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Showing results for tags 'conservation'.
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Name: Impulse for Two Objects being Attracted to One Another Category: Circular Motion & Gravity Date Added: 2018-03-11 Submitter: Flipping Physics In a universe devoid of anything else, two identical spheres of mass, m, and radius, R, are released from rest when they have a distance between their centers of mass of X. Find the magnitude of the impulse delivered to each sphere until just before they make contact. Want Lecture Notes? This is an AP Physics 1 topic. Content Times: 0:07 Translating the problem 1:26 Applicable impulse equations 2:13 Conservation of mechanical energy 3:28 Showing a common mistake 4:00 Solving the problem Next Video: Force of Gravity and Gravitational Potential Energy Functions from Zero to Infinity (but not beyond) Multilingual? Please help translate Flipping Physics videos! Previous Video: Mechanical Energy of a Satellite in Circular Orbit Please support me on Patreon! Thank you to Aarti Sangwan, Sawdog, Jonathan Everett, Christopher Becke, 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. Impulse for Two Objects being Attracted to One Another -
Name: AP Physics C: Simple Harmonic Motion Review (Mechanics) Category: Oscillations & Gravity Date Added: 2017-04-30 Submitter: Flipping Physics Calculus based review of Simple Harmonic Motion (SHM). SHM is defined. A horizontal mass-spring system is analyzed and proven to be in SHM and it’s period is derived. The difference between frequency and angular frequency is shown. The equations and graphs of position, velocity, and acceleration as a function of time are analyzed. the phase constant Phi is explained. And Conservation of Mechanical Energy in SHM is discussed. For the calculus based AP Physics C mechanics exam. Want Lecture Notes? Content Times: 0:12 Defining simple harmonic motion (SHM) 0:53 Analyzing the horizontal mass-spring system 2:26 Proving a horizontal mass-spring system is in SHM 3:38 Solving for the period of a mass-spring system in SHM 4:39 Are frequency and angular frequency the same thing? 5:16 Position as a function of time in SHM 5:44 Explaining the phase constant Phi 6:19 Deriving velocity as a function of time in SHM 7:33 Deriving acceleration as a function of time in SHM 9:05 Understanding the graphs of position, velocity, and acceleration as a function of time in SHM 12:16 Conservation of Mechanical Energy in SHM Multilingual? Please help translate Flipping Physics videos! AP Physics C Review Website Next Video: AP Physics C: Equations to Memorize (Mechanics) Previous Video: AP Physics C: Universal Gravitation Review (Mechanics) Please support me on Patreon! Thank you to Sawdog for being my Quality Control individual for this video. AP Physics C: Simple Harmonic Motion Review (Mechanics)
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Name: AP Physics C: Rotational Dynamics Review - 2 of 2 (Mechanics) Category: Rotational Motion Date Added: 2017-04-28 Submitter: Flipping Physics Calculus based review of the cross product torque equation, how to do a unit vector cross product problem, rotational equilibrium, the rotational form of Newton’s second law, the angular momentum of a particle and of a rigid object with shape, the derivation of conservation of angular momentum, and a conservation of angular momentum example problem which reviews a lot of the pieces necessary to understand conservation of angular momentum. For the calculus based AP Physics C mechanics exam. Want Lecture Notes? Content Times: 0:15 The cross product torque equation 1:10 Unit vector cross product example problem 3:32 Rotational equilibrium definition 4:55 Rotational form of Newton’s second law 5:37 Angular momentum of a particle 7:08 Angular momentum of a rigid object with shape 7:49 Conservation of angular momentum derivation 8:57 Conservation of angular momentum example problem 10:57 Visualizing the problem 12:04 The conservation of angular momentum equation 12:54 Solving for the constant value of the variable y. 14:04 Substituting in known values 15:38 Does our variable answer make sense? Multilingual? Please help translate Flipping Physics videos! AP Physics C Review Website Next Video: AP Physics C: Rotational vs. Linear Review (Mechanics) Previous Video: AP Physics C: Rotational Dynamics Review - 1 of 2 (Mechanics) Please support me on Patreon! Thank you to Sawdog for being my Quality Control individual for this video. AP Physics C: Rotational Dynamics Review - 2 of 2 (Mechanics)
