Curated Video
GCSE Physics - Momentum Part 1 of 2 - Conservation of Momentum Principle #59
This video covers: - What momentum is - How to calculate the momentum of an object - The idea that momentum is a vector quantity - What 'the conservation of momentum principle' is - A worked example of how you can use the conservation of...
Curated Video
GCSE Physics - Momentum Part 2 of 2 - Changes in Momentum #60
In this video we cover: - How to calculate an object's momentum - The concept that applying a force to an object changes its momentum - How to calculate a change in momentum using the equation 'F=(mv-mu)/t' - The idea that reducing the...
All Ears English
1915 - New Me in 2023
Are you ready to take on the challenge? The secret to success is taking the first step and then taking baby steps every day. In this episode find out how to get set up for success in 2023.
Flipping Physics
#6 Mechanics Multiple Choice Solutions - AP Physics C 1998 Released Exam
This problem is about relating the angular velocity of a wheel to its linear momentum.
Flipping Physics
#31 Mechanics Multiple Choice Solutions - AP Physics C 1998 Released Exam
This problem is about a vector representation of the initial and final momentums during an elastic collision.
Flipping Physics
#13 Mechanics Multiple Choice Solutions - AP Physics C 1998 Released Exam
This problem is about finding the speed during an inelastic collision using conservation of momentum.
Flipping Physics
#12 Mechanics Multiple Choice Solutions - AP Physics C 1998 Released Exam
This problem is about using the a graph and the integral (or the area "under" the curve) to determine the change in momentum (or impulse) of an object.
Flipping Physics
2019 #1 Free Response Question - AP Physics 1 - Exam Solution
My solutions to Free Response Question #1 from the 2019 AP Physics 1 Exam. Also included are my reflections on how to get perform better on the exam. This Short Answer question also works as a part of the AP Physics C: Mechanics curriculum.
Flipping Physics
Review of all Mechanics Dimensions - AP Physics C
This is a review of all of the dimensions used in AP Physics C - Mechanics. Okay, maybe it doesn't cover some of the basic dimensions, however, if you don't know that linear velocity is in furlongs per fortnight, then I probably can't...
Flipping Physics
Mechanics #1 Free Response Question Solutions - AP Physics C 1998 Released Exam
This Free Response Question includes the following concepts: Graphing Velocities of Carts during a Collision, Conservation of Linear Momentum, Conservation of Energy and Elastic Collisions.
Flipping Physics
2018 #5 Free Response Question - AP Physics 1 - Exam Solution
My solutions to Free Response Question #5 from the 2018 AP Physics 1 Exam. Also included are my reflections on how to get more points on the exam. This Paragraph Argument Short Answer question also works as a part of the AP Physics C:...
Flipping Physics
All Mechanics Multiple Choice Solutions - AP Physics C 1998 Released Exam
These are my solutions to the Multiple Choice section of the Mechanics portion of the 1998 AP Physics C released exam. AP® is a registered trademark of the College Board, which was not involved in the production of, and does not endorse,...
Flipping Physics
(1 of 2) Mechanics - Review of all Topics - AP Physics C
0:00 Intro 0:38 Vectors vs. Scalars 1:05 The Uniformly Accelerated Motion Equations 2:07 Acceleration 2:42 Velocity 3:03 Derivative and Integral Definitions 4:01 Projectile Motion 4:57 Newton's 2nd Law and Free Body Diagrams 5:41...
Flipping Physics
Mechanics #2 Free Response Question Solutions - AP Physics C 1998 Released Exam
This Free Response Question includes the following concepts: Center of Mass of a System of Particles, Translational and Rotational Kinetic Energy, Conservation of Linear and Angular Momentum, Angular Momentum of a System of Particles and...
Flipping Physics
(2 of 2) Mechanics - Review of all Topics - AP Physics C
0:00 Intro 0:11 Circular Motion: Angular Velocity and Angular Accleration 0:37 Circular Motion: Centripetal Acceleration 0:56 Circular Motion: Arc Length, Tangential Velocity and Tangential Acceleration 1:58 Torque 2:24 Net Torque in...
Flipping Physics
Angular Momentum Cross Product
Angular Momentum as the cross product is demonstrated and derived. This is an AP Physics C: Mechanics topic. Content Times: 0:00 Newton’s Second Law Review 0:45 The Demonstration 1:05 The Derivation 4:56 Back to Newton’s Second Law 6:34...
Flipping Physics
AP Physics C: Rotational vs. Linear Review (Mechanics)
Calculus based review and comparison of the linear and rotational equations which are in the AP Physics C mechanics curriculum. Topics include: displacement, velocity, acceleration, uniformly accelerated motion, uniformly angularly...
Flipping Physics
Force of Impact Equation Derivation
Rearranging Newton’s Second Law to derive the force of impact equation.
Flipping Physics
2D Conservation of Momentum using Air Hockey Discs and Unit Vectors
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 i cm/s and after the collision it is [4.79 i - 9.57 j] cm/s, what is the...
Flipping Physics
Impulse Comparison of Three Different Demonstrations
A racquetball is dropped on to three different substances from the same height above each: water, soil, and wood. Rank the _______ during the collision with each substance in order from least to most. (a) Impulse. (b) Average Force of...
Flipping Physics
AP Physics 1: Kinematics Review
Review of all of the Kinematics topics covered in the AP Physics 1 curriculum. Plus some bonus introductory stuff.
Looking Glass Universe
The de Broglie Equation and Why There Is No Wave-Particle Duality
The wave-particle duality seems to used all the time to explain quantum mechanics to the public, but it is one of my pet peeves. It represents an outmoded way of thinking (old quantum theory), which is replaced by our current...
Looking Glass Universe
The most beautiful idea in physics - Noethers Theorem
The proof and maths of Noethers theorem: There are two ways to approach Noethers theorem that I know of. The most common is through Lagrangian mechanics- where the proof is surprisingly simple but unfortunately quite opaque . The other...
Virtually Passed
Impulse and Momentum for a System of Particles Proof
Derivation for the impulse and momentum formula for a system of particles. Notice that if the sum of external forces = 0 then momentum in the system is conserved!