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The moment of inertia of a system of particles equation is used to estimate six different moments of inertia of rigid objects with constant density. Want Lecture Notes? This is an AP Physics 1 topic. Content Times: 0:10 Visualizing the examples 1:09 How we estimate 2:16 Thin rod  center of mass 2:57 Thin rod  one end 4:00 Thin, hollow cylinder  long cylindrical axis 6:32 Solid cylinder  long cylindrical axis 8:23 Solid sphere  center of mass 9:11 Thin, hollow sphere  center of mass 10:31 Important review points Multilingual? Please help translate Flipping Physics videos! Previous Video: Eggs in a Carton Moment of Inertia Problem Please support me on Patreon! Thank you to Christopher Becke, Andres Ramos, and Aarti Sangwan for being my Quality Control Team for this video.

 solid cylinder
 solid sphere
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Two equal mass eggs are placed at either end in an egg carton of negligible mass. The egg carton is initially rotated about its middle. If the egg carton is now rotated about one end, what is the final moment of inertia of the eggs relative to their initial moment of inertia? Want Lecture Notes? This is an AP Physics 1 topic. Content Times: 0:07 Translating the problem 0:47 Initial moment of inertia 1:52 Final moment of inertia 2:46 This is a rough estimate Next Video: Moments of Inertia of Rigid Objects with Shape Multilingual? Please help translate Flipping Physics videos! Previous Video: Introductory Moment of Inertia and Rotational Kinetic Energy Problem Please support me on Patreon! Thank you to Christopher Becke for being my Quality Control Team for this video.

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 moment of inertia
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Introductory Moment of Inertia and Rotational Kinetic Energy Problem
Flipping Physics posted a video in Rotational Motion
Three 20.0gram masses are 9.4 cm from an axis of rotation and rotating at 152 revolutions per minute. What is the moment of inertia of the threeobject system? The strings holding the masses are of negligible mass. Rotational Kinetic Energy is also solved for and correct units are determined. Want Lecture Notes? This is an AP Physics 1 topic. Content Times: 0:02 Demonstration 0:14 Translating the problem 0:57 Solving the problem 2:40 Moment of Inertia and angular velocity 3:35 Rotational Kinetic Energy 4:04 Fixing the units 6:27 Solving for joules 7:17 Comparing to Gravitational Potential Energy Next Video: Eggs in a Carton Moment of Inertia Problem Multilingual? Please help translate Flipping Physics videos! Previous Video: Moment of Inertia Introduction and Rotational Kinetic Energy Derivation Please support me on Patreon! Thank you to Scott Carter, Jonathan Everett, and Christopher Becke for being my Quality Control Team for this video.
 demonstration
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Moment of Inertia Introduction and Rotational Kinetic Energy Derivation
Flipping Physics posted a video in Rotational Motion
The concept of kinetic energy applied to a stationary, rotating wheel is used to define Moment of Inertia and derive Rotational Kinetic Energy. Moment of Inertia is demonstrated. Want Lecture Notes? This is an AP Physics 1 topic. Content Times: 0:07 Kinetic Energy of rotation 2:24 Defining Moment of Inertia 3:00 Defining Rotational Kinetic Energy 4:29 “Rotational Mass” 5:44 Demonstration #1 6:45 Demonstration #2 Next Video: Introductory Moment of Inertia and Rotational Kinetic Energy Problem Multilingual? Please help translate Flipping Physics videos! Previous Video: Conical Pendulum Demonstration and Problem Please support me on Patreon! Thank you to Scott Carter, Kevin Kulka, Jonathan Everett, and Christopher Becke for being my Quality Control Team for this video.
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 projectile motion
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Throwing a Ball in a Boat  Demonstrating Center of Mass
Flipping Physics posted a video in Dynamics
When I throw a massive ball to the left such that it lands in the other end of the canoe, what will happen to the positions of the objects? What if the ball does not land in the canoe? This video provides answers and solutions to those questions. Want Lecture Notes? This is an AP Physics 1 topic. Content Times: 0:01 Ball lands in canoe center of mass question 0:52 Demonstrating the answer 1:16 Explaining the answer 3:31 What is the ball lands outside the canoe? 4:28 Demonstrating the answer 5:08 The math solution 8:03 The physics works! Multilingual? Please help translate Flipping Physics videos! Previous Video: Center of Mass of an Object with a Hole Please support me on Patreon! Thank you to Will Longsworth, Christopher Becke, Jonathan Everett, Scott Carter, and Aarti Sangwan for being my Quality Control Team for this video. Thank you to Youssef Nasr for transcribing the English subtitles of this video.
 center of gravity
 newtons second law

