Chapter 22 - 23 Light; Geometric Optics

SmartBoard Pre-Lecture Notes for Chapter 23

Chapter 23 Giancoli

AP Syllabus

Chapter 23 Homework

Chapter Outline:

22-1  Changing E Fields Produce B Fields (pg. 616)

• Changing E produces B
• The Maxwell equations   RE: Maxwell's Equations

22-2  Production of Electromagnetic Waves (pg. 617)

• How EM waves are produced   RE: EM Wave Propagation
• EM wave pattern: E and B at right angles to each other

22-3  Light as an Electromagnetic Wave (pg. 619)

• The electromagnetic spectrum   RE: Electromagnetic spectrum
• Light
• Wavelengths and frequencies of E-M waves

22-4  Measuring the Speed of Light  (pg. 622)

22-7  Radio and Television (pg. 626)   RE: FM Radio/TV

• Radio transmitters
• Radio receivers
• Carrier frequency
• AM and FM waves
• TV
• Cable TV: shielded cable prevents broadcast

Pre-Chapter 23:  Defining and Calculating Illuminance

• The visible spectrum as part of the electromagnetic spectrum   RE: EM Spectrum
• Defining illumination: illuminance
• Luminous intensity: the candela
• Lighting design - good lighting practices

Pre-Chapter 23:  Color

• Color by addition: primary and secondary colors   RE: Color by Addition
• Color by subtraction: primary and secondary colors   RE: Color by Subtraction
• The printing process: color separations
• Mini Lab: Color and the Printing Industry   RE: Mixing Colors for Printing

23-1  The Ray Model of Light (pg. 632)

• Using beam models (rays) to determine light behavior

23-2  Reflection: Plane Mirrors (pg. 633)

• The law of reflection
• Diffuse and specular surfaces
• Virtual and real images
• Object and image distances
• Virtual image projections
• How much mirror is utilized to view an image

23-3  Formation of Images by Spherical Mirrors (pg. 635)   RE: Optics Lab

• The focal length and focal point
• Ray models for spherical mirrors
• Lens-mirror equation
• Concave mirrors
• Locating images in concave mirrors: 5 cases
• Convex mirrors
• Locating an image in a concave mirror: 1 case
• Defects in spherical mirrors

23-4  Index of Refraction (pg. 642)   RE: Refraction

• Define refraction and indices
• Table 23-1 pg. 696

23-5  Snell's Law (pg. 642)

• Snell's Law  RE: Snell's Law
• Light passing through different mediums causes bending
• Speed of light in various mediums
• Using the law of refraction to determine lengths

Snell's Law Lab  RE: Lab Information

23-6  Total Internal Reflection: Fiber Optics (pg. 645)

• The critical angle
• Fiber optics and the cable industry

23-7  Thin Lenses: Ray Tracing (pg. 647)   RE: Optics Lab

• Types of lenses
• Convex lenses
• Locating images in convex lenses: 5 cases
• Concave lenses
• Locating an image in a concave lens: 1 case
• Defects of spherical lenses

23-8  Thin Lens Equation; Magnification (pg. 650)

• The lens equation
• Magnification

Spherical Lenses Lab  RE: Lab Information