Crash Course
Uniform Circular Motion: Crash Course Physics
Did you know that centrifugal force isn't really a thing? I mean, it's a thing, it's just not real. In fact, physicists call it a "Fictitious Force." Mind blown yet? To explore this idea further, this week Shini sits down with us to...
Flipping Physics
Universal Gravitation, Spring Force, and Circular Motion Review
This review of the second half of Unit 2: Forces and Translational Dynamics for AP Physics 1, we cover key topics such as Newton’s Law of Universal Gravitation, spring force, and circular motion. We explain gravitational interactions...
Flipping Physics
Circular Motion Fundamentals: Tangential Velocity, Centripetal Acceleration, and Force in AP Physics 1
This review of circular motion explains key concepts such as tangential velocity, centripetal acceleration, and how objects move in circular paths. Tangential velocity is always perpendicular to the radius, while centripetal acceleration...
Flipping Physics
Mass Spectrometer
Delve into the mass spectrometer, a crucial tool for understanding particles and their properties. Consisting of a velocity selector and a deflection chamber, it begins with charges entering the crossed fields of magnetic and electric...
Flipping Physics
#29 Mechanics Multiple Choice Solutions - AP Physics C 1998 Released Exam
This problem is about determining the magnitude of the centripetal acceleration of an object moving in a circle, however, you might not initially identify it as such.
Flipping Physics
#25 Mechanics Multiple Choice Solutions - AP Physics C 1998 Released Exam
This problem is about determining the acceleration vs. time graph given the figure of the motion of the object.
Flipping Physics
#20 Mechanics Multiple Choice Solutions - AP Physics C 1998 Released Exam
This problem is about using Newton's 2nd Law to determine the velocity of two identical stars in a fixed orbit around their mutual center of mass.
Flipping Physics
#11 Mechanics Multiple Choice Solutions - AP Physics C 1998 Released Exam
This problem is about what happens to angular speed, tangential acceleration and centripetal acceleration for a satellite in a circular orbit.
Flipping Physics
Centripetal Acceleration Introduction
Why is there a “center seeking” centripetal acceleration? A step-by-step walk through of the answer to this question.
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
2018 #1 Free Response Question - AP Physics 1 - Exam Solution
My solutions to Free Response Question #1 from the 2018 AP Physics 1 Exam. Also included are my reflections on how to get more points on the exam. This Short Answer question also works as a part of the AP Physics C: Mechanics curriculum.
Flipping Physics
All Electricity and Magnetism Multiple Choice Solutions - AP Physics C 1998 Released Exam
These are my solutions to the Multiple Choice section of the Electricity and Magnetism 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...
Flipping Physics
(2 of 2) Electricity and Magnetism - Review of All Topics - AP Physics C
0:00 Intro 0:05 Ammeters and Voltmeters 0:44 Magnetic Force on a Moving Charge 1:12 The Right Hand Rule for Magnetic Force 2:05 Torque on a Current Carrying Loop in a Magnetic Field 2:22 Magnetic Force on a Curved Current Carrying Wire...
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
AP Physics C: Universal Gravitation Review (Mechanics)
Calculus based review of Universal Gravitation including Newton’s Universal Law of Gravitation, solving for the acceleration due to gravity in a constant gravitational field, universal gravitational potential energy, graphing universal...
Flipping Physics
What is the Maximum Speed of a Car at the Top of a Hill?
What is the maximum linear speed a car can move over the top of a semi-circular hill without its tires lifting off the ground? The radius of the hill is 1.8 meters.
Flipping Physics
Introductory Centripetal Force Problem - Car over a Hill
A 453 g toy car moving at 1.05 m/s is going over a semi-circular hill with a radius of 1.8 m. When the car is at the top of the hill, what is the magnitude of the force from the ground on the car?
Flipping Physics
Analyzing Water in a Bucket Revolving in a Vertical Circle
Analyzing the forces acting on a bucket of water which is revolving in a vertical circle.
Flipping Physics
Determining the Force Normal on a Toy Car moving up a Curved Hill
A 0.453 kg toy car moving at 1.15 m/s is going up a semi-circular hill with a radius of 0.89 m. When the hill makes an angle of 32° with the horizontal, what is the magnitude of the force normal on the car?
Flipping Physics
The Force of Gravitational Attraction between the Earth and the Moon
According to NASA, the mass of the Earth is 5.97 x 10^24 kg, the mass of the Moon is 7.3 x 10^22 kg, and the mean distance between the Earth and the Moon is 3.84 x 10^8 m. What is the force of gravitational attraction between the Earth...
Flipping Physics
Altitude of Geostationary Orbit (a special case of Geosynchronous Orbit)
Calculate the altitude of a satellite in geostationary orbit which is an orbit with the same 24 hour period as the Earth and always located directly over the same location on the equator. Geostationary orbit is a special case of...
Science360
Science of the Winter Olympic Games - Engineering the Half Pipe
Mechanical engineer Brianno Coller, a professor at Northern Illinois University, explains how engineers design the half pipe so that snowboarder Shaun White can get more air time and allow him to perform tricks. Provided by the National...
Flipping Physics
A Tale of Three Accelerations or The Differences between Angular, Tangential, and Centripetal Accelerations
A Silent Film in honor of #DayofSilence to clarify the differences between angular, tangential, and centripetal accelerations
Flipping Physics
Centripetal Acceleration Derivation
We derive both the direction and the equation for centripetal acceleration. Want Lecture Notes? Content Times: 0:00 Introduction 1:02 Where centripetal acceleration comes from 4:36 Deriving the Direction of Centripetal Acceleration 8:46...