Chemical Reactions & Equations Scaffolded Phenomena-Based Lesson: Explosive Millisecond Deployment of Automobile Airbags from Solid Sodium Azide Pellets Teacher Discussion Guide | Consumer Chemistry | 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 Consumer Chemistry (grades 9–12) chapter Chemical Reactions & Equations, built around the phenomenon Explosive Millisecond Deployment of Automobile Airbags from Solid Sodium Azide Pellets. 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: Chemical Reactions & Equations Scaffolded Phenomena-Based Lesson: Explosive Millisecond Deployment of Automobile Airbags from Solid Sodium Azide Pellets Presentation; Chemical Reactions & Equations Scaffolded Phenomena-Based Lesson: Explosive Millisecond Deployment of Automobile Airbags from Solid Sodium Azide Pellets Student Response Sheet. Original version: Chemical Reactions & Equations Phenomena-Based Lesson: Explosive Millisecond Deployment of Automobile Airbags from Solid Sodium Azide Pellets Teacher Discussion Guide.

Sections: Section 1: Three-dimensional Learning Alignment (ngss); NGSS Dimension; Scaffolded Three-dimensional Learning Goal; Section 3: Scaffolded Science Talk Moves Matrix; Scaffolded Talk Move; Verbatim Facilitation Prompt & Talk Goal; Everyday Student Misconception (flawed Claim); Scientific Evidence & Intuitive Correction. Sample item: “In an airbag deployment, solid sodium azide decomposes to produce ____________ gas.”

What's inside: SCAFFOLDED Teacher Discussion Guide (editable .docx + PDF, about 1,364 words, 4 pages); answer key / model answers for the teacher.

Standards: NGSS High School Physical Science (HS-PS) disciplinary core ideas and the science practices of analyzing data and constructing explanations.

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 Consumer Chemistry, 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.