. <span>B. Were united in the cause
2. </span><span>A. The new Federal government
3. </span><span>D. Federalists </span>
Answer: Chemical weathering changes the chemical makeup of rocks, transforming their minerals or combining them with new elements. Many caves have been formed from this. This is the wearing away of the earth's surface by wind, glaciers, and moving water.
Spain closed the lower Mississippi River to American trade because if American relations with Great Britain were poor, affairs with Spain were worse. Spain, which held Florida as well as lands west of the Mississippi River, was anxious to halt American expansion into the territory it claimed. As a result, Spain closed the lower Mississippi River to American shipping in 1784.
The battle of Gettysburg is considered the turning point of the war and Lee's greatest defeat. It happened in July 1863. Although there were many battles that has been considered as a turning point during the war. Other examples are the Victory at Bull Run in July 1861 and Invasion of Kentucky in September 1861.
