1. Marine biology
2. She was the first African-American woman appointed to the federal judiciary, serving as a United States District Judge of the United States District Court for the Southern District of New York.
3. Four, George Washington Carver was a botanist, chemist, scientist and inventor.
Limited government = A principle of constitutional government; a government whose powers are defined and limited by a constitution.
the executive branch = the branch of government that carries out laws
supreme law of the land = Constitution
amendments = a way of changing the Constitution in order to adapt. It made the Constitution flexible and not rigid.
federalism = power is balanced between the states and the national government.
republicanism = the people exercise their power by voting and their political representatives
senate = the upper house of Congress; based on an equal number of representation for each state.
individual rights = personal liberties or privileges
the commander in chief = term for the president as commander of the nation's armed forces
English sea explorer, Henry Hudson.