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Name: 2D Conservation of Momentum Example using Air Hockey Discs Category: Momentum and Collisions Date Added: 2017-05-21 Submitter: Flipping Physics A 28.8 g yellow air hockey disc elastically strikes a 26.9 g stationary red air hockey disc. If the velocity of the yellow disc before the collision is 33.6 cm/s in the x direction and after the collision it is 10.7 cm/s at an angle 63.4° S of E, what is the velocity of the red disc after the collision? This is an AP Physics 1 topic. Want Lecture Notes? Content Times: 0:12 The problem 1:49 Breaking the initial velocity of disc 1 into its components 3:06 Conservation of momentum in the x-direction 5:24 Conservation of momentum in the y-direction 6:26 Solving for the final velocity of disc 2 using its components 8:40 Was this an elastic collision? 12:39 Movie Character Day! Multilingual? Please help translate Flipping Physics videos! Next Video: Introduction to Circular Motion and Arc Length Previous Video: Review of Mechanical Energy and Momentum Equations and When To Use Them! Please support me on Patreon! Thank you to my Quality Control help: Christopher Becke, Scott Carter and Jennifer Larsen "Nombre de los vientos". Licensed under Public domain via Wikimedia Commons - 2D Conservation of Momentum Example using Air Hockey Discs
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Name: Review of Mechanical Energy and Momentum Equations and When To Use Them! Category: Momentum and Collisions Date Added: 2017-02-16 Submitter: Flipping Physics By the time students learn about all the equations for mechanical energy, momentum, impulse and impact force, they often start to confuse the equations with one another. This is a straightforward, simple look at all of those equations and when to use them. This is an AP Physics 1 Topic. Want Lecture Notes? Content Times: 0:14 Tacky Sweater Day! 0:22 Conservation of Mechanical Energy 0:54 Work due to Friction equals Change in Mechanical Energy 1:30 Net Work equals change in Kinetic Energy 3:01 Conservation of Momentum does NOT require the work due to friction to be zero 3:28 The initial and final points when dealing with momentum are predetermined 3:56 Impulse does not equal Impact Force Thank you to Sophie Jones and her family for letting me use six of their sweaters in this video! Next Video: 2D Conservation of Momentum Example using Air Hockey Discs Multilingual? Please help translate Flipping Physics videos! Previous Video: Impulse Comparison of Three Different Demonstrations Please support me on Patreon! Thank you to my Quality Control help: Christopher Becke, Scott Carter and Jennifer Larsen Review of Mechanical Energy and Momentum Equations and When To Use Them!
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Name: Using Impulse to Calculate Initial Height Category: Momentum and Collisions Date Added: 2017-02-03 Submitter: Flipping Physics A 66 g beanbag is dropped and stops upon impact with the ground. If the impulse measured during the collision is 0.33 N·s, from what height above the ground was the beanbag dropped? This is an AP Physics 1 Topic. Want Lecture Notes? Content Times: 0:12 Superhero Day! 0:56 The problem 1:39 Splitting the problem in to two parts 2:32 Using Impulse for part 2 3:30 Using Conservation of Energy for part 1 4:45 What went wrong? Next Video: Impulse Comparison of Three Different Demonstrations Multilingual? Please help translate Flipping Physics videos! Previous Video: Review of Momentum, Impact Force, and Impulse Thanks to Adam Herz for letting me borrow a VHS copy of our high school video yearbook which he was instrumental in the creating of. Please support me on Patreon! Thank you to my Quality Control help: Christopher Becke and Jennifer Larsen Using Impulse to Calculate Initial Height
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Name: Review of Momentum, Impact Force, and Impulse Category: Momentum and Collisions Date Added: 2017-01-26 Submitter: Flipping Physics An important review highlighting differences between the equations for Conservation of Momentum, Impact Force and Impulse. Want lecture notes? This is an AP Physics 1 Topic. Content Times: 0:17 Conservation of Momentum 1:01 An explosion is a collision in reverse 1:22 Impact Force 1:39 Impulse 2:16 Impulse equals 3 things 2:53 How many objects are in these equations? A big THANK YOU to Elle Konrad who let me borrow several of her old dance costumes! Next Video: Using Impulse to Calculate Initial Height Multilingual? Please help translate Flipping Physics videos! Previous Video: Demonstrating How Helmets Affect Impulse and Impact Force Please support me on Patreon! Thank you to my Quality Control help: Christopher Becke, Scott Carter and Jennifer Larsen Review of Momentum, Impact Force, and Impulse
