1. How long is the term of a U. S. Senator? 2. Who origionally was given the responsibility of selecting U. S.Senators? 3. At least one third of U. S. Senators are up for election every years. 4. How old does a person have to be to qualified to become a U. S. Senator? 5. For how long dfoes a person have to be a citizen to be to qualified to become a U. S. Senator? B. Who serves as the President of the Senate? 7. What is the only circumstance in which the President of the Senate is allowed to vote? B. what is the President Pro Tempore of the Senate? 9. Which portion of Congress has the power to bring an accustaion during an impeachment? How many m happen​