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AP Biology: Biological System Interactions Drill 1, Problem 1. Complete the sentence about a saturated fatty acid.

AP Biology: Essential Life Process Information Drill 1, Problem 1. If one parent is heterozygous for the sickle cell trait while the other par...

AP Biology: Evolution Drives the Diversity and Unity of Life Drill 1, Problem 1. The first cells on planet Earth were likely what?

AP Calculus: Problem Explanation Limits Drill 1, Problem 1. Which of the following are true about the pictured function?

AP Calculus: AB/BC Limits Drill 1, Problem 5. Evaluate the limit.

Breathe in deeply through the nose... Now slowly exhale... Breathe in... And out... Now visualize the graph of the limit of f(x) as x approaches 2....

AP Chemistry 2.2 Chemical Reaction Rates. What would happen to the reaction?

AP Chemistry 2.2 Laws of Thermodynamics. What is the ΔG and the spontaneity of the reacton?

AP Chemistry 1.4 Forming and Breaking Bonds. What is the correct expression for the equilibrium constant, Keq?

We're looking for a term that describes Iran's economy. But we'd rather the answer is in English rather than in Persian. Go figure.

Get ready to work with classes in Java. Don't worry. We've thrown some penguins in there to spice things up.

Here we're looking for the correct implementation of the "compareTo" function. Shall we compareTheeTo a summer's day? Eh, probably not a bad idea....

AP English Language and Composition: Passage Drill Drill 1, Problem 2. What is the speaker's primary purpose in using onomatopoeia in line four?

AP English Literature and Composition 1.1 Passage Drill 7. The primary purpose of this passage is what?

Wishing upon a star may help you pass your AP English Language and Composition test, but answering this question would be a safer bet.

AP English Literature and Composition 1.4 Passage Drill 3. How is Burne's view of pacifism best characterized in lines 57 through 67?

AP English Literature and Composition 1.6 Passage Drill 5. Death is primarily characterized as what?

AP® English Literature and Composition Passage Drill 2, Problem 1. What claim does Bacon make that contradicts the maxim "Whatsoever is delig...

AP European History Period 1: 1450-1648 Drill 2, Problem 1. As a result of the meeting in the image, which of the following occurred?

AP European History Period 3: 1815-1914 Drill 2, Period 1, Les Demoiselles d'Avignon represented the beginning of which of the following art m...

AP European History Period 3: 1815-1914 Drill 2, Problem 4. Paintings like the one depicted above were a direct reflection of what?

AP Human Geography 2.5 Intro to Geography. Economic drawbacks of globalization include what?

How is a region defined? By climate? By the people? By whether or not its citizens have to put up with Time Warner?

AP Human Geography 2.3 Intro to Geography. Which of the following scales would be most appropriate for a map of North and South America that would...

AP Macroeconomics 1.4 Measurement of Economic Performance. Which is not a measure of economic performance?

AP Macroeconomics 1.1 Measurement of Economic Performance. How do we measure net Domestic Product?

AP Macroeconomics 1.2 Measurement of Economic Performance. What is inflation?

AP Microeconomics 1.6 Basic Economic Concepts Review Drill. What does this point on the production possibilities curve represent?

AP Microeconomics 1.8 Basic Economic Concepts. What among the following may not be your opportunity cost?

AP Microeconomics 1.4 Basic Economic Concepts. Which of the following is suggested by the slope of the production possibilities curve below?

AP Music Theory 4.3 Score Analysis. Identify the errors.

AP Music Theory 4.4 Score Analysis. Identify the errors in either pitch or rhythm. 

AP Music Theory 4.5 Score Analysis. Please identify the error in either pitch or rhythm.

AP Physics 2: 2.5 Changes and Conservation Laws. Which of the following will occur?

AP Physics 1: 2.5 Changes and Conservation Law. At what point(s) in this situation is energy lost in any form?

AP Physics 1: 1.4 Waves. Which of the following is technically true for Max as he stands at the edge of oblivion? 

AP Physics 2: 2.4 Systems Interactions and Changes: Determine the radius R1.

AP Physics 2: 1.5 Object Interaction and Forces. How does the strong nuclear force work?

AP Physics 2: 1.5 Changes and Conservation Laws. Which of the following statements is correct?

AP Physics 2: 1.1 Properties of Objects and Systems. What is the magnitude and direction of the conventional current in this wire?

AP Physics B: Newtonian Mechanics Section Drill 2, problem 1. What is the acceleration due to gravity for objects dropped near the surface of Europa?

AP® Physics B: Newtonian Mechanics Drill 1, Problem 3. With what acceleration does lunch arrive?

AP Psychology 3.2 States of Consciousness. Which brain structure acts as the bodies internal clock?

AP Psychology 2.2 Social Psychology. Which of the following was an independent variable manipulated in Asch's research?

AP Psychology 1.1 Personality. According to Freud, these three parts of personality are constantly in conflict.

AP Statistics 5.1 Exploring Data. What does this information tell us about the data?

Want to pull an Oliver Twist and ask us for more? We've gotcha covered. Head over to /video/subjects/math/test-prep/ap-statistics/ for more AP...

AP Statistics 2.2 Exploring Data. This five-number summary indicates a distribution that is possibly...what?

AP U.S. Government 1.1 Institutions of National Government. What was the scale of representation in the House of Representatives when the Constitut...

AP U.S. Government 2.2 Public Policy. What did the Budget Impoundment Control Act do?

AP U.S. Government 2.3 Civil Rights and Liberties. Classifications based on sexual orientation receive...what?

AP U.S. History Exam 2.48. Which of the following had the greatest influence on the movement Steinem refers to in the excerpt?

The appeal of city living has always been strong. Can you figure out why new immigrants chose to live in big cities? Hint: they weren't trying to b...

AP U.S. History Exam 2.54. Given the excerpt, many critics of the war on terrorism believed that...what?

AP World History 1.2 Industrialization and Global Integration, c. 1750 to c. 1900. All of the following are innovations of the Industrial Revolutio...

AP World History 2.5 Industrialization and Global Integration, c. 1750 to c.1900. What was the relationship between abolitionist movements and wome...

AP World History 4.3 Industrialization and Global Integration, c. 1750 to c. 1900. What was the immediate cause of the First Sino-Japanese War?