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1. States of Matter - Solid, Liquid, Gas, and Plasma - Changes of State and Molecular Movement 2. Energy and Stored Energy - Forms of Energy - Energy Transfer and Conservation 3. Electric Circuits and Diagrams - Circuit Components and Symbols - Circuit Diagrams and Conductivity 4. Acid-Base-Neutrals & Indicators - Introduction to Acids and Bases - Indicators and pH Scale 5. Heat Transfer - Conduction, Convection, and Insulation - Modes of Heat Transfer - Thermal Insulation and Applications 6. Different Ecosystems - Terrestrial, Aquatic, and Marine Ecosystems - Biodiversity and Interdependence 7. Diversity of Animals and Plants - Animal and Plant Kingdoms - Adaptations and Evolution 8. Human Reproduction - Human Reproductive System - Stages of Development and Fertilization 9. The Sun, Planets, Asteroids, and Moons - Our Solar System - Celestial Bodies and Space Exploration 10. Renewable Ways to Generate Electricity - Solar, Wind, and Hydroelectric Power - Sustainable Energy Sources