LabRat Work and Energy Page

1. Work-Energy Theorem -

This module discusses how the change in Kinetic Energy of an object is related to the Work done by a force acting on that object:

• Work-Energy Theorem Classroom Lesson (PowerPoint/678KB)
• Work-Energy Theorem (Video)

2. Work (Lifting) -

This module discusses how mechanical work comes into play in changing the energy state of an object as it is lifted. It also includes instructions on how to build the simple pulley system that is used in the experiment video.

• Work Associated with Lifting an Object Classroom Lesson (PowerPoint/2,525KB)
• Practice Problems (PowerPoint/546KB)
• Build a Pulley Rig (PowerPoint/966KB)
• Suggested Experiments (PowerPoint/279KB)
• Work Done to Change Gravitational Potential Energy (Video)

3. Rolling Bodies -

This module discusses how Kinetic Energy and Conservation of Energy apply to rolling bodies:

• The Energy of Rolling Bodies Classroom Lesson (PowerPoint/469KB)
• Work Done to Change Gravitational Potential Energy (Video)

4. Work - Pulleys & Springs -

This module discusses the concept of mechanical work and how it applies to pulleys and springs:

• Pulley Systems Classroom Lesson (PowerPoint/528KB)
• Spring Systems Classroom Lesson (PowerPoint/690KB)
• Work - Pulleys & Springs (Video)

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