What political parties were formed in the early 1800's? how did they change democracy in the united states?

Rising out of the Federalist v. Anti-Federalist debates, it featured two national parties competing for control of the presidency, Congress, and the states: the Federalist Party and the rival Democratic- Republican Party. The Federalists were dominant until 1800, and the Republicans were dominant after 1800.

hygrometers and hair thermometers (often found as part of hygrometers/psychrometers) can be used to measure humidity. barometers are used to measure atmospheric pressure, while anemometers are used to measure wind speed. so the 2nd and 4th choices should be the correct answers.