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150 multiple-choice questions and 200 flashcards, written to the College Board AP U blueprint. Every question carries a full rationale.
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College Board AP U.S. Government and Politics Course and Exam Description — 5 CED units: Foundations of American Democracy; Interactions Among Branches of Government; Civil Liberties & Civil Rights; American Political Ideologies & Beliefs; Political Participation
CoStudy's AP U.S. Government & Politics bank holds 350 items. Every multiple-choice question carries a written rationale explaining why the correct answer is correct and why each distractor is tempting but wrong.
A sample of 12 multiple-choice questions from the bank, with the full rationale shown.
An executive agreement differs from a treaty in that an executive agreement:
Answer: D — Is between the president and a foreign leader and does NOT require Senate ratification, though it is generally not binding on future presidents
D) Defining trait. A) Reverses the rule. B) Treaties have higher legal status. C) Treaties go to the Senate, not the House.
Interest groups influence policy primarily through:
Answer: C — Lobbying legislators and executive officials, contributing to campaigns, mobilizing grassroots support, litigation (amicus briefs), and shaping public opinion
Interest groups (NRA, AARP, AFL-CIO, Chamber of Commerce, Sierra Club, ACLU, etc.) use multiple tactics: paid lobbyists (~12,000+ in DC), campaign contributions via PACs, grassroots mobilization, public-education campaigns, expert testimony at hearings, and amicus curiae briefs in litigation. Operate at federal, state, and local levels.
In McCulloch v. Maryland (1819), the Supreme Court held that:
Answer: C — Congress had the implied power to charter a national bank, and Maryland could not tax it, under the necessary-and-proper and supremacy clauses
C) Marshall's classic opinion combining implied powers and supremacy. A) Marshall held the opposite — 'the power to tax is the power to destroy.' B) Reverses the holding. D) Eleventh Amendment was not the basis.
An 'iron triangle' typically involves a mutually supportive relationship among:
Answer: C — A congressional committee or subcommittee, an executive agency, and an interest group with shared policy interests
C) Classic iron triangle. A) and B) describe separation of powers. D) Describes federalism.
The Electoral College allocates electors to each state based on:
Answer: D — The sum of the state's House Representatives (proportional to population) plus its two Senators — guaranteeing every state at least 3 electors (with DC getting 3 per the 23rd Amendment)
EC = House seats + Senate seats. Minimum 3 per state (1 House + 2 Senate). DC gets 3 via 23rd Amendment. Total 538 (435 + 100 + 3). 270 to win. Most states allocate winner-take-all (except ME and NE which split by district). Has produced 5 Presidents who lost the popular vote: 1824, 1876, 1888, 2000, 2016.
The Constitution can be amended by:
Answer: A — Proposal by two-thirds of both houses of Congress OR a convention called by two-thirds of states, then ratification by three-fourths of state legislatures or state conventions
A) Article V. B) Far too low a bar. C) The president plays no formal role in amendments. D) The US has no national referendum mechanism.
A 'safe seat' in Congress refers to:
Answer: A — A congressional district where one party reliably wins by large margins, often due to demographics and/or gerrymandering — incumbent reelection nearly assured
Safe seats produce low electoral competition, contribute to polarization (only primary challenges matter), and feed incumbency advantage. Most congressional districts are now considered safe; a few dozen 'swing' districts decide House control.
Tinker v. Des Moines (1969) established:
Answer: B — Students do NOT shed their constitutional rights 'at the schoolhouse gate' — symbolic speech (black armbands protesting Vietnam) protected unless it materially disrupts school
Tinker: school-suspended students who wore black armbands won. Famous phrase: students/teachers don't shed rights at schoolhouse gate. Symbolic political speech protected absent 'substantial disruption.' AP required SCOTUS case.
The Electoral College awards 270 electoral votes for a presidential win, with most states allocating electors:
Answer: C — On a winner-take-all basis (with Maine and Nebraska as district-based exceptions)
C) Standard system. A) Used by no state. B) Used by Maine and Nebraska only. D) Constitutionally permitted but not currently practiced.
Tinker v. Des Moines (1969) held that:
Answer: C — Students 'do not shed their constitutional rights to freedom of speech or expression at the schoolhouse gate,' so symbolic speech (black armbands) is protected unless it substantially disrupts school operations
C) Fortas's substantial-disruption test. A) Reverses the holding. B) Too broad. D) Tinker explicitly protects symbolic conduct.
The Fifteenth Amendment (1870) prohibits denial of the right to vote on the basis of:
Answer: A — Race, color, or previous condition of servitude
A) Text of the Fifteenth. B) Nineteenth. C) Twenty-Fourth. D) Twenty-Sixth. Classic AP off-by-one trap.
Political socialization is:
Answer: B — The process by which individuals form political opinions and identities through family, education, religion, media, peers, and life experience
Political socialization shapes political beliefs across the lifespan. Most influential during childhood and adolescence; family is typically the strongest predictor of partisan identification. Other agents: schools (civic education), religious institutions, media (esp. social media for younger cohorts), peer groups, major political events (formative for generational identity).
6 sample cards from the 200 in the bank.
What are enumerated powers?
Powers explicitly granted to Congress in Article I, Section 8 (e.g., tax, regulate commerce, declare war).
What is the trustee vs. delegate model of representation?
Trustee: votes own conscience/judgment. Delegate: votes as constituents wish. Politico: blend depending on issue.
Shaw v. Reno (1993)?
Racial gerrymandering violates the Equal Protection Clause.
What is political socialization?
Process by which people develop political beliefs, values, and behaviors. Key agents: family, education, peers, media, religion, major events.
How does a bill become law?
Bill introduced → committee → floor debate → vote in each chamber → reconciled → president signs (or veto with possible override).
What is the Hatch Act?
Limits political activities of federal employees — prevents partisan use of government office.
These samples are a small slice. The full bank runs flashcards, multiple choice and timed mock exams with per-chapter progress tracking, on the web and in the iOS app.
Open AP U.S. Government & Politics →
The AP U.S. Government & Politics bank holds 350 items: 150 multiple-choice questions, 200 flashcards. 18 of them are on this page to read free, with no signup.
Yes. Every multiple-choice item carries a written rationale that states the controlling principle behind the correct answer and then addresses each wrong option in turn — why it tempts and precisely where it fails. Knowing why the plausible answer was wrong is worth more than knowing which letter was right.
College Board AP U.S. Government and Politics Course and Exam Description — 5 CED units: Foundations of American Democracy; Interactions Among Branches of Government; Civil Liberties & Civil Rights; American Political Ideologies & Beliefs; Political Participation
The samples on this page are free to read in full, rationales included, with no account. The complete 350-item bank, the timed mock exams and per-chapter progress tracking are part of CoStudy on the web and in the iOS app.
Last reviewed 2026-08-22. Banks are written against the certifying body's published exam outline and re-checked when that outline changes — exams get renumbered, retired and reweighted, and a bank written to a superseded outline teaches the wrong proportions. Figures that are re-indexed annually are deliberately not asserted as rules; the questions test the governing principle instead.
This bank is written against the College Board's published exam material. Check the AP Course and Exam Descriptions for the current outline, fees and eligibility rules — those change, and the certifying body is the only authority on them. CoStudy is not affiliated with the College Board.