$$\require{cancel}$$

# 6.7: Unit 6 Review

## Key Takeaways

Lever Arm

Effort Arm

Fulcrum

Pivot

Lever Classes

Range of Motion

Static Equilibrium

Friction

Coefficient of friction

Reactive forces

## Learner Objectives

1. Identify tension, gravity, normal, and friction forces.[2]
2. Identify classes of levers and explain advantages and disadvantages of each in terms of mechanical advantage and range of motion.[2]
3. Apply lever and equilibrium concepts to solve for forces and find mechanical advantage in scenarios involving levers. [3]
4. Apply normal force and friction coefficient concepts to calculate static and kinetic frictional forces.[3]