# MrFlint.com

The online companion to your favorite class.

The online companion to your favorite class.

- Brainstorm forms of energy
- Kinetic energy formula derivation from W=Fd=mad and v^2=2ad then 1/2v^2=ad so W=KE=1/2mv^2
- Importance of velocity squared in formala

- Defining potential energy

- P. 241, 8-11 due
- Some more kinetic energy examples
- Intro. to Power Lab

- P. 241, 19-25 due
- Power lab

- Return/Review problems from last week
- Ideal machines and mechanical advantage

- Machines example problems
- Mechanical advantage, ideal mechanical advantage, and efficiency
- Intro. to Machines Lab

- Machines lab today

- P. 242; 26-30, 34-35 due
- Go over problems together in class

- 120 kg boy moving at 1.2 m/s collides with a 100 kg girl moving at -0.80 m/s. Determine the final velocity.

- P. 219, 34-37 due
- Go over problems together

- Momentum Lab due

- Return/Review last problem set
- Help with some problems
- Work on problems in class

- P. 220, 40-44 due
- Go over problems in class

- P. 220, 45-48 due
- Go over problems in class

- Chapter 9 Review due
- Go over problems in class

- Chapter 9 Test

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