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The Organisation of Eastern Caribbean States (OECS) Curriculum Framework is designed to provide a comprehensive, student-centered approach to education across member states.

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    1. Home
    2. Curriculum
    3. Grade 6 Subjects
    4. Science Activities
    5. Earth Systems

    Earth Systems Activities

    Investigate Earth's interconnected systems through hands-on modeling and data analysis of atmospheric, hydrospheric, and geospheric processes.

    Activity 1: Advanced Water Cycle System Modeling

    Create comprehensive models of the water cycle including energy transfers and climate interactions

    90 minutes
    Teams of 4
    Systems modeling & energy flow

    Learning Objectives

    • • Model water movement through Earth's systems
    • • Analyze energy transfers in the water cycle
    • • Investigate climate factors affecting water distribution
    • • Connect local Caribbean water systems to global patterns
    • • Evaluate human impacts on water cycle processes

    Materials

    • • Large clear containers for ecosystem models
    • • Heat lamps and thermometers
    • • Ice cubes and hot water
    • • Plastic wrap and rubber bands
    • • Food coloring and pH strips
    • • Digital scales for mass measurements

    Investigation Process

    1

    System Construction (30 minutes)

    Build closed-system water cycle models with multiple variables

    2

    Data Collection (40 minutes)

    Monitor temperature, humidity, and water movement patterns

    3

    Climate Analysis (20 minutes)

    Connect findings to Caribbean climate patterns and global systems

    Energy Variables

    • • Solar radiation intensity
    • • Surface temperature differences
    • • Atmospheric pressure changes
    • • Humidity and condensation rates

    Caribbean Climate Connections

    Hurricane Formation
    • • Ocean temperature requirements
    • • Atmospheric pressure systems
    • • Water vapor and energy transfer
    • • Seasonal pattern analysis
    Drought and Rainfall Patterns
    • • Trade wind effects on precipitation
    • • Orographic rainfall in mountainous islands
    • • El Niño/La Niña impacts
    • • Water resource management strategies

    Activity 2: Caribbean Geology and Plate Tectonic Modeling

    Investigate volcanic activity and earthquake patterns in the Caribbean through geological modeling

    85 minutes
    Teams of 3
    Geological processes & hazard assessment

    Learning Objectives

    • • Model plate tectonic processes affecting the Caribbean
    • • Investigate volcanic formation and eruption patterns
    • • Analyze earthquake distribution and causes
    • • Evaluate geological hazards and risk assessment
    • • Connect geological processes to island formation

    Geological Modeling Kit

    • • Modeling clay (different colors)
    • • Foam boards for plate models
    • • Baking soda and vinegar for eruptions
    • • Sand and gravel for sediment layers
    • • Pressure plates and weights
    • • Caribbean geological maps

    Modeling Sequence

    1

    Plate Boundary Construction (25 minutes)

    Model Caribbean, North American, and South American plates

    2

    Volcanic Activity Simulation (35 minutes)

    Create eruption models and analyze lava flow patterns

    3

    Hazard Assessment (25 minutes)

    Evaluate risks and develop emergency preparedness plans

    Caribbean Volcanoes

    • • Soufrière Hills (Montserrat)
    • • La Soufrière (St. Vincent)
    • • Mount Pelée (Martinique)
    • • Kick 'em Jenny (Grenada)

    Risk Assessment and Preparedness

    Volcanic Hazards
    • • Pyroclastic flows
    • • Ash fall patterns
    • • Lahar formation
    • • Gas emissions
    Earthquake Risks
    • • Fault line mapping
    • • Tsunami potential
    • • Building codes
    • • Emergency protocols
    Community Preparedness
    • • Evacuation routes
    • • Emergency supplies
    • • Communication systems
    • • Recovery planning