On more controversial issues, a vote is required

On more controversial issues, a "roll call" vote is required .

Roll Call Vote is one among the few different ways of casting a ballot that exist in the U.S. parliament. In roll call vote, the vote of every part is recorded. In this arrangement of casting a ballot, Senators vote as their names are called by the clerk. Each House Member has a casting a ballot card. They need to embed the cards at casting a ballot stations and a running tally of votes is shown. The account of every part's vote is typically done electronically. The names of those voting in favor of and against a movement will be recorded.

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.