 Unit Schedules

Unit 1: The Ray Model of Light

 Day Thursday, August 28 1 Focus Question(s): What's SLC Physics all about?What is the predictable pattern by which light reflects off a surface?How can the pattern be used to predict the path of light Activities: Course Introduction, Materials, Google Survey on Chromebooks, Logistical tasksLab and lab notebooksDiscuss Reflection; demosChromebooks: discuss HW: show TPC, Tutorial, Reading Assignment; WebAssign login and password changeLab RO1: Reflection Lab; do and post-labActivity: Firing My Laser Challenge (packet, p. 3) Neighbor Nudge: Law of Reflection Homework:    Do WebAssign surveyWebAssign contract: get signed by parentsRead Lesson 1 of Reflection Chapter from TPC TutorialRead SLC Physics Survival Packet; indicate Qs in side margin Help:

 Day Tuesday, September 2 2 Focus Question(s): What is meant by the term image? How and/or why is an image formed? What are the characteristics of plane mirror images? Activities: Discuss Law of Reflection; two Neighbor Nudges Preview of MOP; information sheet (Packet, pp. 4-6) Entertain questions left on WebAssign Lab RO2: Images Post-lab: What is an image? How is an image formed? How do you describe it? Parallax demo Homework:    Read Lesson 2a-2d of Reflection Chapter from TPC Tutorial Do MOP: RM1, RM2 Help:

 Day Thursday, September 4 3 Focus Question(s): Why is an image sometimes not formed? How can one use a ray diagram model to predict how light travels from object to mirror to observer's eye? How can one use a ray diagram model to predict what portion of a mirror would be required to view an image of yourself? Activities: Discuss specular vs. diffuse reflection. Demos. Diagramming. Ray Diagrams (Packet, pp. 7-8) Any Qs on Survival Packet? Lab RO3: Six Foot Man Problem (p. 37); submit results via Google form Post-lab Six Foot Man Problem; review/discuss data; do p. 38 Homework:    Do MOP: RM3, RM4; record success codes on p. 5 of packet Get caught up on lab work, MOPs, Readings Help:

 Day Monday, September 8 4 Focus Question(s): Where is the middle image located for a right angle mirror? How does light get from object to mirror to our eye when sighting at a middle image?Where are the images for a parallel mirror system located? How can one use a ray diagram model to predict what portion of an image can be seen by an observer or what images can be seen by an observer? Activities: Walk-through: Multiple Mirror Systems (as you enter room) Introduce right angle mirrors; primary vs. secondary images Lab RO4: Right Angle Mirror Lab (pp. 39-40); do and pool class data Post-Lab; do some ray diagraming for right angle mirrors (p. 10 of Packet) Discuss parallel mirror systems: Infinity (p. 13, Situation 1) Physics Interactives: Who Can See Who? on Chromebooks Homework:    Read Lesson 2e-2f of Reflection Chapter from TPC Tutorial Read Lesson 3a-3d of Reflection Chapter from TPC Tutorial Help:

 Day Wednesday, September 10 5 Focus Question(s): What mathematical equation(s) describes the distance from the mirror to the images for a parallel mirror system? How does object distance affect the characteristics of a concave mirror image? How does the angle between two adjoining mirrors affect the number of images that are formed? Activities: Parallel Mirror Problem Revisited (p. 13, Situation 2); give challenge Activity: Introducing Concave and Convex Mirrors Activity: Exploring Curved Mirror Systems (pp. 15-16) Discuss anatomy of a curved mirror, principal rays; demos Lab Test: Improving Your Image Homework:    Challenge: Parallel mirror equation (spend <20 minutes determining the formula) Do MOP: RM5, RM6 Read Lesson 3e-3f of Reflection Chapter from TPC Tutorial Help:

 Day Friday, September 12 6 Focus Question(s): How can a ray diagram model be used to describe how the object distance affects the characteristics of a curved mirror image?How can a mathematical model be used to describe how object distance affects the characteristics of the image?In what way do experimental data support the mathematical model relating object and image distance? Activities: Demonstration - Rules of Reflection for Curved Mirrors Ray Diagrams for Concave Mirrors (pp. 17-18)Mathematical Modeling of Concave Mirrors (p. 20 of Packet)Lab RO5: Finding Smiley Lab (pp. 32-33); collect data and enter into Desmos Homework:    Read Lesson 4b-4c of Reflection Chapter from TPC Tutorial Do MOP: RM5, RM6WebAssign - Mirror Equation Problems 1 (due Thursday, 9/18) Bring Calculator Help:

 Day Tuesday, September 16 (shortened periods; late arrival) 7 Focus Question(s): How can a ray diagram model be used to describe how the object distance affects the characteristics of a curved mirror image? How can a mathematical model be used to predict the image characteristics of a curved mirror image?How does object distance affect the characteristics of a concave mirror image? Activities: Discuss Lab Notebooks (data and evidence, labeling, units, referencing data) Ray Diagrams for Convex Mirrors (p. 19 of Packet) Chromebooks: Name That Image Mirror Equation Practice Plane Mirror Quiz (~25 minutes) Homework:    WebAssign - Mirror Equation Problems 1 Do MOP: RM8, RM9; Reflection and Mirrors codes due soon Help:

