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AP Physics B Outline Justification: Many colleges and universities offer credit to incoming freshmen who have received a 3 or higher on AP exams. Students at Palisades High School currently have opportunities to receive college science credit in Biology and Chemistry. Adding AP Physics is the next step in offering a full range of AP science courses at Palisades. Textbooks: Primary Textbook: Giancoli, Douglas C. 2005. Physics: Principles with Applications, 6th ed. Upper Saddle River, N.J.: Prentice Hall. ISBN 0-13-035257-8 Secondary Resource: (Recommended Student Purchase) Leduc, Steven. Cracking the AP Physics B Exam (latest edition): New York, NY. The Princeton Review. ISBN 0375428925 About the AP Physics B Course: The Advance Placement Physics B is an algebra-based course in general physics. The syllabus is adapted from the College Board AP Physics B syllabi. It is equivalent to an introductory algebra-based university level physics course. This is a second year physics course preceded by a Physics 1 course. The emphasis in the course is on understanding of the concepts and skills and using the concepts and formulae to solve problems. Laboratory work will be covered as an integral part of this course. Classes meet at minimum 5 days per week for 90 minutes each day for 1 semester. About once each week or 20% of the course will be devoted to laboratory activities. Homework is assigned daily. The course utilizes guided inquiry and student-centered learning to foster the development of critical thinking skills. Evaluation: Tests and Quizzes 40% Homework 40% Labs 20% Topics: INTRODUCTION Unit 1: Math and Data Review (0.5 weeks) Algebra review Scientific notation, precision, accuracy Units review and dimensional analysis Data collection and measurement Vectors NEWTONIAN MECHANICS Unit 2: Kinematics (1.0 weeks) Motion in One Dimension Position-time and velocity-time graphs Equations of motion under constant acceleration Motion in Two Dimensions Relative Velocity Projectiles Circular motion Unit 3: Newton’s Laws (1.5 weeks) Static Equilibrium (First Law) First Condition – translational equilibrium Second Condition – rotational equilibrium (torque) Dynamics of a Single Body (Second Law) Systems of Two or More Bodies (Third Law) Gravitation Applications Inclined planes Atwood’s machines and their modifications Static and kinetic friction Horizontal and vertical circles Planetary motion Unit 4: Work, Energy, Power & Momentum (2.0 weeks) Work and Work-Kinetic Energy Theorem Conservative Forces and Potential Energy Gravity Springs Conservation of Mechanical Energy Power Simple Harmonic Motion Springs and Pendulums Energies of SHM Momentum Impulse-Momentum Theorem Conservation of Linear Momentum and Collisions Inelastic, completely inelastic and perfectly elastic collisions Two-dimensional collisions Conservation of Angular Momentum (for a point mass) FLUIDS MECHANICS & THERMAL PHYSICS Unit 5: Fluid Mechanics (1.0 weeks) Density and pressure Density and specific gravity Pressure as a function of depth Pascal’s Law Buoyancy – Archimedes’ Principle Fluid flow continuity Bernoulli's equation Applications Hydraulics Effects of atmosphere Flotation Flight Plumbing Unit 6: Thermal Physics (2.0 weeks) Temperature and Thermal Effects Mechanical equivalent of heat Heat transfer and thermal expansion Linear expansion of solids Volume expansion of solids and liquids Calorimetry Kinetic Theory, Ideal Gases & Gas Laws Thermodynamics Processes and PV diagrams Isothermal Isobaric Isometric Adiabatic Cyclic First Law of Thermodynamics Internal energy Energy conservation Molar heat capacity of a gas Second Law of Thermodynamics Directions of processes Entropy Heat Engines and Refrigerators ELECTRICITY & MAGNETISM Unit 7: Electrostatics (1.0 weeks) Coulomb’s Law Electric Fields and Gauss’ Law Electric Potential Energy and Electric Potential Capacitance Graphical description of capacitance (charge vs. voltage) Slope – capacitance Area – energy stored Capacitors in series and parallel Applications Point charge distributions Parallel plates Cathode ray tubes Millikan Oil Drop Experiment Condensers, uninterruptible power supplies, tone controls Unit 8: Current Electricity (2.0 weeks) Electric Circuits Emf, Current, Resistance and Power DC circuits Series and parallel circuits Batteries and internal resistance Ohm’s Law and Kirchhoff’s rules Voltmeters and ammeters Capacitors in circuits (RC circuits) Applications Unit 9: Electromagnetism (2.0 weeks) Magnetostatics Force of a magnetic field on a moving charge Force of a magnetic field on a current carrying wire Torque on a current carrying loop Magnetic fields due to straight and coiled wires Electromagnetic Induction Magnetic flux Faraday’s Law and Lenz’s Law Applications Mass spectrometers Motors Generators Particle colliders WAVES & OPTICS Unit 10: Wave motion and Sound (1.0 weeks) Description and characteristics of waves Standing waves and harmonics Waves on a string Waves in a tube (open and closed) The Doppler Effect (in one dimension) Sound intensity, power and relative sound intensity Musical applications Unit 11: Optics (1.5 weeks) Geometric Optics Reflection, Refraction and Snell’s Law Reflection and refraction at a plane surface Total internal reflection Images formed by mirrors Images formed by lenses Ray Diagrams and the thin lens/mirror equation Physical Optics The electromagnetic spectrum Interference and path difference Interference effects Single slit Double slit Diffraction grating Thin film ATOMIC & NUCLEAR PHYSICS Unit 12: Modern Physics (1.5 weeks) Atomic Physics and Quantum Effects Photons and the Photoelectric effect X-ray production Electron energy levels Compton scattering Wave nature of matter Nuclear Physics Atomic mass, mass number, atomic number Mass defect and nuclear binding energy Nuclear processes Modes of radioactive decay (α, β, γ) Fission Fusion Laboratory: All lab experiments are “hands-on” activities. Students will be required to keep a lab notebook containing all of their lab reports in order to provide evidence to colleges. The report should include the following: Problem Statement Hypothesis Design Procedure Materials Variables Data – includes any necessary equations and calculations Conclusion- based upon hypothesis, includes error analysis Lab experiments: 1. Indirect measurement of inaccessible heights and distances 2. Areas, Volumes, and densities of given solids and liquids 3. Determination of acceleration due to gravity 4. Projectile Motion – Relationship between θ and Range 5. Elastic Force in Rubber Bands – Nonlinear spring 6. Inclined Plane – Coefficient of friction 7. Uniform Circular Motion – Relationships between hanging mass, spinning mass, Fc and r 8. Conservation of Mechanical Energy Spring-mass system – Air Track 9. Conservation of Linear Momentum – Air Track 10. Spring-Mass System – Force sensor/Accelerometer 11. Simple Pendulum - Photogate 12. Electrostatics- Investigations with positive and negative charges. 13. Electrostatics- Investigation with the Van de Graff generator 14. Electrostatics- Mapping Electric Fields I: Plotting equipotential and field lines 15. Circuits- Ohm’s Law and Internal Resistance 16. Circuits- Resistors in Series and Parallel 17. Circuits- Capacitors 18. Waves- Standing Waves on a String 19. Waves- Determining the speed of sound 20. Optics- Verification of the Laws of Reflection and Refraction 21. Optics- Determination of the index of refraction 22. Optics- Determination of the focal length of a lens 23. Optics- Determination of the wavelength of a laser using double slit interference At appropriate points in the course, each of the above laboratory investigations will be presented to the students in the form of a problem. Very often a demonstration of a physical phenomenon will be presented to the class and an explanation of the event will be requested. Students will be encouraged to discuss, confer, and debate about possible solutions to the problem – to form hypotheses. In the course of this discussion, they are to identify the variables that are at work in the phenomenon and then to decide how those variables may be manipulated given the available equipment and time. They are then to develop ways of isolating and manipulating these variables so as to test their hypotheses – to design an experiment. Groups of students may be formed to test different variables. Observations and, whenever possible, measured data will be taken from these tests. Results will be presented to the class and judgments will be made as to what conclusions can be drawn from the data, including possible experimental errors and how the experiment could be improved or expanded. Lastly, the students will be presented with the modern, “accepted” explanation or “expected” result. The students are then to discuss possible reasons for their variation from the expected result (error analysis).