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How to find the center of mass of an object with a missing piece. Want Lecture Notes? This is an AP Physics 1 topic. Content Times: 0:07 The problem 1:18 Center of mass locations 2:59 Solving the problem 5:14 Testing the answer Next Video: Throwing a Ball in a Boat  Demonstrating Center of Mass Multilingual? Please help translate Flipping Physics videos! Previous Video: Center of Mass of an Irregular Object Please support me on Patreon! Thank you to Christopher Becke, Jonathan Everett, and Scott Carter for being my Quality Control Team for this video. Thank you to Youssef Nasr for transcribing the English subtitles of this video.

 projectile motion
 hang test
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How to find the center of mass of an irregularly shaped, flat object. Want Lecture Notes? This is an AP Physics 1 topic. Content Times: 0:08 The problem 0:57 Translating the problem 2:52 Area instead of mass 4:42 Solving the problem 6:05 Understanding the answer Next Video: Center of Mass of an Object with a Hole Multilingual? Please help translate Flipping Physics videos! Previous Video: Calculating the Center of Mass of a System of Particles Please support me on Patreon! Thank you to Christopher Becke, Jonathan Everett, Scott Carter, and Aarti Sangwan for being my Quality Control Team for this video. Thank you to Youssef Nasr for transcribing the English subtitles of this video.

 projectile motion
 hang test
 (and 7 more)

Three point objects are located at various locations on a Cartesian coordinate system. Mass 1, with a mass of 1.1 kg, is located at (1.0,1.5) m. Mass 2, with a mass of 3.4 kg, is located at (3.0,1.0) m. Mass 3, with a mass of 1.3 kg, is located at (1.5,2.5) m. Where is the center of mass of the threeobject system? Want Lecture Notes? This is an AP Physics 1 topic. Content Times: 0:07 The problem 2:30 The equation 4:16 Solving the problem 5:51 Not the centroid! Next Video: Center of Mass of an Irregular Object Multilingual? Please help translate Flipping Physics videos! Previous Video: Do Your Feet Affect How Far You Slide on a Water Slide? Please support me on Patreon! Thank you to Christopher Becke, Jonathan Everett, Scott Carter, Kathy Willard, and Kevin Kulka for being my Quality Control Team for this video. Thank you to Youssef Nasr for transcribing the English subtitles of this video. Picture credits: Cartesian Coordinate System https://commons.wikimedia.org/wiki/File:Cartesiancoordinatesystem.svg René Descartes https://commons.wikimedia.org/wiki/File:Frans_Hals__Portret_van_René_Descartes.jpg

 example
 center of mass
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Harnessing the Power of Spreadsheets in Physics
Flipping Physics posted a video in Introductory Concepts
Basic demonstration of how to use spreadsheets in an introductory physics class. Topics listed below. This is an AP Physics 1 topic. Content Times: 0:33 Basic data collection 0:58 Inputting data 3:45 Equations 8:39 Graphs or charts 12:40 Correcting mistakes 14:08 Formatting charts 15:23 Bestfit lines or trendlines 19:52 Helpful tips 21:50 Printing Multilingual? Please help translate Flipping Physics videos! Another Video: Introduction to Projectile Motion Please support me on Patreon! Thank you to Scott Carter, Christopher Becke, and Sawdog for being my Quality Control Team for this video. Thank you to Youssef Nasr for transcribing the English subtitles of this video.
 formatting
 charts
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Creating Circular Motion from Sine and Cosine Curves
Flipping Physics posted a video in Oscillations
Demonstrating how sine and cosine simple harmonic motion waves can create circular motion. Want Lecture Notes? This is an AP Physics 1 topic. Content Times: 0:01 yposition 0:31 xposition 1:35 Combining motions Multilingual? Please help translate Flipping Physics videos! Previous Video: Demonstrating Position, Velocity, and Acceleration of a MassSpring System Please support me on Patreon! Thank you to Scott Carter, Christopher Becke, and Sawdog for being my Quality Control Team for this video. Thank you to Youssef Nasr for transcribing the English subtitles of this video.
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 circular motion

