Steve Spangler Science
Falling Ring Catch - Sick Science! #046
Amaze your class with this demonstration of gravity and friction. A ring on a string is able to catch a spool of tape as it falls. This is a perfect introduction for a class discussion on these topics, or you could have kids them try it...
SciShow
Strong Interaction: The Four Fundamental Forces of Physics #1b
There is a force stronger than electricity or gravity, so scientists named it the strong force. The video continues the explanation of the strong force and the way it works. It also describes the limitations, such as only working in very...
National Science Foundation
Banking on Speed—Science of the Winter Olympics
Get on the right track! Young scholars learn about the importance of momentum and friction during a bobsled ride. A video lesson speaks to a bobsled designer to explain how he considers the physics during the design process.
National Science Foundation
Downhill Science—Science of the Winter Olympics
Newton would have made a first-rate skier! A video lesson analyzes Newton's second law from a skiing perspective. The narrator explains how the force, mass, and acceleration can work together to create a winning run.
Bozeman Science
Free Body Diagrams
How can you keep track of all the forces acting on an object? Pupils learn how to use a free body diagram to represent the forces acting on an object. After explaining the different forces, the instructor leads viewers through a series...
Veritasium
The Difference Between Mass and Weight
Why is it difficult to push a car? The video, produced by Veritasium, challenges people to answer this question scientifically. Then, a discussion of weight versus mass follows. Finally, it presents an answer and explanation highlighting...