Final answer:
The U.S. is known as the "Great Melting Pot" because it is a diverse nation with many people from many places.
Step-by-step explanation:
The U.S. is known as the "Great Melting Pot" because it is a diverse nation with many people from many places. This term is used to describe the blending of different cultures and nationalities that contribute to the cultural diversity of the United States. It signifies that people from various backgrounds come together and contribute to the overall American identity.
Learn more about Cultural diversity in the United States