Professor Dave Explains
Uniform Circular Motion and Centripetal Force
Enough of this moving in straight lines business, let's go in circles! It may not be productive but it's super fun. Ferris wheels are fun. Yes they are, don't be a spoilsport. Roller coasters are fun too. And merry-go-rounds. Look, I...
Getty Images
A child try using a stapler on a stack of papers
A child try using a stapler on a stack of papers
Getty Images
WS SLO MO TS Shot of white horse and black horse galloping in field / shady, New York, United States
WS SLO MO TS Shot of white horse and black horse galloping in field / shady, New York, United States
Getty Images
WS SLO MO TS Shot of white horse and black horse galloping in field / shady, New York, United States
WS SLO MO TS Shot of white horse and black horse galloping in field / shady, New York, United States
Crash Course
Simple Harmonic Motion: Crash Course Physics #16
Create a harmonious learning environment! The 16th installment of a Crash Course physics series explores the characteristics of simple harmonic motion. The presenter explains the key characteristics of the periodic trigonometric functions.
Crash Course
Rotational Motion: Crash Course Physics #11
Don't let rotational motion make your head spin—use a video lesson to highlight the important ideas related to this concept! The 11th lesson in a physics series breaks down the motion in a rotating object. The narrator includes a...
DoodleScience
Circular Motion
A circular motion problem in physics can really throw you for a loop. A video explains what circular motion is and how it is figured. It also describes centripetal force and the importance of friction and magnitude.
TED-Ed
The Invisible Motion of Still Objects
Launching a study of molecules? Check out a short video that explores rotation, translation, and vibration—the three ways molecules move.
Curated OER
Pendulums
Pendulums are simple, yet engaging demonstrations of harmonic motion. Dr. Carlson uses a very large example of a pendulum: a bowling ball on a string hanging from the ceiling! Learn from Dr. Carlson how you can teach about the strength...
Steve Spangler Science
Marble Gravitron - Sick Science! #023
Entertain and educate physics pros with this activity. They place a marble in a wine glass, get it spinning, and then turn the glass upside down. As long as it spins, centripetal force keeps the marble from falling out! Show this video...
DoodleScience
Circular Motion
Do you ever feel like you are going around and around without getting anywhere? Maybe you should learn about circular motion. In the third of six videos in the series, circular motion, centripetal force, and centripetal acceleration...
Khan Academy
Khan Academy: Gravitation: Space Station Speed in Orbit
How fast does the space station need to travel in order to stay in orbit to maintain its circular motion around Earth? This video will show how to calculate that speed. [6:35]
Bozeman Science
Bozeman Science: Rotational Motion
Physics video [10:40] from science teacher, Paul Andersen, in which he teaches us the concept of rotational force through images and formulas using clear and understandable explanations.
Khan Academy
Khan Academy: Centripetal Acceleration: Loop De Loop Answer Part 2
A video lecture solving a problem of figuring out the car's average speed while completing the loop de loop. Problem uses video analysis software. [4:47]
Sophia Learning
Sophia: Calculating Rotational Inertia
A screencast tutorial which demonstrates how to figure the rotational inertia of an object. [3:15]
Sophia Learning
Sophia: Introduction to Circular Motion
A video lesson which introduces the idea of circular motion and compares it to linear motion. [2:38]
Khan Academy
Khan Academy: Space Station Speed in Orbit
Sal Khan looks at the speed necessary for the space station to stay in orbit. [6:35]
Khan Academy
Khan Academy: Yo Yo in Vertical Circle Example
In this video, David from Khan Academy explains how to find the tension in a string that is whirling a yo-yo in a vertical circle. [10:30]
Khan Academy
Khan Academy: Mass Swinging in a Horizontal Circle
In this video, David from Khan Academy explains how to solve for the tension and speed of a mass swinging at an angle in a horizontal circle. [12:38]
Khan Academy
Khan Academy: Loop De Loop Question
Students will be asked to find the minimum speed necessary to complete the loop de loop shown in the video. [3:00]
Khan Academy
Khan Academy: Loop De Loop Answer Part 2
Watch as Sal Khan figures out a car's average speed while completing a loop de loop. [4:47]