 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. 169–171: Problems: due Wednesday 10/6
Conservation of Energy:  61, 62, 63, 65, 67, 69,

Chapter 6: pp. 204–204: Problems: due Monday 10/11
Momentum:  5, 7, 9, 11, 13, 15, 17, 19, 21,
Impulse:  25, 27, 29, 31, 33, 34

Important Vocabulary: potential energy, p. 150 gravitational potential energy, p. 150 law of conservation of total energy, p. 153 conservative force, p. 153 nonconservative force, p. 153 total mechanical energy, p. 154 conservative system, p. 154 law of conservation of mechanical energy, p. 155 efficiency, p. 162 linear momentum, p. 173 total linear momentum, p. 173 impulse, p. 178 impulse-momentum theorem, p. 178 Force 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)  images from The Physics Classroom