TED-Ed
Free Falling in Outer Space
How do satellites orbit the earth? Technically they are free-falling, but missing Earth's surface! Being explained in great detail and with entertaining animation, these concepts are sure to amaze your starling scientists! Another plus...
GPB Television
Physics 101: Physics Metrics
A half-hour introductory video on mechanics and the metric system was produced with beginning physicists in mind. Note-taking guides are provided, in addition to a follow-up metric worksheet. For the lab, learners construct paper frogs....
Physics Girl
Crazy Pool Vortex
Tornadoes, hurricanes, whirlpools, and water going down the drain all contain of a vortex. The video demonstrates how to create two vortices that travel together the length of a swimming pool. It explains the physics behind the concept...
MinuteEarth
What Happened To This Car?
On June 7, 1692, at 11:43 am, the Jamaican city of Port Royal sank into the harbor, killing more than 2,000 people. The video explains this disaster and others that were caused by liquefaction, describes the conditions required, and...
Bozeman Science
Bozeman Science: Contact Forces
In the following video Paul Andersen explains how contact forces result from interatomic forces. [5:29]
Sophia Learning
Sophia: Introduction to Friction
A video lesson investigating how frictional forces are involved in almost all of your everyday activities. Understand that the resistance you feel when sliding objects past each other or moving objects through water and air is friction....
Sophia Learning
Sophia: Mathematical Interpretation of Kinetic Friction
This tutorial provides a mathematical interpretation of kinetic friction as compared with a normal force. [4:27]
Sophia Learning
Sophia: Sliding Friction
This video presentation explains what sliding friction is, and how it is experienced. [5:32]
Scholastic
Scholastic: Study Jams! Science: Force and Motion
A video and quiz on how force must overcome inertia in order to produce motion.
Massachusetts Institute of Technology
Mit: Blossoms: Static Kinetic Friction Forces: Similarities & Differences
Students move past the misconception that friction inhibits our ability to do things by watching videos and participating in corresponding activities. Activities which range in difficulty include calculating the coefficient of friction.
Khan Academy
Khan Academy: Balanced and Unbalanced Forces: Balanced and Unbalanced Forces
Video lesson serves as a primer on identifying balanced and unbalanced forces. [8:11]
Sophia Learning
Sophia: Tension Forces & Friction
A video lesson explaining how tension forces can be used to determine the force of friction acting on an object. [6:33]
Khan Academy
Khan Academy: Force of Friction Keeping the Block Stationary
Sal Khan explains how a block of wood is kept stationary by the force of friction (correction made in next video). [8:40]
Khan Academy
Khan Academy: Force of Friction Keeping Velocity Constant
Sal Khan demonstrates how to calculate the coefficient of kinetic friction (correction made in next video). [9:08]
Sophia Learning
Sophia: Static & Kinetic Friction: Lesson 1
This lesson explains the difference between static and kinetic friction. It is 1 of 2 in the series titled "Static & Kinetic Friction." [6:58]
Khan Academy
Khan Academy: Thermal Energy From Friction
In this video David shows how to find the energy generated by the force of friction and solves an example conservation of energy problem involving thermal energy. [14:47]
Khan Academy
Khan Academy: Types of Forces and Free Body Diagrams
Sal defines and compares tension, weight, friction and normal forces using free body diagrams. [8:03]
Sophia Learning
Sophia: Tension Forces & Friction: Lesson 1
This lesson demonstrates how tension forces can be used to determine the friction force acting on an object. It is 1 of 2 in the series titled "Tension Forces & Friction."
Khan Academy
Khan Academy: Inclined Planes and Friction: Static and Kinetic Friction Example
In this video lecture, the topics of static and kinetic friction are explored with examples. The video discusses free-body diagrams and the forces that affect the movement of objects. [9:49]
Khan Academy
Khan Academy: Inclined Planes: Force of Friction Keeping the Block Stationary
A block of wood is kept stationary by the force of friction. (A correction to this video is made in the next video.) [8:41]
National Science Foundation
National Science Foundation: Science of Speed: Friction and Heat
Friction always creates heat. Brakes and tires depend on friction to work, while the opposite is true of an engine. Engine builders use oil and high-tech coatings to get more power from an engine. [5:25]
Khan Academy
Khan Academy: Force of Friction Keeping Velocity Constant
Calculate the coefficient of kinetic friction for a block that is on an incline plane with this video lecture. Video includes a step-by-step process for solving these types of problems. [9:09]
Khan Academy
Khan Academy: Inclined Planes and Friction: Inclined Plane Force Components
An analysis of the components of the force due to gravity that are parallel and perpendicular to the surface of an inclined plane. [12:43]
Crash Course
Crash Course Physics #6: Friction
In today's episode of Crash Course Physics, Dr. Shini Somara tells us about static and kinetic friction; how they work and how they're different. [10:58]
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