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Name: Introductory Elastic Collision Problem Demonstration Category: Momentum and Collisions Date Added: 2016-11-24 Submitter: Flipping Physics An elastic collision is demonstrated and analyzed. Want lecture notes? This is an AP Physics 1 Topic. A big thank you to Mr. Becke for being a guest in today’s video! Content Times: 0:25 Reading and translating the problem 1:17 The demonstration 1:52 Solving for velocity final of cart 2 3:46 Measuring the velocity final of cart 2 4:25 Checking if kinetic energy is conserved 6:22 We should have converted to meters per second Next Video: Demonstrating Impulse is Area Under the Curve Multilingual? Please help translate Flipping Physics videos! Previous Video: Introductory Perfectly Inelastic Collision Problem Demonstration Please support me on Patreon! Thank you to my Quality Control help: Christopher Becke and Jennifer Larsen Introductory Elastic Collision Problem Demonstration
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Name: Introductory Perfectly Inelastic Collision Problem Demonstration Category: Momentum and Collisions Date Added: 2016-11-17 Submitter: Flipping Physics A perfectly inelastic collision is demonstrated and analyzed. Want lecture notes? This is an AP Physics 1 Topic. Content Times: 0:08 Demonstrating the Perfectly Inelastic Collision 0:41 Known values 1:34 Using Conservation of Momentum 2:22 Both objects have the same final velocity 3:37 Measuring the final velocity 4:05 Determining the relative error 4:45 Fruit Day! Next Video: Introductory Elastic Collision Problem Demonstration Multilingual? Please help translate Flipping Physics videos! Previous Video: Introduction to Elastic and Inelastic Collisions Please support me on Patreon! Thank you to my Quality Controllers: Christopher Becke Scott Carter Introductory Perfectly Inelastic Collision Problem Demonstration
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Name: Introduction to Elastic and Inelastic Collisions Category: Momentum and Collisions Date Added: 2016-11-10 Submitter: Flipping Physics Learn about Elastic, Inelastic and Perfectly Inelastic collisions via a demonstration Want lecture notes? This is an AP Physics 1 Topic. Content Times: 0:15 The charities 1:05 Elastic collisions 2:09 Inelastic collisions 3:29 Perfectly Inelastic collisions 4:13 Demonstration #1 5:28 Demonstration #2 Next Video: Introductory Perfectly Inelastic Collision Problem Demonstration Multilingual? Please help translate Flipping Physics videos! Previous Video: Introductory Conservation of Momentum Explosion Problem Demonstration The Charities: Children With Hair Loss Alpha House Home Of New Vision American Foundation for Suicide Prevention Please support me on Patreon! Introduction to Elastic and Inelastic Collisions
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Name: Introductory Conservation of Momentum Explosion Problem Demonstration Category: Momentum and Collisions Date Added: 2016-10-13 Submitter: Flipping Physics Now that we have learned about conservation of momentum, let’s apply what we have learned to an “explosion”. Okay, it’s really just the nerd-a-pult launching a ball while on momentum carts. Want lecture notes? This is an AP Physics 1 Topic. Content Times: 0:38 The demonstration 1:16 The known values 2:07 Solving the problem using conservation of momentum 4:00 Measuring the final velocity of the nerd-a-pult 4:39 Determining relative error 5:09 What happens with a less massive projectile? Multilingual? Please help translate Flipping Physics videos! Previous Video: Introduction to Conservation of Momentum with Demonstrations Please support me on Patreon! Introductory Conservation of Momentum Explosion Problem Demonstration
