Welding Fundamentals & Techniques Phenomena-Based Lesson: How a Welding Arc Joins Steel Presentation | Intro to Agricultural Science | Grades 9–12

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 Phenomena-Based Lesson in the Intro to Agricultural Science (grades 9–12) chapter Welding Fundamentals & Techniques, built around the phenomenon How a Welding Arc Joins Steel. It is sold separately from the other two parts of the set.

• What's inside: Student Slide Show (editable .pptx + PDF, 22 slides).
• 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 Intro to Agricultural Science, grades 9–12.

Sample question“How can a welder control heat, shielding, and cooling to make a strong, crack-free weld?”

Complete the set: Welding Fundamentals & Techniques Phenomena-Based Lesson: How a Welding Arc Joins Steel Teacher Discussion Guide; Welding Fundamentals & Techniques Phenomena-Based Lesson: How a Welding Arc Joins Steel Student Response Sheet. Scaffolded version: Welding Fundamentals & Techniques Scaffolded Phenomena-Based Lesson: How Stick Welding Joins Steel Presentation.