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AP Physics

Week 7 (10/4-10/8)

Monday

Tuesday Wednesday Thursday Friday
Efficiency, Conservative Forces Conservation of Mechanical Energy Quiz--Energy
Impulse & momentum
Newton's 2nd Law (reloaded) Lab--determining impulse

Equipment needed:  pen/pencil, scientific calculator, notebook will be needed everyday

Assignments:

Chapter 5: pp. 169171: Problems: due Wednesday 10/6
Conservation of Energy:  61, 62, 63, 65, 67, 69, 
Additional Exercises: 87, 88, 93,


Chapter 6: pp. 204204: Problems: due Monday 10/11
Momentum:  5, 7, 9, 11, 13, 15, 17, 19, 21,
Impulse:  25, 27, 29, 31, 33, 34

Important Vocabulary:

bulletpotential energy, p. 150
bulletgravitational potential energy, p. 150
bulletlaw of conservation of total energy, p. 153
bulletconservative force, p. 153
bulletnonconservative force, p. 153
bullettotal mechanical energy, p. 154
bulletconservative system, p. 154
bulletlaw of conservation of mechanical energy, p. 155
bulletefficiency, p. 162
bulletlinear momentum, p. 173
bullettotal linear momentum, p. 173
bulletimpulse, p. 178
bulletimpulse-momentum theorem, p. 178
bulletForce vs. time graph, p. 178

 

Important Equations:

W = Fd (definition of work)

W = DKE (Work-Energy Theorem)

KE = 1/2 mv2 (Kinetic Energy)

PE = mgh (Potential Energy)

P = W/t (definition of power)

F = Dp/Dt (Newton's 2nd Law)

Pythagorean theorem diagramequation
images from The Physics Classroom

Useful links:    
AP Yearly Schedule
Your textbook companion site,

Physics Classroom
    Work-Energy & Power
    Impulse & Momentum

Java games
   
Conservation of energy vs conservation of momentum

Howstuffworks
    How Roller Coasters Work
    How Air Bags Work
    How Karate Works