 Day Thursday, September 18 8 Focus Question(s): How does object distance affect the magnification of a concave mirror image? How can a mathematical model be used to explain the relationship between object distance and magnification? Activities: Any MOP Codes? (1st chance of 2 chances) Mirror Equation: Two equations and two unknowns (pp. 21-22 of Packet) Science Reasoning (25 minutes) Demos: Foo Ling Yu, Pendulum, Mirage, Powers of 10 Magnification Pass out Quarter 1 Project with handout; discuss Lab RO6: Mirror Magnification Lab - begin data collection Homework:    WebAssign - Mirror Equation Problems 2 (due Wed, 9/24) Complete MOP - Reflection and Mirrors (to be collected) Begin Reading Lesson 1 of Refraction Chapter from TPC Tutorial Help:

 Day Monday, September 22 9 Focus Question(s): How does object distance affect the magnification of a concave mirror image? How can a mathematical model be used to explain the relationship between object distance and magnification? What is refraction? Why does refraction occur? When does refraction not occur? How does light refract? Activities: Hand in MOP Codes for Reflection and Mirrors (2nd chance of 2 chances) Mirror Equation: Two equations and two unknowns (p. 21 of Packet) Lab RO6: Mirror Magnification Lab - begin data collection Activity: Introduction to Refraction (pp. 23-24 of Packet) Homework:    WebAssign - Mirror Equation Problems 2 (due at 8 AM on Wed, 9/24) Complete Reading Lesson 1 of Refraction Chapter from TPC Tutorial Complete Lab RO6 Prep for Mirror Quest Help:

 Day Wednesday, September 24 10 Focus Question(s): How can one use a conceptual model to predict the direction that a light ray will refract at a boundary? What is the mathematical model that describes the refraction of light? What is the logical origin for such an odd law of refraction? Activities: Review direction of bending, optical density, index of refraction, light speed; do some ray tracing Lab RO7 - How Much? Lab - collect/analyze data Discuss Snell's Law Why Snell's Law? - demo Least Time Principle at The Physics Classroom Quiz on Curved Mirrors (~20 minutes) Homework:    Read Lesson 2a-2d of Refraction Chapter at TPC MOP - Refraction Module - do RL1 - RL3 Help:

 Day Monday, September 29 11 Focus Question(s): What is this sine stuff all about? How can one use Snell's Law to predict the path of light at a boundary or to determine the index of refraction of a medium? Activities: Refraction Demos - A&W Root Beer, Stirring Rod, Fish Spearing SOH CAH TOA (pp. 25-26) Do SOH CAH TOA WebAssign Return Quiz/Key Snell's Law (pp. 27) Quarter 1 Project: some brainstorming Homework:    Read Lesson 2a-2d of Refraction Chapter at TPC WebAssign - SOH CAH TOA WebAssign - Refraction 1 Help:

 Day Wednesday, October 1 12 Focus Question(s): How can one use Snell's Law to predict the path of light at a boundary or to determine the index of refraction of a medium? How can SOH CAH TOA and Snell's Law be combined to analyze a complex physical situation involving refraction? Activities: Snell's Law (p. 28) Layer Problem (p. 29) Lab RO8: The Unknown n Lab Combine Snell's Law and SOH CAH TOA (p. 30) Quarter 1 Project: more brainstorming with some exhibit details Homework:    Read Lesson 3 of Refraction Chapter at TPC WebAssign - Refraction 2 Help:

 Day Friday, October 3 13 Focus Question(s): How can SOH CAH TOA and Snell's Law be combined to analyze a complex physical situation involving refraction? Are there conditions under which the incident light ray undergoes reflection but not transmission at the boundary? If so, then what are those conditions? Activities: SOH CAH TOA and Snell's Law - two Hendy Specials Refraction Interactive: Focus Question 2 (above) Discuss Total Internal Reflection: R & R; TIR def'n, two conditions; diagramming; demos Quarter 1 Project: select an exhibit to identify a goal and list required materials (specifics needed) and needs (e.g., wiring, special woodworking) Homework:    WebAssign - Refraction 3 MOP - Refraction Module - do RL5 - RL6; codes RL1-RL6 (except RL4) to be collected. Help:

 Day Tuesday, October 7 14 Focus Question(s): How can one predict the minimum angle at which total internal reflection occurs? Activities: Submit MOP Codes - 1st chance of 2 chancesLab RO9 - A Critical Lab Critical Angle Calculations: discuss and practice with WebAssign Refraction Quiz (20 minutes) Quarter 1 Project: continue to detail the project specifications with a detailed diagram/description Homework:    Work on details for Quarter 1 Project - Design Stage WebAssign - Refraction 4 MOP - Refraction Module - success codes for RL1-RL6 (except RL4) to be collected. Help: The Review Session: Reflection and Mirrors || Refraction and TIR

 Day Thursday, October 9 15 Focus Question(s): In what ways can one describe a vibration? In what manner does mass affect the period and the frequency of a vibrating object? Can the relationship be described by an equation? Activities: Submit MOP Codes - 2nd chance of 2 chances Start Unit 2 : Mechanical Model of Waves: == Demo: Mass on a Spring == Period, Amplitude and Frequency == The Wiggles Lab Return Quiz and Quiz Key Quarter 1 Project: Work on details of Quarter 1 Project - Design Stage Homework:    Prepare for Unit 1 Test Help: The Review Session: Reflection and Mirrors || Refraction and TIR

 Day Monday, October 13 16 Focus Question(s): How does the position of a vibrating mass fluctuate with time? Does the period of a vibrating mass change over time? Does the amplitude of a vibrating mass change over time? How does increasing mass affect the period of its vibrations? Activities: Lab WM2 - Vibrating Mass Lab Unit 1 Test (45 minutes) Homework:    Read Lesson 0a, 0b, and 0d of the Waves Chapter at The Physics Classroom Help:

The Physics Classroom || Google Docs || WebAssign