Wave Interference & Diffraction Scaffolded Phenomena-Based Lesson: Two Colors, One Bench: Fringes That Measure Wavelength Teacher Discussion Guide | Physics II | Grades 9–12

This is the teacher discussion guide, with lesson flow, facilitation questions, anticipated student ideas and model explanations for leading the class discussion for the Scaffolded Phenomena-Based Lesson in the Physics II (grades 9–12) chapter Wave Interference & Diffraction, built around the phenomenon Two Colors, One Bench: Fringes That Measure Wavelength. This scaffolded version adds sentence frames and extra supports for students who need them. It is sold separately from the other two parts of the set.

• What's inside: SCAFFOLDED Teacher Discussion Guide (editable .docx + PDF, about 1,482 words, 5 pages).
• Resource type: Phenomena-Based Lesson – Teacher Discussion Guide. Format: editable Microsoft Word file plus a ready-to-print PDF.

Classroom use: Open with the phenomenon slide show, let students record ideas on the response sheet, and lead the discussion with the teacher guide. Built for Physics II, grades 9–12.

Sample question“Q1. Only the laser changed on April 8. Which pattern is wider, red or green? What does that tell you about which wavelength is longer?”

Complete the set: Wave Interference & Diffraction Scaffolded Phenomena-Based Lesson: Two Colors, One Bench: Fringes That Measure Wavelength Presentation; Wave Interference & Diffraction Scaffolded Phenomena-Based Lesson: Two Colors, One Bench: Fringes That Measure Wavelength Student Response Sheet. Original version: Wave Interference & Diffraction Phenomena-Based Lesson: Two Colors, One Bench: Fringes That Measure Wavelength Teacher Discussion Guide.