Flipping Physics
Net Torque on a Door Problem
Three people push on a door. We determine the net torque.
Flipping Physics
Conservation of Momentum using Unit Vectors
A 66.0 g ball is launched from a stationary Nerd-A-Pult on wheels. The total mass of the Nerd-A-Pult on wheels is 1,791 g. If the ball moves with a velocity of -351 i + 179 j cm/s right after launching, what is the velocity of the...
Flipping Physics
Moment of Inertia Introduction and Rotational Kinetic Energy Derivation
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.
Flipping Physics
2 Masses on a Pulley - Torque Demonstration
0.100 kg and 0.200 kg masses hang from either side of a frictionless #Pulley with a rotational inertia of 0.0137 kg·m^2 and radius of 0.0385 m. (a) What is the #AngularAcceleration of the pulley? (b) What is the #TensionForce in each...
Flipping Physics
An Introductory Tension Force Problem
Learn how to solve a basic tension force problem with demonstration!
Flipping Physics
A Brief Look at the Force of Drag using Numerical Modeling (or The Euler Method)
This is how you include air resistance in projectile motion. It requires the Drag Force and Numerical Modeling (or the Euler Method). It is also very helpful to use a spreadsheet to do the calculations. I prove a statement from a...
Flipping Physics
Dropping Dictionaries Doesn't Defy Gravity, Duh!
Video Proof of the Mass Independence of the Acceleration due to Gravity and a little dancing.
Flipping Physics
Introduction to Significant Figures with Examples
The rules of Significant Figures (or Digits) with several examples and a common mistake. Also a few Scientific Notation Examples.
Flipping Physics
Calculating the Uncertainty of the Coefficient of Friction
10 trials to calculate the coefficient of static friction and how to calculate the uncertainty of this measurement.
Flipping Physics
Effects of Drag Force on Free Fall
The proportionality constant drag force equation is introduced. The acceleration of the ball for its entire path is discussed. Terminal velocity is derived. The time going up vs. time going down is determined and demonstrated. The...
Flipping Physics
Determining the Speed of a Standing Wave - Demonstration
The relationship between wavelength and frequency is determined. The number of waves, wavelength, and wave speed at each standing wave frequency is determined. The wave speed is measured independent from the standing waves.
Flipping Physics
Indefinite Integral Introduction and 4 Kinematic (UAM) Equation Derivations
The indefinite integral is defined and used to derive 4 kinematic or uniformly accelerated motion equations. Want Lecture Notes? https://www.flippingphysics.com/kinematic-equation-derivations.html This is an AP Physics C: Mechanics topic.
Flipping Physics
Angular Momentum of a Rigid Body Derivation
Angular momentum of a rigid body is demonstrated and derived. This is an AP Physics C: Mechanics topic. Content Times: 0:00 The Demonstration 1:20 The Derivation 4:15 Newton’s Second Law
Flipping Physics
Deriving the Binding Energy of a Planet
Binding energy of a planet is defined and derived.
Flipping Physics
Simple Harmonic Motion - Graphs of Position, Velocity, and Acceleration
Position, velocity, and acceleration as a function of time graphs for an object in simple harmonic motion are shown and demonstrated.
Flipping Physics
Determining the Speed of the Electron in the Bohr Model of the Hydrogen Atom
Assuming a circular orbit of the electron about the nuclear proton in the Bohr model of the hydrogen atom, determine the speed of the electron.
Flipping Physics
AP Physics 1: Rotational Kinematics Review
Review of the Rotational Kinematics topics covered in the AP Physics 1 curriculum.
Flipping Physics
Motion of a Moving Charge through a Uniform Electric Field
A charged particle moving through a uniform electric field behaves just like a mass in projectile motion
Flipping Physics
Review of Momentum, Impact Force, and Impulse
An important review highlighting differences between the equations for Conservation of Momentum, Impact Force and Impulse.
Flipping Physics
Introductory Angular Velocity Problem - A Turning Bike Tire
The wheel of a bike rotates exactly 3 times in 12.2 seconds. What is the average angular velocity of the wheel in (a) radians per second and (b) revolutions per minute?
Flipping Physics
Introduction to Velocity and Speed and the differences between the two.
This video introduces the definition of Velocity. It also walks through a simple, introductory average velocity example problem. At the end it defines speed and discusses the difference between speed and velocity.
Flipping Physics
Do Anti-lock Brakes use Static or Kinetic Friction? by Billy
Billy analyzes ABS brakes to show the difference between Rolling without Slipping and Rolling with Slipping. He also answers the question in the title of the video, but why would I write that in the description?
Flipping Physics
What is Sound?
From a tuning fork, to a speaker in slow motion, this is a close look at what sound is. Both linear and spherical wave fronts are animated. The human audible range is demonstrated.
Flipping Physics
Electric Flux and Gauss' Law - Review for AP Physics C: Electricity and Magnetism
AP Physics C: Electricity and Magnetism review of Electric Flux and Gauss’ Law including: Electric flux for a constant electric field, an example of the flux through a closed rectangular box, the electric flux from a point charge, a...