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  3. AP Physics 1 - Q&A: Rotational Motion, Momentum & Torque

ap physics 1 - q&a: rotational motion, momentum & torque

originally streamed in 2020 with Erin Brzusek & Jacob JeffriesStudents
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Get your AP Physics 1 questions answered in this student Q&A session with Erin and Jacob. We tackle rotational motion, torque, waves, momentum, and other challenging topics students asked about. Perfect for exam prep and strengthening your understand ...more

curriculum note

This video was recorded for the 2020 COVID-modified AP exam, which had only two FRQs and covered units 1–7. The current AP Physics 1 exam format and structure are different — check College Board for up-to-date exam details.

covered in this stream

units
Unit 4 – Linear MomentumUnit 5 – Torque and Rotational DynamicsUnit 6 – Rotating Systems: Energy & MomentumUnit 7 – OscillationsUnit 3 – Work, Energy, and Power
topics
4.1 Linear Momentum4.2 Change in Momentum and Impulse4.3 Conservation of Linear Momentum4.4 Elastic and Inelastic Collisions2.2 Forces and Free-Body Diagrams2.5 Newton's Second Law2.7 Kinetic and Static Friction5.3 Torque5.4 Rotational Inertia5.5 Rotational Equilibrium and Newton's First Law in Rotational Form5.6 Newton's Second Law in Rotational Form6.1 Rotational Kinetic Energy6.3 Angular Momentum and Angular Impulse6.4 Conservation of Angular Momentum7.2 Frequency and Period of SHM7.3 Representing and Analyzing SHM7.4 Energy of Simple Harmonic Oscillators3.3 Potential Energy3.4 Conservation of Energy

timestamps

  • 0:00

    Q&A Session

  • 0:31

    Momentum and Impulse

  • 1:02

    Collisions Overview

  • 1:33

    Force-Time Graphs

  • 2:03

    Momentum Vectors

  • 2:34

    Circuits Question

  • 3:37

    Physics Stream Details

  • 4:08

    First FRQ: Wheel on Ramp

  • 4:39

    Free Body Diagram

  • 6:13

    Friction Force

  • 8:17

    Angular Velocity Change

  • 11:22

    Linear Acceleration Derivation

  • 13:56

    Ice Block Experiment

  • 15:27

    End of First FRQ

  • 15:59

    Second FRQ: Plunger and Blocks

  • 16:59

    Center of Mass Speed Graph

  • 20:06

    Sphere Angular Momentum

  • 22:40

    Third FRQ: Pulley System

  • 25:46

    Acceleration Derivation

  • 28:51

    Adding Block Three

  • 31:31

    Torque Key Points

  • 35:07

    Vertical Spring System

  • 38:48

    Mass Effect on Period

  • 40:54

    Potential Energy Graphs

  • 41:27

    Bridge Equilibrium Problem

  • 53:54

    Oscillations with Angles

  • 59:04

    Pendulum Comparison

  • 1:02:46

    Studying Tips

  • 1:04:53

    Rocket Propulsion Question

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AP® and SAT® are trademarks registered by the College Board, which is not affiliated with, and does not endorse this website.

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Fiveable

Study Content & Tools

Study GuidesFRQs + AI ScoringAP Essay Grader for StudentsAI Grading for TeachersPractice QuestionsGlossaryScore Calculators

Company

What's New?PricingBulk DiscountsTestimonialsFAQsEmail us

Resources

AP Exam Schedule 2027AP Exam AccommodationsAP ClassesAP ClassroomEasiest AP ClassesHardest AP ClassesAP vs IBAP vs Dual EnrollmentAP vs Honors ClassesAP Scholar Awards

history

🌎 ap world history🇺🇸 ap us history🇪🇺 ap european history

social science

✊🏿 ap african american studies🗳️ ap comparative government🚜 ap human geography💶 ap macroeconomics🤑 ap microeconomics🧠 ap psychology👩🏾‍⚖️ ap us government

english & capstone

✍🏽 ap english language📚 ap english literature🔍 ap research💬 ap seminar

arts

🎨 ap art & design🖼️ ap art history🎵 ap music theory

science

🧬 ap biology🧪 ap chemistry♻️ ap environmental science🎡 ap physics 1🧲 ap physics 2💡 ap physics c: e&m⚙️ ap physics c: mechanics

math & computer science

🧮 ap calculus ab♾️ ap calculus bc📐 ap precalculus📊 ap statistics💻 ap computer science a⌨️ ap computer science p

world languages

🇨🇳 ap chinese🇫🇷 ap french🇩🇪 ap german🇮🇹 ap italian🇯🇵 ap japanese🏛️ ap latin🇪🇸 ap spanish language💃🏽 ap spanish literature

career kickstart

💼 ap business with personal finance🔒 ap cybersecurity

go beyond AP

high school exams

✏️ PSAT🎓 Digital SAT🎒 ACT

honors classes

🍬 honors algebra II🫀 honors anatomy🐇 honors biology👩🏽‍🔬 honors chemistry💲 honors economics📐 honors geometry⚾️ honors physics📏 honors pre-calculus📊 honors statistics🗳️ honors us government🇺🇸 honors us history🌎 honors world history

college classes

👩🏽‍🎤 arts👔 business🎤 communications🏗️ engineering📓 humanities➗ math🧑🏽‍🔬 science💶 social science

hs classes

🏛️ alabama history⛰️ appalachian studies🌴 california history🌍 earth science🌐 ethnic studies🐊 florida history🍑 georgia history🌎 global studies🌺 hawaiian studies📰 journalism🪶 native american studies🌵 new mexico history🤠 oklahoma history⚗️ physical science🎙️ speech and debate🤝 texas government🤠 texas history🌲 washington state history🕊️ world religions
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© 2026 Fiveable Inc. All rights reserved.

AP® and SAT® are trademarks registered by the College Board, which is not affiliated with, and does not endorse this website.