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Demonstrating Position, Velocity, and Acceleration of a MassSpring System
Flipping Physics posted a video in Oscillations
A “live” demonstration of of collecting position, velocity, and acceleration of a vertical massspring system. Want Lecture Notes? This is an AP Physics 1 topic. Content Times: 0:30 The basic setup 1:24 The equations 2:15 Position vs. Time 3:20 Velocity vs. Time 3:58 Acceleration vs. Time 5:20 Determining Period 7:09 Determining Spring Constant 8:14 Bestfit sine curve Next Video: Creating Circular Motion from Sine and Cosine Curves Multilingual? Please help translate Flipping Physics videos! Previous Video: Simple Harmonic Motion  Graphs of Mechanical Energies Please support me on Patreon! Thank you to Christopher Becke for being the sole member of my Quality Control Team for this video. Thank you to Youssef Nasr for transcribing the English subtitles of this video.
 angular frequency
 spring constant
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Simple Harmonic Motion  Graphs of Mechanical Energies
Flipping Physics posted a video in Oscillations
Kinetic energy and elastic potential energy as functions of time graphs for a horizontal massspring system in simple harmonic motion are demonstrated. Conservation of energy is shown. Want Lecture Notes? This is an AP Physics 1 topic. Content Times: 0:12 The positions 0:40 Kinetic energy 1:49 Elastic potential energy 2:44 Total mechanical energy 5:10 Including friction Next Video: Demonstrating Position, Velocity, and Acceleration of a MassSpring System Multilingual? Please help translate Flipping Physics videos! Previous Video: Simple Harmonic Motion  Graphs of Position, Velocity, and Acceleration Please support me on Patreon! Thank you to Scott Carter, Christopher Becke, and Sawdog for being my Quality Control Team for this video. Thank you to Youssef Nasr for transcribing the English subtitles of this video.
 mechanical energy
 graph
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Simple Harmonic Motion  Graphs of Position, Velocity, and Acceleration
Flipping Physics posted a video in Oscillations
Position, velocity, and acceleration as a function of time graphs for an object in simple harmonic motion are shown and demonstrated. Want Lecture Notes? This is an AP Physics 1 topic. Content Times: 0:01 Reviewing the equations 1:46 Position graph 2:50 Velocity graph 4:10 Acceleration graph 5:48 Velocity from position 7:19 Acceleration from velocity Next Video: Simple Harmonic Motion  Graphs of Mechanical Energies Multilingual? Please help translate Flipping Physics videos! Previous Video: Simple Harmonic Motion  Velocity and Acceleration Equation Derivations Please support me on Patreon! Thank you to Scott Carter, Christopher Becke, and Sawdog for being my Quality Control Team for this video. Thank you to Youssef Nasr for transcribing the English subtitles of this video.
 centripetal acceleration
 tangential velocity
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Simple Harmonic Motion  Velocity and Acceleration Equation Derivations
Flipping Physics posted a video in Oscillations
Deriving the velocity and acceleration equations for an object in simple harmonic motion. Uses calculus. Want Lecture Notes? This is an AP Physics 1 topic. Content Times: 0:01 Reviewing the position equation 2:08 Deriving the velocity equation 3:54 Deriving the acceleration equation Next Video: Simple Harmonic Motion  Graphs of Position, Velocity, and Acceleration Multilingual? Please help translate Flipping Physics videos! Previous Video: Simple Harmonic Motion  Position Equation Derivation Please support me on Patreon! Thank you to Scott Carter, Christopher Becke, and Sawdog for being my Quality Control Team for this video. Thank you to Youssef Nasr for transcribing the English subtitles of this video.
 simple harmonic motion
 circular motion
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Simple Harmonic Motion  Position Equation Derivation
Flipping Physics posted a video in Oscillations
Deriving the position equation for an object in simple harmonic motion. Want Lecture Notes? This is an AP Physics 1 topic. Content Times: 0:01 Reviewing circular motion vs. simple harmonic motion 0:24 Defining x position 1:13 Using angular velocity 3:18 The position equation 3:31 Visualizing the position equation 5:16 The phase constant 6:49 Angular frequency Next Video: Simple Harmonic Motion  Velocity and Acceleration Equation Derivations Multilingual? Please help translate Flipping Physics videos! Previous Video: Comparing Simple Harmonic Motion to Circular Motion  Demonstration Please support me on Patreon! Thank you to Andres Ramos, Sawdog, Christopher Becke, Scott Carter, and Jonathan Everett for being my Quality Control Team for this video. Thank you to Youssef Nasr for transcribing the English subtitles of this video.
 angular frequency
 circular motion
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Comparing Simple Harmonic Motion to Circular Motion  Demonstration
Flipping Physics posted a video in Oscillations
Demonstrating that Circular Motion, when viewed from the side, is Simple Harmonic Motion. Want Lecture Notes? This is an AP Physics 1 topic. Content Times: 0:17 The demonstration 1:21 Position vs. time Next Video: Simple Harmonic Motion  Position Equation Derivation Multilingual? Please help translate Flipping Physics videos! Previous Video: Frequency vs. Period in Simple Harmonic Motion Please support me on Patreon! Thank you to Christopher Becke, Andres Ramos, Aarti Sangwan, and Sawdog for being my Quality Control Team for this video. Thank you to Youssef Nasr for transcribing the English subtitles of this video. 
Frequency, f, is defined and related to Period, T. Two demonstrations are shown and frequency solved for. Want Lecture Notes? This is an AP Physics 1 topic. Content Times: 0:13 Definition of period, T 1:00 Definition of frequency, f 1:40 Demonstration #1 3:05 Demonstration #2 Next Video: Comparing Simple Harmonic Motion to Circular Motion  Demonstration Multilingual? Please help translate Flipping Physics videos! Previous Video: Triple the Mass in a MassSpring System. How does Period Change? Please support me on Patreon! Thank you to Christopher Becke, Andres Ramos, Aarti Sangwan, and Sawdog for being my Quality Control Team for this video. Thank you to Youssef Nasr for transcribing the English subtitles of this video.

