Flipping Physics
Conservation of Energy Problem with Friction, an Incline and a Spring by Billy
Billy helps you review Conservation of Mechanical Energy, springs, inclines, and uniformly accelerated motion all in one example problem.
Flipping Physics
Introductory Conservation of Momentum Explosion Problem Demonstration
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.
Flipping Physics
g is Positive.
We draw a free body diagram and sum the forces on an object in projectile motion to prove the acceleration due to gravity, g, is positive. Want Lecture Notes? http://www.flippingphysics.com/g-is-p... This is an AP Physics 1 and an AP...
Flipping Physics
(Torque Solution) Acceleration of a Wheel descending on a Rope
A rope is wrapped around a bicycle wheel with a rotational inertia of 0.68MR^2. The wheel is released from rest and allowed to descend without slipping as the rope unwinds from the wheel. In terms of g, determine the acceleration of the...
Flipping Physics
Creating Circular Motion from Sine and Cosine Curves
Demonstrating how sine and cosine simple harmonic motion waves can create circular motion.
Flipping Physics
Dropping a Bucket of Water - Demonstration
Demonstrating the physics of dropping a bucket of water with two holes in it.
Physics Girl
Work and Energy - Physics 101 / AP Physics 1 Review with Dianna Cowern
Lesson 9 (Work and Energy) of Dianna's Intro Physics Class on Physics Girl. Never taken physics before? Want to learn the basics of physics? Need an AP Physics 1 review before the exam? This course is for you! Exercises in this video: 1....
Flipping Physics
A "Show All Your Work!" Example
I demonstrate that the magnitude of the force normal and force of gravity acting on an object are not always the same, even though many students want to assume this is true. This is an example of where showing your work is incredibly...
Flipping Physics
Introduction to Mechanical Energy with Friction
Learn how to use Mechanical Energy when the Work done by Friction does not equal zero.
Flipping Physics
Uniform Solid Cylinder Moment of Inertia Derivation
Deriving the integral equation for the moment of inertia or rotational inertia of a uniform solid cylinder.
Flipping Physics
Calculating Average Drag Force on an Accelerating Car using an Integral
A vehicle uniformly accelerates from rest to 3.0 x 10^1 km/hr in 9.25 seconds and 42 meters. Determine the average drag force acting on the vehicle.
Flipping Physics
2D Conservation of Momentum Example using Air Hockey Discs
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...
Flipping Physics
Introductory Static Friction on an Incline Problem
A book is resting on a board. One end of the board is slowly raised. The book starts to slide when the incline angle is 15°. What is the coefficient of static friction between the book and the incline?
Flipping Physics
Conservation of Charge Example Problems
Conservation of charge is defined. Two common example problems are solved. The common mistake of forgetting about charge conservation is shown. Excess number of charge carriers is determined.
Flipping Physics
Introductory Kinetic Friction on an Incline Problem
You place a book on a 14° incline and then let go of the book. If the book takes 2.05 seconds to travel 0.78 meters, what is the coefficient of kinetic friction between the book and the incline?
Physics Girl
Are planes safe during COVID?
How likely are you to get sick on an airplane? How safe are airplanes? The science of ventilation and bioaerosol research.
Flipping Physics
8 General Suggestions for the Free Response Questions of any AP Physics Exam
After 11 years of teaching AP Physics, going through countless old exams and grading an equally innumerable number of student solutions to Free Response Questions, here are my suggestions to help future students out. AP® is a registered...
Physics Girl
Trig Review for Physics - Common Math Tools - Physics 101, AP Physics 1 Review with Physics Girl
Exercises in this video: Problem 1: 1. You are running north-east at a speed of 4 m/s. What component of your velocity is north? How about east? Problem 2: You are kite-surfing and your kite is pulling you upwards at an angle of 60º with...
Flipping Physics
AP Physics C: Simple Harmonic Motion Review (Mechanics)
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...
Flipping Physics
Determining the Spring Constant, k, with a Vertically Hanging Mass
Hooke’s law is demonstrated and graphed. Spring constant, displacement from equilibrium position, and restoring force are defined and demonstrated.
Flipping Physics
Hooke's Law Introduction - Force of a Spring
Hooke’s law is demonstrated and graphed. Spring constant, displacement from equilibrium position, and restoring force are defined and demonstrated.
Flipping Physics
Physics "Magic Trick" on an Incline
Understand the forces acting on an object on an incline by analyzing the forces on a “floating block”.
Flipping Physics
The Derivative and a Demonstration of Position, Velocity and Acceleration
Using the derivative, a position equation is used to determine velocity and acceleration. The motion is demonstrated. Motion graphs are shown and illustrated. The maximum position of the cart is determined.
Flipping Physics
Nonuniform Density Center of Mass
Determine the x-position center of mass of a horizontally oriented rod with a length of 0.65 m and linear mass density of [43 - 21 x^2 ] g/m. Want Lecture Notes? https://www.flippingphysics.com/center-mass-nonuniform.html This is an AP...