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Overview

A 3-day comprehensive 5Es Earth/Environmental Science unit designed to teach 9th-grade students how mantle convection drives plate tectonics and to analyze data to predict volcano and earthquake locations using plate boundary theory. The lessons are interactive, critical-thinking focused, and aligned with Common Core standards and NGSS ESS2 standards (ESS.EES.2.1 & ESS.EES.2.2).

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Day 1: Mantle Convection & Earth's Layers

Standards & Objectives

• Standard: ESS.EES.2.1
• Common Core: CCSS.ELA-LITERACY.RST.9-10.3
• Objective: Use physical and digital models to explain how mantle convection causes plate movement.

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I Can Statements

• I can describe the structure of Earth's layers (crust, mantle, core).
• I can explain how density and temperature differences cause mantle convection.
• I can use models to show how mantle convection powers tectonic plate movement.
• I can identify divergent, convergent, and transform plate boundaries.
• I can communicate scientific ideas using appropriate vocabulary.

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Vocabulary

• Mantle
• Convection
• Lithosphere
• Plate tectonics
• Density
• Divergent boundary
• Convergent boundary
• Transform boundary
• Radioactive decay
• Geosphere

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Guiding/Higher Order Thinking Questions

1. How does temperature influence the movement of mantle materials?
2. Why do plates move differently at divergent, convergent, and transform boundaries?
3. How can a model improve our understanding of Earth's internal processes?
4. What would happen if mantle convection stopped?
5. How does radioactive decay provide energy for mantle convection?

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Timing & Activities (80 Minutes)

Time	Activity	Description & Instructions
10 min	Bell Ringer: Earth Layer Brain Dump	Students write everything they know about Earth's layers & plate tectonics. Share in pairs.
15 min	Engage: Video & Discussion	Watch 8-min YouTube video on mantle convection (teacher-led notes on board). Follow with Q&A.
15 min	Explore: Interactive Model Creation (Online/Physical)	Students use an online simulation or classroom convection model (hot water, food coloring in fluid) to visualize convection currents. Record observations.
20 min	Explain: Group Guiding Questions & Notes	Teacher guides students through the model's explanation, highlighting how energy from radioactive decay impacts convection and plate movement.
10 min	Elaborate: Virtual Plate Boundary Lab	Online platform that lets students manipulate boundaries and observe plate interactions & landform formation. Class discussion.
10 min	Exit Ticket: Written brief	"Explain in your own words how mantle convection causes plates to move." Includes 3 sentences minimum.

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Differentiation Strategies

• Visual learners: Use diagrams, videos, and models.
• Dyslexia-friendly: Provide printed notes on colored paper; use font Arial size 14+ with spacing.
• EC students: Scaffolded worksheets with sentence starters and vocabulary support.
• Advanced learners: Research real-world examples of convection causing earthquakes. Extension project link shared.

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Success Criteria

• Students use models to describe Earth's layers.
• Students explain mantle convection with evidence from models.
• Students correctly identify types of plate boundaries.

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Day 2: Plate Boundaries & Earthquake/Volcano Prediction

Standards & Objectives

• Standard: ESS.EES.2.2
• Common Core: CCSS.ELA-LITERACY.RST.9-10.7
• Objective: Analyze geological and historical data to predict locations of volcanoes and earthquakes according to plate boundaries.

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I Can Statements

• I can interpret geoscientific data related to plate boundaries.
• I can explain how different plate boundaries influence geological activity.
• I can use maps to locate earthquakes and volcanoes.
• I can analyze historical data to predict future geological events.
• I can engage in collaborative group discussions to solve problems.

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Vocabulary

• Earthquake
• Volcano
• Seismic waves (P & S waves)
• Magnitude
• Geoscience data
• Divergent/convergent/transform boundary
• Epicenter
• Tectonic plates

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Guiding/Higher Order Thinking Questions

1. How does plate boundary type influence the type and location of geological events?
2. What patterns emerge when you analyze volcanic locations on a global map?
3. How can historical earthquake data inform future predictions?
4. What limitations exist when using maps and data for predictions?
5. Why do transform boundaries cause earthquakes but not volcanoes?

