Article
Khan Academy

Khan Academy: Friction Review

For Students 9th - 10th
Review the key concepts, equations, and skills for friction, including how to find the direction and magnitude of the friction force.
Handout
Khan Academy

Khan Academy: What Is Friction?

For Students 9th - 10th
Learn about the force of friction on this reference page which defines why friction is important and how it can change physic problems.
PPT
Sophia Learning

Sophia: The Coefficient of Kinetic Friction

For Students 9th - 10th
This slide show presentation introduces the idea of the coefficient of kinetic friction.
PPT
Sophia Learning

Sophia: The Coefficient of Static Friction

For Students 9th - 10th
This guided slide show presentation explains the physics behind the coefficient of static friction.
Unit Plan
Concord Consortium

Concord Consortium: Friction

For Students 3rd - 4th
What if there were no friction? This unit explores the role of friction in everyday life. (Requires Java)
Activity
Khan Academy

Khan Academy: Activity: Frictional Force Experiment

For Students 9th - 10th
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.
Unit Plan
Physics Classroom

The Physics Classroom: Static Electricity: Lesson 2: Charging by Friction

For Students 9th - 10th
Understand how to electrically charge an object by friction with this detailed description. Classrooms will benefit by extending the lesson with the interactive opportunity and follow up for comprehension with the "Check Your...
Activity
Science Buddies

Science Buddies: Effect of Friction on Objects in Motion

For Students 6th - 8th
The funny thing about friction is that you couldn't get anywhere without it, yet it still acts to slow you down as you're getting there. Here is an easy project to measure the effects of friction.
Activity
Science Buddies

Science Buddies: Slip Sliding Away: Experimenting With Friction

For Students 3rd - 5th
As you headed up the mountain to enjoy your last ski trip, you may have noticed a sign reading: Hazard. Icy Roads Ahead, Put On Your Chains. Putting chains on car tires increases the resistance between the tires and the road allowing the...
Activity
Science Buddies

Science Buddies: Explore the Forces of Friction

For Students 9th - 10th
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.
Lesson Plan
Discovery Education

Discovery Education: Friction in Our Lives

For Teachers 2nd - 8th
Help students understand friction in this hands-on lesson plans for students K-5.
PPT
New York University

New York Univ.: Tandon School of Engineering: Static and Kinetic Friction [Ppt]

For Students 9th - 10th
Explains what static and kinetic friction are and discusses the coefficient of friction for different situations. Presents two simple lab experiments and real-life examples of friction in action.
Activity
Texas Instruments

Texas Instruments: Friction

For Teachers 9th - 10th
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.
Unit Plan
Texas Education Agency

Texas Gateway: 5 Newton's Laws: Friction, Drag, and Elasticity: Summary

For Students 11th - 12th
This page summarizes each section of Chapter 5: Further Applications of Newton's Laws: Friction, Drag, and Elasticity from the AP Physics online text. These include friction, drag force, and elasticity: stress and strain.
eBook
Texas Education Agency

Texas Gateway: Newton's Laws: Friction, Drag, & Elasticity: Conceptual Questions

For Students 11th - 12th
This page offers a list of 16 questions covering the major concepts in Chapter 5: Further Applications of Newton's Laws: Friction, Drag, and Elasticity from the AP Physic online text.
Handout
Texas Education Agency

Texas Gateway: Glossary for Newton's Laws: Friction, Drag, and Elasticity

For Students 9th - 10th
This is a glossary of terms and definitions used in Chapter 5: Further Applications of Newton's Laws: Friction, Drag, and Elasticity from the AP Physics online text.
Lesson Plan
Discovery Education

Discovery Education: Friction in Our Lives

For Teachers 3rd - 5th
Learners observe objects in motion down a ramp to discover how the force of friction affects an object's motion. Includes the lesson plan, vocabulary list, and extensions for students.
Unknown Type
Physics Aviary

Physics Aviary: Practice Problems: Newton's Law System Both Frictions Problem

For Students 9th - 10th
Students must find out different things for a series of object's moving as a system with Friction. In this problem students will be given both a static friction coefficient and a kinetic friction coefficient.
Unit Plan
CK-12 Foundation

Ck 12: Third Grade Science: Physical Science: Friction

For Students 3rd
[Free Registration/Login may be required to access all resource tools.] Describes friction and how it opposes motion, and identifies types of friction.
Activity
Texas Instruments

Texas Instruments: Frictional Forces

For Teachers 6th - 8th
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...
Unknown Type
Physics Aviary

Physics Aviary: Practice Problems: Work Done by Force With Friction

For Students 9th - 10th
Students must determine the work done by a horizontal force when there is a frictional force acting on the box. Students must then find the speed of the box.
Unknown Type
Physics Aviary

Physics Aviary: Practice Problems: Energy on an Incline With Friction

For Students 9th - 10th
Students must predict the final speed of the block on the incline after sliding down a certain distance. Students must account for the energy lost due to the friction between the block and the incline.
Unknown Type
Physics Aviary

Physics Aviary: Practice Problems: Newton's Law System With Friction Problem

For Students 9th - 10th
Students must find out different things for a series of object's moving as a system with Friction.
Unknown Type
Physics Aviary

Physics Aviary: Practice Problems: Newton's Law With Friction (Force on Angle)

For Students 9th - 10th
Students must calculate the acceleration of an object being pulled along a horizontal surface by a force on an angle. The surface has friction.

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