Ecosystems & Water Quality Scaffolded Phenomena-Based Lesson: The Gulf of Mexico Dead Zone: When Summer Waters Run Out of Oxygen Presentation | Middle School Earth Science | Grades 6–8

This is the student-facing slide presentation that introduces the phenomenon, walks the class through observations and driving questions, and frames the evidence students will use for the Scaffolded Phenomena-Based Lesson in the Middle School Earth Science (grades 6–8) chapter Ecosystems & Water Quality, built around the phenomenon The Gulf of Mexico Dead Zone: When Summer Waters Run Out of Oxygen. 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: Ecosystems & Water Quality Scaffolded Phenomena-Based Lesson: The Gulf of Mexico Dead Zone: When Summer Waters Run Out of Oxygen Teacher Discussion Guide; Ecosystems & Water Quality Scaffolded Phenomena-Based Lesson: The Gulf of Mexico Dead Zone: When Summer Waters Run Out of Oxygen Student Response Sheet. Original version: Ecosystems & Water Quality Phenomena-Based Lesson: The Gulf of Mexico Dead Zone: When Summer Waters Run Out of Oxygen Presentation.

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: “Excess fertilizer washes into rivers and causes an explosive bloom of ____________.”

What's inside: SCAFFOLDED Student Slide Show (editable .pptx + PDF, 16 slides).

Standards: NGSS Middle School Earth & Space Science (MS-ESS) disciplinary core ideas and the science practices of analyzing data and constructing explanations.

Resource type: Phenomena-Based Lesson – Presentation. Format: editable Microsoft PowerPoint 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 Middle School Earth Science, grades 6–8.

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.