What are the two parts of the U.S. Congress?

Answers from the USCIS list

Give this answer. Words in light (parentheses) are optional.

• the Senate and House optional: (of Representatives)

Our explanation

At the Constitutional Convention, the Founders agreed to split Congress into two parts. In the House of Representatives, states with more people have more members. In the Senate, every state has two senators.

Remember it

Congress = Senate + House. Both meet in the U.S. Capitol.

Source

USCIS 2025 Study Guide (One Nation, One People, M-1175) p. 18: “They came to an agreement to have two parts to the U.S. Congress. The two parts to the U.S. Congress are the House of Representatives and the Senate.”

• Civics (History and Government) Questions for the Naturalization Test (2008 version), rev. 08/21 (PDF, USCIS)

Last checked on September 29, 2026.

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Easy to mix up with

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