Final answer:
The three levels of federal courts are the U.S. Supreme Court, the U.S. Court of Appeals, and the U.S. District Courts. Each level has different jurisdiction and hears different types of cases.
Step-by-step explanation:
The three levels of federal courts in the United States are the U.S. Supreme Court, the U.S. Court of Appeals, and the U.S. District Courts.
The U.S. Supreme Court is the highest level and has both original and appellate jurisdiction. It hears cases that involve important constitutional questions and cases that have been appealed from lower courts.
The U.S. Court of Appeals is the intermediate level and has appellate jurisdiction. It reviews decisions made by the U.S. District Courts. There are 13 regional circuit courts of appeals and 1 Federal Circuit Court of Appeals.
The U.S. District Courts are the trial level and have original jurisdiction. They hear a wide range of cases, including federal crimes, civil lawsuits, and bankruptcy cases.