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Name: Introduction to Conservation of Momentum with Demonstrations Category: Momentum and Collisions Date Added: 2016-10-13 Submitter: Flipping Physics Demonstrations of and Introduction to Conservation of Momentum Want lecture notes? This is an AP Physics 1 Topic. Content Times: 0:10 Deriving Conservation of Momentum 1:33 Demonstrating Conservation of Momentum 1:53 Analyzing the demonstration 3:29 How a rocket works Next Video: Introductory Conservation of Momentum Explosion Problem Demonstration Multilingual? Please help translate Flipping Physics videos! Previous Video: How to Wear A Helmet - A PSA from Flipping Physics Please support me on Patreon! Introduction to Conservation of Momentum with Demonstrations
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Name: Work due to Friction equals Change in Mechanical Energy Problem by Billy Category: Work, Energy, Power Date Added: 2016-02-17 Submitter: Flipping Physics Enjoy learning from Billy as he solves a problem using Work due to Friction equals Change in Mechanical Energy. Want Lecture Notes? This is an AP Physics 1 topic. Content Times: 0:21 The problem 0:51 Work due to Friction equals Change in Mechanical Energy 1:31 Determining the Mechanical Energies 2:44 Solving for the Force Normal 3:52 Relating height final to displacement along the incline 5:03 Substituting in numbers Next Video: Deriving the Work-Energy Theorem using Calculus See this problem solved using Conservation of Energy and Newton’s Second Law. Multilingual? Please help translate Flipping Physics videos! Previous Video: Introductory Work due to Friction equals Change in Mechanical Energy Problem 1¢/minute Work due to Friction equals Change in Mechanical Energy Problem by Billy
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Name: Introductory Work due to Friction equals Change in Mechanical Energy Problem Category: Work, Energy, Power Date Added: 2016-02-12 Submitter: Flipping Physics The equation Work due to Friction equals Change in Mechanical Energy can often be confusing for students. This video is a step-by-step introduction in how to use the formula to solve a problem. Want Lecture Notes? This is an AP Physics 1 topic. Content Times: 0:09 The problem 1:29 Why we can use this equation in this problem 1:52 Expanding the equation 2:29 Identifying Initial and Final Points and the Horizontal Zero Line 3:00 Substituting into the left hand side of the equation 4:05 Deciding which Mechanical Energies are present 4:59 Where did all that Kinetic Energy go? 5:27 Identifying which variables we know and do not know 5:58 Solving for the Force Normal 6:57 Substituting Force Normal back into the original equation 8:09 Why isn’t our answer negative? Next Video: Work due to Friction equals Change in Mechanical Energy Problem by Billy Multilingual? Please help translate Flipping Physics videos! Previous Video: Introduction to Mechanical Energy with Friction 1¢/minute Introductory Work due to Friction equals Change in Mechanical Energy Problem
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Name: Introduction to Mechanical Energy with Friction Category: Work, Energy, Power Date Added: 2016-02-08 Submitter: Flipping Physics Learn how to use Mechanical Energy when the Work done by Friction does not equal zero. Want Lecture Notes? This is an AP Physics 1 topic. Content Times: 0:09 When is Conservation of Mechanical energy true? 0:37 Work due to Friction equals the Change in Mechanical Energy 1:57 Determining the angle in the work equation 3:01 When the angle is not 180 degrees 3:50 What if the work done by friction is zero? 4:31 Always identify … Next Video: Introductory Work due to Friction equals Change in Mechanical Energy Problem Multilingual? Please help translate Flipping Physics videos! Previous Video: The Energy Song by Bo 1¢/minute Introduction to Mechanical Energy with Friction
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Name: The Energy Song by Bo Category: Work, Energy, Power Date Added: 2016-01-29 Submitter: Flipping Physics Sing and learn about Work and Mechanical Energy with Bo! Want Lyrics? This is an AP Physics 1 topic. Multilingual? Please help translate Flipping Physics videos! Next Video: Introduction to Mechanical Energy with Friction Previous Video: Conservation of Energy Problem with Friction, an Incline and a Spring by Billy Hear "The Energy Song" on Soundcloud. 1¢/minute The Energy Song by Bo
