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Course Objectives for Chapters 21 - 31
Chapters 1- 10 Chapters 11- 20 Chapters 21 -31
Chapter 21
Electric Fields
21.1 Creating and Measuring Electric Fields
Objectives
(1) Define and measure an electric field.
(2) Solve problems relating to charge, electric fields, and forces.
(3) Diagram electric field lines.
21.2 Applications of Electric Fields
Objectives
(1) Define and calculate electric potential difference.
(2) Explain how Millikan used electric fields to find the charge of the electron.
(3) Determine where charges reside on solid and hollow conductors.
(4) Describe capacitance and solve capacitor problems.
Chapter 22
Current Electricity
22.1 Currents and Circuits
Objectives
(1) Define an electric current and the ampere
(2) Describe conditions that create current in an electric circuit
(3) Draw circuits and recognize that they are closed loops.
(4) Define power in electric circuits.
(5) Define resistance and describe Ohm's law.
22.2 Using Electric Energy
Objectives
(1) Explain how electric energy is converted into thermal energy.
(2) Determine why high-voltage transmission lines are used to carry electric energy over long distances.
(3) Define kilo-watt-hour.
Chapter 23
Series and Parallel Circuits
23.1 Simple Circuits
Objectives
(1) Describe both a series connection and a parallel connection and state the important characteristics of each.
(2) Calculate current, voltage dorps and equivalent resistance for devices connected in series and parallel.
(3) Describe a voltage divider and solve problems involving one.
23.2 Applications of Circuits
Objectives
(1) Explain how fuses, circuits breakers, and ground-fault interrupters protect household wiring.
(2) Analyze combined series-parallel circuits and calculate the equivalent resistance of such circuits.
(3) State the important characteristics of voltmeters and ammeters and explain how each is used in circuits.
Chapter 24
Magnetic Fields
24.1 Magnets: Permanent and Temporary
Objectives
(1) Describe the properties of magnets and the origin of magnetism in materials
(2) Compare various magnetic fields
24.2 Forces Caused by Magnetic Fields
Objectives
(1) Relate magnetic induction to the direction of the force on a current-carrying wire in a magnetic field.
(2) Solve problems involving magnetic field strength and the forces on current-carrying wires, and on moving charged particles in magnetic fields.
(3) Describe the design and operation of an electric motor.
Chapter 25
Electromagnetic Induction
25.1 Creating Electric Current from Changing Magnetic Fields
Objectives
(1) Explain how a changing magnetic field produces an electric current.
(2) Define electromagnetic force, and solve problems involving wires moving in a magnetic field.
(3) Describe how an electric generator works and how it differs from a motor.
(4) Recognize the difference between peak and effective voltage and current.
25.2 Changing Magnetic Fields Induce EMF
Objectives
(1) State Lenz's law and explain back-EMF and how it affects the operation of motors and generators.
(2) Explain self-inductance and how it affects circuits.
(3) Describe a transformer and solve problems involving voltage, current and turn ratios.
Chapter 26
Electromagnetism
26.1 Interaction Between Electric and Magnetic Fields and Matter
Objectives
(1) Describe the measurement of the charge-to-mass ratio of the electron and solve problems related to this measurement.
(2) Explain how a mass spectrometer separates ions of different masses and solve problems involving this instrument.
26.2 Electric and Magnetic Fields in Space
Objectives
(1) Describe how electric and magnetic fields can produce more electric and magnetic fields.
(2) Explain how accelerated charges produce electromagnetic waves.
(3) Explain the process by which electromagnetic waves are detected.
Chapter 27
Quantum Theory
27.1 Waves Behave Like Particles
Objectives
(1) Describe the spectrum emitted by a hot body and explain the basic theory that undrlies the emission of hot-body radiation
(2) Explain the photoelectric effect and recognize that quantum theory can explain it, wheras the wave theory cannot.
(3) Explain the Compton effect and describe it in terms of the momentum and energy of the photon.
(4) Describe experiments that demonstrate the particle-like properties of electromagnetic radiation.
27.2 Particles Behave Like Waves
Objectives
(1) Describe evidence of the wave nature of matter and solve problems relating wavelength to particle momentum.
(2) Recognize the dual nature of both waves and particles and the importance of the Heisenberg uncertainty principle.
Chapter 28
The Atom
28.1 The Bohr Model of the Atom
Objectives
(1) Explain the structure of the atom.
(2) Distinguish continuous spectra from line spectra.
(3) Contrast emission and absorption spectra.
28.2 The Quantum Model of the Atom
Objectives
(1) Describe the shortcomings of the Bohr model of the atom.
(2) Describe the quantum model of the atom.
(3) Explain how a laser works and describe the properties of laser light.
Chapter 29
Solid State Electronics
29.1 Conduction In Solids
Objectives
(1) Describe electron motion in conductors and semiconductors.
(2) Compare and contrast n-type and P-type semiconductors.
29.2 The Quantum Model of the Atom
Objectives
(1) Describe how diodes limit current to motion in only one direction.
(2) Explain how a transistor can amplify or increase voltage changes.
Chapter 30
The Nucleus
30.1 Radioactivity
Objectives
(1) Determine the number of neutrons and protons in nuclides.
(2) Describe three forms of radioactive decay and solve nuclear equations.
(3) Define half-life and calculate the amount of material and its activity remaining after a given number of half-lives.
30.2 The Building Blocks of Matter
Objectives
(1) Describe the operation of particle detectors and particle accelerators.
(2) Define antiparticles and calculate the energy of gamma rays emitted when particles and their anti-particles.
(3) Describe the quark and lepton model of matter and explain the role of force carriers.
30.3 Relativity
Objectives
(1) Define Galilean relativity.
(2) Explain Einstein's two postulates.
(3) Describe and calculate time dilation and length contraction.
(4) Perform relative velocity calculations and calculate the energy of rapidly-moving objects.
Chapter 31
Nuclear Applications
31.1 Holding The Nucleus Together
Objectives
(1) Define binding energy of the nucleus.
(2) Relate the energy released in a nuclear reaction to the change in binding energy during the reaction.
31.2 Using Nuclear Energy
Objectives
(1) Define how radioactive isotopes can be artificially produced and used.
(2) Define nuclear fission and chain reaction.
(3) Describe the operation of one or more types of nuclear reactors.
(4) Describe the fusion process.