For life or until they decide to resign as long as they don't commit a impeachable offense.
A justice on the supreme court serves a life term.
A supreme court judge serves a life term.
4years
Till death or retirement
Until they retire, die, or are removed from office by Congress.
until they die
no, the primary role of the supreme court is to judge those cases that will have a large impact on the country and can then be used as a precedent for other cases, or have been appealed up through the court system up to that level. Long unsolved cases don't automatically go to the supreme court, there would have to be some reason for it to go there.
The Supreme Court of the United States, as an institution, is head of the Judicial Branch of the US Federal government. The Chief Justice of the United States (currently John G. Roberts, Jr.) leads during his tenure in office.
they serve until they step down.
Depends upon the court and the jurisdiction.You do not need to be a lawyer at all to be appointed to the US Supreme Court (although that is the only US court this is true of).In England, you need to be a lawyer for 10 years before you can become a recorder, which is the lowest level of open court judge.
The Supreme court
Supreme Court: 10 Years Appellate Court: 10 Years Circuit Court: (A) Circuit Judges: 6 years; (B) Associate Judges: 4 years