Flipping Physics
Angular Momentum of Particles Introduction
The equation for the #AngularMomentum of a #PointParticle is built and visualized. Proof a point particle can have angular momentum is shown. The right-hand rule for angular momentum direction is shown.
Flipping Physics
Graphing the Rotational Inertia of an Irregular Shape
We determine what data to collect to create a graph with rotational inertia as the slope of the best-fit line. Then we collect the data and determine the rotational inertia of an irregular shape.
Coach Dan Blewett
Pitchers: Do You Evaluate Yourself This Way?
For a pitcher to be his best, he needs to be honest and evaluate himself according to a higher standard. Learn the standard and a simple trick in this video.
Flipping Physics
Torque - Mass on Plank with String
A 0.300 kg mass rests on a 0.395 m long, 0.764 kg, uniform wooden plank supported by a string as shown in the figure. If the mass is 0.274 m from the wall and the angle between the string and the plank is 32.1°, (a) What is the force of...
Coach Dan Blewett
FIelding Bunts with 1st & 2nd Occupied - Bunt Defenses in Baseball
Bunt defenses are critical in baseball. Don't let your team lose a game on a bunt play. Learn how to defend them in this five-video bunt defense playlist
Schooling Online
IB Physics Mechanics: Distance-Time and Displacement-Time Graphs
Mark Brent’s coffee run takes a turn for the worse when he has a nasty encounter with Negative Nancy! This lesson will discover the importance of distance-time graphs and displacement-time graphs for representing motion.
Definitions...
Science Buddies
Gear Up Your Candy
Did you know that gears are all around you? You can find them in wind-up toys, bicycles, carousels, cars and trucks, cranes, drills, wind turbines, analog watches, and so forth! If you've looked closely at a moving bicycle, you have seen...
Flipping Physics
Impulse for Two Objects being Attracted to One Another
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...
NASA
OSIRIS-REx Slings Orbital Web Around Asteroid to Capture Sample | 4K
101955 Bennu is one of Earth’s closest planetary neighbors – an asteroid roughly the height of a skyscraper, and since late 2018, the place that NASA’s OSIRIS-REx mission has called home. When OSIRIS-REx arrived on Dec. 3, 2018, it began...
Flipping Physics
Point Particle with Rigid Object Collision - Conservation of Angular Momentum Demonstration and Problem
A 5.3 g dart moving horizontally at 16.9 m/s collides with and sticks to a stationary Rotational Inertia Demonstrator a distance of 31.7 cm from the axis of rotation of the RID. What is the final angular velocity of the RID?
Flipping Physics
Angular Momentum and a Pulley Mass System
Angular momentum is used to determine the acceleration of a pulley mass system. two alternate solutions are shown, and the acceleration is demonstrated. This is an AP Physics C: Mechanics topic. Content Times: 0:00 The Problem 1:50 The...
NASA
Designing Lucy’s Path to the Trojan Asteroids
Lucy is the first mission to explore the Jupiter Trojans – two swarms of asteroids that share Jupiter’s orbit, leading and trailing the giant planet by sixty degrees. These primitive bodies are thought to be the “fossils” of planet...
Coach Dan Blewett
What Age is Safe to Do a Weighted Ball Velocity Program?
Weighted ball programs are popular both in-person and online, but at what age is it safe to start a velocity program in baseball? Are they likely to lead to injury in the near-term or longterm? What are the pros and cons?
Flipping Physics
Conservation of Angular Momentum Introduction and Demonstrations
Several demonstrations of #AngularMomentumConservation are shown using a rotating stool. The equations is also derived using Newton’s Second Law. Conservation of the direction of angular momentum is also demonstrated.
Coach Dan Blewett
Pitching Velocity Tips - How To Throw Harder in Baseball
Learn how to throw harder in baseball and increase your pitching velocity with these five tips. Improve your mechanics and get easy to do drills.
Curated Video
Hand Grenades: Types and Operation
Hand grenades are small bombs that function like firecrackers. They are filled with gunpowder or explosive filler and a fuse. Hand grenades are activated via a mechanical device rather than requiring a person to light them with a match....
Flipping Physics
Which Direction will the Wheel Accelerate?
A rope is wrapped around a bicycle wheel. The wheel is released from rest and allowed to descend without slipping as the rope unwinds from the wheel. While descending, does the center of the wheel move straight down, toward the left, or...
Flipping Physics
Introductory Moment of Inertia and Rotational Kinetic Energy Problem
Three 20.0-gram 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 three-object system? The strings holding the masses are of negligible mass. Rotational Kinetic...
Flipping Physics
Kepler's Third Law Derivation
Kepler’s third law is derived and demonstrated. This is an AP Physics C: Mechanics topic. Content Times: 0:00 Kepler’s Third Law 0:34 Kepler’s Third Law Derivation 3:38 Satellite mass is irrelevant
Flipping Physics
Cross Product Torque (with a Cross Product Review)
Torque as the cross product is introduced. How to actually perform the cross product using matrices is reviewed and 4.5 examples are walked through. This is an AP Physics C: Mechanics topic. Content Times: 0:00 Torque Review 0:55 Cross...
Flipping Physics
Conservation of Momentum Derivation and Rocket Demonstration
Newton’s Second Law in terms of Momentum is introduced and used to derive Conservation of Linear Momentum. A water rocket in slow motion is used to demonstrate this as well. Want Lecture Notes?...
Coach Dan Blewett
[LOVE THROWING] Day 1 - Play Catch (the right way)
The Love throwing program is for baseball and softball players - a 30-day program, each day a different fun throwing activity. https://danblewett.com/wp-content/uploads/2022/08/Love-Throwing-Program-Full-Guide.pdf
Flipping Physics
Nonuniform Circular Motion - Force of Tension in a Rope
Determining the force of tension in a string as a function of angular position for a ball moving in a vertical circle. A ball of mass m on the end of a string of length L moves in a vertical circle with a non-constant angular speed ω....
Flipping Physics
Uniform Thin Hoop Rotational Inertia Derivation
Deriving the integral equation for the moment of inertia of a rigid body. Also deriving the rotational inertia of a uniform thin hoop. Want Lecture Notes? http://www.flippingphysics.com/rotati... This is an AP Physics C: Mechanics topic....