Flipping Physics
Circular Motion Fundamentals: Tangential Velocity, Centripetal Acceleration, and Force in AP Physics 1
This review of circular motion explains key concepts such as tangential velocity, centripetal acceleration, and how objects move in circular paths. Tangential velocity is always perpendicular to the radius, while centripetal acceleration...
Flipping Physics
Understanding Relative Motion: One-Dimensional Frames of Reference in AP Physics 1
This section, we explain the concept of relative motion, emphasizing that the motion of an object depends on the observer's frame of reference. In AP Physics 1, relative motion is limited to one dimension. A common example involves two...
Curated Video
High schools face exam anxiety after years of pandemic learning
Some high school students are anxiously preparing to write exams for the first time ever, since many schools paused the tests during the height of the pandemic. It's reigniting a debate among educators over whether exams are truly the...
Khan Academy
Khan Academy: Preparing for the Ap Us History Exam
US History expert, Kim, walks through the skills you need to succeed in the AP US History exam.
Khan Academy
Khan Academy: Ap Us History Long Essay Example 3
US history expert offers an example outline for the long essay portion of the AP US History exam. [10:28]
Khan Academy
Khan Academy: Ap Us History Long Essay Example 2
US History expert, Kim, demonstrates the process of gathering evidence for writing the long essay and deciding what argument to make. [9:26]
Khan Academy
Khan Academy: Ap Us History Dbq Example 1
Kim explains the basic strategy of approaching the Document-Based Question (DBQ) on the AP US History exam. [4:33]
Khan Academy
Khan Academy: Ap Us History Short Answer Example 2
Kim talks about how to approach the short answer section on the AP US History exam. [4:21]
Khan Academy
Khan Academy: Ap Us History Short Answer Example 1
KA's US history fellow Kim Kutz explains how to approach the short answer section on the AP US History exam. [7:13]
Khan Academy
Khan Academy: Ap Us History Multiple Choice Example 2
KA's US history fellow Kim Kutz does another example multiple choice question from the AP US History exam. [5:03]
Khan Academy
Khan Academy: Ap Us History Multiple Choice Example 1
Kim demonstrates how to approach the multiple choice section on the AP US History exam. [11:51]
Khan Academy
Khan Academy: Ap Us History Long Essay Example 1
Kim explains the general strategy for approaching the long essay section on the AP US History exam. [10:29]
Khan Academy
Khan Academy: Ap Us History Dbq Example 4
Kim explains how to use the themes identified in the primary documents as an outline, and demonstrates how to include those documents in the final essay. [12:44]
Khan Academy
Khan Academy: Ap Us History Dbq Example 3
Kim analyzes the last of the documents, identifies themes, and writes a thesis statement. [13:34]
Khan Academy
Khan Academy: Ap Us History Dbq Example 2
Kim talks about how to analyze the documents in the document-based question section of the AP US History exam. [9:49]
Khan Academy
Khan Academy: Stereotypes Stereotype Threat, and Self Fulfilling Prophecy
Understand stereotype threats and self-fulfilling prophecies as they relate to prejudice. [6:13]