1. Friction

2. What factors affect friction?

3. What factors affect friction?
Survey says:
Surface texture
Surface material
Surface area
Speed of slide
Mass
Weight
Angle of surface
Normal Force

4. Now, do some research!
Read p 124,125 stopping at Two Types of Friction
Watch demo

5. What is happening here?

6. What is happening here?

7. Do more research!
Read p stopping at Properties of Friction

8. What must you do to get an object to start sliding?

9. What must you do to keep an object sliding at a constant velocity?

10. What is the Mathematical Relationship Between…