Khan Academy
Khan Academy: Activity: Frictional Force Experiment
A lesson about friction can be found on this website. Students will experiment to see how motion and frictional force affect the game of football.
Texas Education Agency
Texas Gateway: 5.1 Further Applications of Newton's Laws: Friction
By the end of this section, you will be able to discuss the general characteristics of friction, describe the various types of friction, and calculate the magnitudes of static and kinetic frictional forces.
Texas Instruments
Texas Instruments: Frictional Forces
In this activity, students' will use a Dual range force sensor to measure the force required to pull a block across different surfaces. They will examine the results to see when more force is needed to move the block and understand the...
TeachEngineering
Teach Engineering: Friction Force
Students use LEGO MINDSTORMS robotics to help conceptualize and understand the force of friction. Specifically, they observe how different surfaces in contact result in different frictional forces. A LEGO robot is constructed to pull a...
Khan Academy
Khan Academy: Frictional Forces on Mobility Walkers
This passage will test your knowlege on normal forces.
University of Colorado
University of Colorado: Ph Et Interactive Simulations: Forces in 1 Dimension
Explore the forces at work when you try to push a filing cabinet. Create an applied force and see the resulting friction force and total force acting on the cabinet. Charts show the forces, position, velocity, and acceleration vs. time....
University of Colorado
University of Colorado: Ph Et Interactive Simulations: Forces and Motion
Explore the forces at work when you try to push a filing cabinet. Create an applied force and see the resulting friction force and total force acting on the cabinet. Charts show the forces, position, velocity, and acceleration vs. time.
University of Colorado
University of Colorado: Ph Et Interactive Simulations: Forces and Motion
Explore the forces at work when you try to push a filing cabinet. Create an applied force and see the resulting friction force and total force acting on the cabinet. Charts show the forces, position, velocity, and acceleration vs. time....
Physics Aviary
Physics Aviary: Practice Problems: Newton's Law With Friction (Force on Angle)
Students must calculate the acceleration of an object being pulled along a horizontal surface by a force on an angle. The surface has friction.
Science Museum of Minnesota
Science Museum of Minnesota: Thinking Fountain: Friction
The Thinking Fountain provides this simple experiment for understanding friction and it relationship to energy.
Cornell University
Cornell University: Cornell Center for Materials Research: Friction
A collection of experiments where students can learn about how friction works and affects the physical world. At the end, students design a tortoise to win by slowing it down using friction. Lesson includes explanation of the concept of...
eSchool Today
E School Today: All About Forces
Forces are everywhere. Learn what they are, the characteristics of forces, different kinds of forces, and factors that affect them.
TeachEngineering
Teach Engineering: Discovering Friction
With a simple demonstration activity, students are introduced to the concept of friction as a force that impedes motion when two surfaces are in contact. Then, in the Associated Activity (Sliding and Stuttering), they work in teams to...
University of Alaska
University of Alaska Fairbanks: Static and Kinetic Friction
Explains what static and kinetic friction are, what their coefficients of friction are in different scenarios, and how these concepts are applied when looking at automobile braking distances and vehicle control when driving.
Texas Education Agency
Texas Gateway: What Is Force?
You have probably heard the word "force" before in conversations. Here are a few examples: "the rocket had a lot of force at blast off" or "the force of the storm blew the roof off the building." What is force? Force is defined as a push...
Texas Instruments
Texas Instruments: Friction
Students study how the nature of two materials in contact, and the smoothness of their surfaces affect the magnitude of the sliding force of friction. They use a force sensor to measure frictional force for different surfaces.
Georgia Department of Education
Ga Virtual Learning: Forces
Students learn about various forces and how they relate to everyday life in this interactive learning module.
Science Struck
Science Struck: Static Friction vs. Kinetic Friction: The Differences
Teaches what friction force is, the difference between static and kinetic friction, and how friction force is calculated.
TeachEngineering
Teach Engineering: Sliding and Stuttering
Students use a spring scale to drag an object such as a ceramic coffee cup along a table top or the floor. The spring scale allows them to measure the frictional force that exists between the moving cup and the surface it slides on. By...
Khan Academy
Khan Academy: Friction Review
Review the key concepts, equations, and skills for friction, including how to find the direction and magnitude of the friction force.
Science Buddies
Science Buddies: Explore the Forces of Friction
We all recognize what friction is, but do you really understand what causes it? This project focuses on friction, its causes and forces and specifically how it affects how fast you can slip down slides.
University of Colorado
University of Colorado: Ph Et Interactive Simulations: Forces and Motion: Basics
Explore the forces at work when pulling against a cart, and pushing a refrigerator, crate, or person. Create an applied force and see how it makes objects move. Change friction and see how it affects the motion of objects.
University of Colorado
University of Colorado: Ph Et Interactive Simulations: Forces in One Dimension
Use this simulation to see the results of applying a force to move an object. Analyze forces and friction using graphs.