Friction

Objectives

• Show knowledge and understanding of the concept of friction
• Show knowledge and understanding of the measurement of friction
• Show understanding of the benefits of friction

Theory Presentations/Assessment - Friction

• Introduction
• What is Friction?
• What Causes Friction?
• Friction and Weight
• Reducing Friction
• Measuring Friction
• Static and Dynamic Friction
• Friction of Air
• Benefits of Friction
• Summary

Activity - Measuring Friction

• Students use a block, weights, and a forcemeter to investigate the relationship between static friction and weight, and the relationship between dynamic friction and weight.