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Name: Conservation of Energy Problem with Friction, an Incline and a Spring by Billy Category: Work, Energy, Power Date Added: 2016-01-14 Submitter: Flipping Physics Billy helps you review Conservation of Mechanical Energy, springs, inclines, and uniformly accelerated motion all in one example problem. Want Lecture Notes? This is an AP Physics 1 topic. Content Times: 0:10 The problem 0:38 Listing the known values 1:40 Using Conservation of Mechanical Energy 2:56 Canceling out the Mechanical Energies which are not there 4:18 Drawing the Free Body Diagram 4:52 Summing the forces in the perpendicular direction 5:26 Summing the forces in the parallel direction 6:59 Using Uniformly Accelerated Motion 7:56 Finding the maximum height Next Video: Work due to the Force of Gravity on an Incline by Billy Multilingual? Please help translate Flipping Physics videos! Previous Video: Introductory Conservation of Mechanical Energy Problem using a Trebuchet 1¢/minute Conservation of Energy Problem with Friction, an Incline and a Spring by Billy
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Name: Introductory Conservation of Mechanical Energy Problem using a Trebuchet Category: Work, Energy, Power Date Added: 2016-01-12 Submitter: Flipping Physics Learn how to use the Conservation of Mechanical Energy equation by solving a trebuchet problem. Want Lecture Notes? This is an AP Physics 1 topic. Content Times: 0:08 The problem 1:08 Why mechanical energy is conserved 1:37 Setting the zero line and initial and final points 2:32 The three types of mechanical energy 3:55 Canceling mechanical energies from the equation 4:54 Solving the equation 6:18 It’s final speed not final velocity 6:51 Why we can’t use the projectile motion equations 7:43 Do we really have to write all that down? Yes. Thank you to my students Will, Jacob, Natalie and Mery; my students who built and let me use their trebuchet! Next Video: Conservation of Energy Problem with Friction, an Incline and a Spring by Billy Multilingual? Please help translate Flipping Physics videos! Previous Video: Introduction to Elastic Potential Energy with Examples 1¢/minute Introductory Conservation of Mechanical Energy Problem using a Trebuchet
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Name: Introduction to Conservation of Mechanical Energy with Demonstrations Category: Work, Energy, Power Date Added: 2015-12-18 Submitter: Flipping Physics Ian Terry, winner of Big Brother 14, makes a special appearance to help us learn about Conservation of Mechanical Energy. See several demonstrations and understand when mechanical energy is conserved. Want Lecture Notes? This is an AP Physics 1 topic. Content Times: 0:01 Reviewing the three different types of mechanical energy 0:23 Mr. Terry drops an object for our first demonstration 0:58 Calculating Kinetic Energy and Gravitational Potential Energy 2:53 Mechanical energy data table 3:37 Conservation of mechanical energy graph 5:10 When is mechanical energy conserved? 7:13 A second demonstration of conservation of mechanical energy Next Video: Introduction to Conservation of Mechanical Energy with Demonstrations Multilingual? Please help translate Flipping Physics videos! Previous Video: Introduction to Elastic Potential Energy with Examples 1¢/minute Introduction to Conservation of Mechanical Energy with Demonstrations
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Name: AP Physics 1: Electrostatics Review Category: Exam Prep Date Added: 13 April 2015 - 02:04 PM Submitter: Flipping Physics Short Description: None Provided Review of the Electrostatics topics covered in the AP Physics 1 curriculum. Want View Video
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Name: Linear Momentum and Impulse Review for AP Physics 1 Category: Exam Prep Date Added: 18 March 2015 - 10:30 AM Submitter: Flipping Physics Short Description: None Provided Review of the topics of Linear Momentum and Impulse covered in the AP Physics 1 curriculum. Content Times: 0:16 Linear Momentum 0:51 Conservation of Momentum 1:26 Types of Collisions 2:29 Newton’s Second Law in terms of Momentum 3:16 Impulse 4:11 Impulse during collisions Multilingual? View Video
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Name: Work, Energy and Power Review for AP Physics 1 Category: Exam Prep Date Added: 13 March 2015 - 08:25 AM Submitter: Flipping Physics Short Description: None Provided Review of the topics of Work, Energy, Power and Hooke’s Law covered in the AP Physics 1 curriculum. Content Times: 0:18 Work 1:38 Kinetic Energy 2:13 Elastic Potential Energy 3:02 Gravitational Potential Energy 4:02 Work and Energy are in Joules 4:58 Conservation of Mechanical Energy 5:54 Work due to Friction equals the Change in Mechanical Energy 6:46 Power 7:46 Hooke’s Law Multilingual? View Video