Bozeman Science
Angular Momentum of a System
In this video Paul Andersen explains how the angular momentum of a system can be calculated by determining the angular momentum of all individual objects within the system. An inquiry activity using a gyroscope is also included.
3Blue1Brown
Feynman's Lost Lecture (ft. 3Blue1Brown)
This video recounts a lecture by Richard Feynman giving an elementary demonstration of why planets orbit in ellipses. See the excellent book by Judith and David Goodstein, "Feynman's lost lecture”, for the full story behind this lecture,...
SciShow
Will the Moon Ever Leave the Earth's Orbit?
Every year the moon’s orbit gets a little bigger and it moves just a little farther away. Should we worry about the Moon breaking free?
Bozeman Science
Angular Momentum
In this video Paul Andersen explains rotating object have angular momentum. The angular momentum of a point object is the product of the distant from the center of rotation and the linear momentum. The angular momentum of an extended...
Crash Course
Torque: Crash Course Physics
What is torque? This is one of those things that you may have heard about in passing but never really understood. In this episode of Crash Course Physics, Shini sits down with us to discuss what torque is, how it works, why it works, and...
SciShow
SciShow Talk Show: Henry Reich & Rook the Raven
Hello and welcome to SciShow Talk Show where we talk to interesting people about interesting things! This week we discuss why we know why we don't know how bicycles stay up with Minute Physics host Henry Reich. Special guest Jessi...
Bozeman Science
Angular Impulse
In this video Paul Andersen explains how the change in angular momentum is equal to the torque applied over a given time. A sample problem and inquiry activity are included.
Flipping Physics
AP Physics 1 Exam Cram: Full Curriculum in 30 Minutes
New ReviewGet ready to crush the AP Physics 1 exam with this complete 30-minute review of the entire course! This video covers every major topic from Units 1 through 8, including kinematics, dynamics, energy, momentum, rotation, harmonic motion,...
Curated Video
What Atoms Really Look Like: The Quantum Model Explained
When Ernest Rutherford realized that atoms have a heavy nucleus, he hypothesized that the way the moon orbits earth is the same as the way an electron orbits the nucleus of atoms. We now know an atom would not look anything like this. So...
Curated Video
Can Black Holes Enable Time Travel to the Past?
Time travel is nothing special. You’re time traveling right now into the future. Relativity theory shows higher gravity and higher speed can slow time down enough to allow you to potentially travel far into the future. But can you travel...
Curated Video
Heisenberg’s Uncertainty Principle and the End of Determinism
When the nucleus was discovered by Rutherford, it became clear the classical world was not reality, because according to classical electromagnetism, the electron should collapse to the proton. This problem was solved by Niels Bohr who...
Curated Video
An Impossible Information Paradox in Black Holes Seems to Break Physics
SUMMARY In 1976, Stephen Hawing proposed that Black Holes, do something impossible according to the laws of quantum mechanics. They destroy information. This is a paradox because information should be conserved in the universe. If it is...
Curated Video
Equilibrium in Physics Explained | Force Balance, Torque, and Newton’s First Law
Master the concept of mechanical equilibrium—where net force and net torque are zero. Learn how to apply Newton’s First Law to both translational and rotational scenarios with real-world examples and exam-focused explanations.
Curated Video
Kepler’s Laws of Planetary Motion Explained
How do planets maintain their orbits around the Sun? Dive into Kepler’s three groundbreaking laws that revealed the elliptical nature of planetary orbits, their changing speeds, and the deep link to angular momentum. Perfect for AP...
Curated Video
Impact of Mass Removal on Rotational Inertia: A Detailed Analysis
This video explains how the removal of mass affects an object's rotational inertia, demonstrating the calculation of percentage decrease in rotational inertia when an innermost or outermost particle is removed.
Curated Video
Rotational Inertia and Angular Momentum of a Composite Structure
This content explains how to calculate the rotational inertia and angular momentum of a rigid structure composed of a circular hoop and a square frame made of thin rods. It demonstrates the application of the parallel-axis theorem to...
Curated Video
Calculating Angular Momentum from Time-Dependent Torque
This content solves a physics problem where a disk experiences a time-dependent torque. It demonstrates how to determine the angular momentum of the disk at a specific time by integrating the torque function with respect to time and...
Curated Video
Rolling as Rotation and Translation
Rolling as Rotation and Translation This content explores rolling motion without slipping, a combination of translational and rotational motion. It explains how the center of an object moves linearly while the object simultaneously...
Curated Video
12. Potential Energy Curves.mp4
This content introduces the Law of Conservation of Angular Momentum, stating that if the net external torque on a system is zero, its angular momentum (L) remains constant. It draws a parallel with the conservation of linear momentum and...
Curated Video
Angular Momentum of a Rigid Body: System of Particles and Newton's Second Law
This content defines the total angular momentum (L) of a rigid body as the vector sum of the angular momenta of its constituent particles. It then extends Newton's Second Law to rotational motion, stating that the net external torque on...
Curated Video
Angular Momentum of a Particle: Definition and Relation to Torque
This content defines angular momentum (ℓ) for a particle as the cross product of its position vector (r) and linear momentum (p), i.e., ℓ=r×p=m(r×v). It clarifies that angular momentum is a vector quantity defined with respect to a...
Flipping Physics
Energy and Momentum of Rotating Systems: AP Physics 1, Unit 6 Review
Dive into Unit 6 of AP Physics 1: Energy and Momentum of Rotating Systems! This video covers rotational kinetic energy, torque, work, angular momentum, rolling without slipping, and conservation laws. Watch as we connect linear and...
Astrum
Inside the Bizarre Bubble Where Matter Moves Faster Than Light
How a black hole's ergosphere may help us go faster than the speed of light.