Metering & Expansion Devices Scaffolded Phenomena-Based Lesson: The Starved Coil at Harbor Lane Market Teacher Discussion Guide | HVAC-R | 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 HVAC-R (grades 9–12) chapter Metering & Expansion Devices, built around the phenomenon The Starved Coil at Harbor Lane Market. 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.

Complete the set: Metering & Expansion Devices Scaffolded Phenomena-Based Lesson: The Starved Coil at Harbor Lane Market Presentation; Metering & Expansion Devices Scaffolded Phenomena-Based Lesson: The Starved Coil at Harbor Lane Market Student Response Sheet. Original version: Metering & Expansion Devices Phenomena-Based Lesson: The Starved Coil at Harbor Lane Market Teacher Discussion Guide.

Sections: Standards Alignment; Learning Goals; The Case - Read First; The Record - Dated Observations; How To Run The Talk; Talk Moves For The Teacher; The Record; Word Bank. Sample item: “1. October 12, 2026: work out the superheat and the subcooling. Which one is wrong for a valve set at 10 °F? Which one shows the valve had a full line of liquid?”

What's inside: SCAFFOLDED Teacher Discussion Guide (editable .docx + PDF, about 2,160 words, 7 pages).

Standards: Aligned to Career & Technical Education (CTE) program-of-study competencies for Architecture & Construction — heating, ventilation, air conditioning and refrigeration, with embedded academic literacy and career-readiness skills.

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 HVAC-R, grades 9–12.

Format note: These files are delivered in Microsoft Office formats (Word and/or PowerPoint). If you open a worksheet that includes tables in Apple Pages or another non-Microsoft app, table formatting may not display correctly. For best results, use Microsoft Word or PowerPoint (or upload the file to Google Docs). If you run into any formatting issues, contact us and we can send a PDF version.