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Timing & Activities (80 Minutes)

Time	Activity	Description & Instructions
10 min	Bell Ringer: Plate Boundary Map Quiz	Students label a blank world map with types of plate boundaries to activate prior knowledge.
20 min	Engage/Explore: Data Analysis & Mapping Activity	Using geoscience data (earthquake and volcano historical locations), students analyze patterns and relate them to specific plate boundaries.
20 min	Explain: Mini-Lecture & Class Discussion	Teacher explains how seismic wave data relates to earthquake magnitudes and how data predicts event locations.
20 min	Elaborate: Group Critical Thinking Challenge	Groups predict earthquake or volcano likelihood in assigned regions using data sets. Present reasoning to class.
10 min	Exit Ticket: Short Answer	"What plate boundary type is most likely to produce an earthquake? Explain why."

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Differentiation Strategies

• EC students: Use simplified data charts and vocabulary flashcards.
• Visual learners: Maps, graphs, and videos on seismic waves.
• Advanced learners: Analyze real-time earthquake data from USGS website for extension.
• Dyslexia-friendly: Use audiobooks or read-aloud for data interpretation.

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Success Criteria

• Students connect plate boundaries to earthquake/volcano locations.
• Accurately analyze geoscience data to make predictions.
• Collaborate effectively to solve complex questions.

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Day 3: Applying Knowledge & Assessment

Standards & Objectives

• Standards: ESS.EES.2.1 & ESS.EES.2.2
• Common Core: CCSS.ELA-LITERACY.WHST.9-10.2 & CCSS.MATH.CONTENT.HSS.ID.A.1
• Objective: Synthesize knowledge to create a model or presentation explaining mantle convection and predicting geological events.

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I Can Statements

• I can integrate concepts of mantle convection and plate boundaries.
• I can create and present scientific explanations supported by data and models.
• I can critically evaluate peer findings and provide constructive feedback.
• I can use scientific vocabulary correctly in written and oral communication.
• I can reflect on my learning and identify areas for growth.

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Vocabulary

Review all previously introduced vocabulary for reinforcement.

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Guiding/Higher Order Thinking Questions

1. How do models and data work together to enhance scientific understanding?
2. What challenges arise when predicting geological events?
3. How can you improve your scientific communication?
4. Why is it important to use multiple sources of data in scientific analysis?
5. How does what you learned about mantle convection explain plate tectonics as a whole?

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Timing & Activities (80 Minutes)

Time	Activity	Description & Instructions
10 min	Bell Ringer: Concept Map Review	Students independently create a concept map linking mantle convection, plate boundaries, and related geological events.
25 min	Engage/Explain: Student Group Project Creation	Groups create a digital or poster presentation/model explaining mantel convection’s effect on plate tectonics & predicting earthquakes/volcanoes.
15 min	Explore/Elaborate: Gallery Walk & Peer Feedback	Groups present to peers who provide feedback using a structured peer review sheet focusing on science accuracy and communication.
20 min	Evaluation: Quiz & Reflection	Online or paper quiz covering key concepts from the last two lessons; followed by a written reflection on learning and remaining questions.
10 min	Exit Ticket: One New Thing	Each student writes one new thing they learned this unit and one question they still have.

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Differentiation Strategies

• EC learners: Use guided templates for presentations and graphic organizers for reflections.
• Advanced learners: Add a research component on radioactive decay’s role in Earth’s heat.
• Dyslexia-friendly: Offer oral presentation option and peer support.
• Visual/kinesthetic learners: Use models, diagrams, and hands-on materials for project creation.

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Success Criteria

• Produces a clear and accurate explanation integrating convection and plate tectonics.
• Correctly uses scientific language in oral and written form.
• Demonstrates ability to analyze, synthesize, and critique scientific data and concepts.

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Additional Resources & Materials

• Physical convection lab supplies (water, food colouring, heat source)
• Online convection current and plate tectonic simulations
• Blank maps and data sets on volcanic and earthquake locations
• Video clips on mantle convection, seismic waves, and plate boundaries
• Peer review and exit ticket templates

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Dyslexia-Friendly Reading Options

• All reading materials provided in dyslexia-friendly fonts (Arial, 14 pt, 1.5 spacing)
• Audio versions/read aloud scripts for videos and key passages
• Bilingual vocabulary flashcards (if needed)

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Assessment Questions Examples

1. Formative: How does mantle convection move tectonic plates?
2. Data Interpretation: Based on this map of earthquakes over 10 years, what type of plate boundary is present?
3. Short Answer: Explain why seismic waves help scientists locate earthquake epicenters.
4. Extended response: Predict what geological features might form a convergent boundary and explain why.
5. Conceptual: Why is the mantle solid but able to convect like a fluid?

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This 3-day unit presents a scaffolded, engaging, and challenging environment preparing 9th graders for advanced Earth science and college-level thinking, leveraging interactive technologies and hands-on inquiry aligned to Common Core and NGSS standards.