 demonstration
 cycles per second
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Triple the Mass in a MassSpring System. How does Period Change?
Flipping Physics posted a video in Oscillations
If the mass in a massspring system is tripled, how does the period change? Solution is worked out and then demonstrated. Want Lecture Notes? This is an AP Physics 1 topic. Content Times: 0:07 Translating the problem 0:27 Solving the problem 1:32 Demonstrating the solution Thank you to Anish, Kevin, and Olivia for being my “substitute students” in this video! Next Video: Frequency vs. Period in Simple Harmonic Motion Multilingual? Please help translate Flipping Physics videos! Previous Video: Demonstrating What Changes the Period of Simple Harmonic Motion Please support me on Patreon! Thank you to Aarti Sangwan, Sawdog, and Christopher Beckefor being my Quality Control Team for this video. Thank you to Youssef Nasr for transcribing the English subtitles of this video.
 period
 sustitute students
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AP Physics C: Electricity and Magnetism (E&M) 2018 Free Response Solutions
FizziksGuy posted a video in Exam Prep

Walkthrough of the 2018 AP Physics 2 Free Response Questions. Questions can be found at https://apcentral.collegeboard.org/pdf/ap18frqphysics2.pdf For more information, please visit http://aplusphysics.com *AP and Advanced Placement Program are registered trademarks of the College Board, which does not sponsor or endorse this work.

Walkthrough of the 2018 AP Physics 1 Free Response Questions. Questions can be found at https://apcentral.collegeboard.org/pdf/ap18frqphysics1.pdf For more information, please visit http://aplusphysics.com *AP and Advanced Placement Program are registered trademarks of the College Board, which does not sponsor or endorse this work.

Demonstrating What Changes the Period of Simple Harmonic Motion
Flipping Physics posted a video in Oscillations
Period of simple harmonic motion is defined and demonstrated. Equations for period of massspring systems and pendulums are given. What changes the period is demonstrated. Want Lecture Notes? This is an AP Physics 1 topic. Content Times: 0:01 Defining period, T 0:47 Demonstrating period 2:50 Period equations 4:00 Does amplitude affect T? 4:35 Does g affect T for massspring system? 4:54 Does mass affect T for pendulum? 5:40 Increase mass in massspring system? 6:01 Increase k in massspring system? 6:24 Increase pendulum length? 6:50 Increase g for a pendulum? 7:26 Does A really not affect pendulum? Thank you to Anish, Kevin, and Olivia for being my “substitute students” in this video! Next Video: Triple the Mass in a MassSpring System. How does Period Change? Multilingual? Please help translate Flipping Physics videos! Previous Video: When is a Pendulum in Simple Harmonic Motion? Please support me on Patreon! Thank you to Aarti Sangwan, Sawdog, and Christopher Beckefor being my Quality Control Team for this video. Thank you to Youssef Nasr for transcribing the English subtitles of this video.
 simple pendulum
 center of suspension
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A Silent Film in honor of #DayofSilence to clarify the differences between angular, tangential, and centripetal accelerations. Want Lecture Notes? This is an AP Physics 1 topic. Content Times: 0:20 The three accelerations 0:43 One difference is their units 1:22 How are tangential and centripetal acceleration different? 2:10 Which accelerations are required for circular motion? 3:01 What happens at constant angular velocity? 3:31 More about angular acceleration 4:25 Review Thank you Bronson Hoover of dnbstudios for your original music composition. Your music offer was the video’s catalyst. “What will you do to end the silence?" Next Video: Conical Pendulum Demonstration and Problem Multilingual? Please help translate Flipping Physics videos! Previous Video: The Right Hand Rule for Angular Velocity and Angular Displacement Please support me on Patreon! Thank you to Bilge Deniz Kocak, Sawdog, and Christopher Becke for being my Quality Control Team for this video. Thank you to Youssef Nasr for transcribing the English subtitles of this video.

 rotational kinematics
 angular acceleration
 (and 7 more)
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