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11th Grade · Science · Open Global Science
AC Power, Semiconductors, and Electrical Safety
Track 1 of 9 · 6 lessons
6 lessons
Evaluate alternating current RMS values, semiconductor component operations, domestic safety systems, and grid transmission principles.
Featured Diagrams
- 1Alternating Current Waveforms: Peak and RMS ValuesUp nextStart
- 2Semiconductor Diodes and Rectification CircuitsPremiumNot started yet
- 3Transistors as Electronic Switches and AmplifiersNot started yet
- 4Optoelectronic and Thermal Sensors: LDRs and ThermistorsNot started yet
- 5Electrical Safety: Fuses, Breakers, and Household CircuitsNot started yet
- 6High-Voltage Electrical Grid Transmission and EfficiencyNot started yet
Astrophysics, Cosmological Expansion, and Stellar Evolution
Track 2 of 9 · 7 lessons
7 lessons
Model the origins, expansion, and structural evolution of the universe from Big Bang nucleosynthesis to stellar compact remnants.
Featured Diagrams
- 1Astronomical Distance Units: AU, Light-Years, and ParsecsUp nextStart
- 2Primordial Nucleosynthesis and Light Element AbundancesPremiumNot started yet
- 3Evidence for the Big Bang: Redshift and Hubble's LawNot started yet
- 4Stellar Equilibrium and Hertzsprung-Russell Evolutionary TracksNot started yet
- 5Massive Star Collapse and Core-Collapse SupernovaeNot started yet
- 6Neutron Stars, Pulsars, and Degeneracy PressureNot started yet
- 7Stellar-Mass Black Holes and Event HorizonsNot started yet
Atomic Energy Levels, Spectroscopy, and Quantum Transitions
Track 3 of 9 · 7 lessons
7 lessons
Quantify atomic electron transitions, calculate spectral emission and absorption lines with the Rydberg equation, and interpret astronomical spectra.
Featured Diagrams
- 1Electron Energy Levels and Electromagnetic Radiation TransitionsUp nextStart
- 2Calculating Photon Energy, Frequency, and Wavelength in SpectraPremiumNot started yet
- 3The Rydberg Formula and Hydrogen Spectral SeriesNot started yet
- 4Emission Line Spectra and Photon TransitionsNot started yet
- 5Absorption Spectra and Photon EnergyNot started yet
- 6Photoelectric Effect and Emission Spectra: Both Need PhotonsNot started yet
- 7Astronomical Spectroscopy and Stellar CompositionNot started yet
Behavioral Science and Research Methodology
Track 4 of 9 · 9 lessons
9 lessons
Analyze core psychological domains and evaluate empirical research methods and ethical protocols in human behavioral investigations.
Featured Diagrams
- 1Cognitive Architecture: Information Processing and MemoryUp nextStart
- 2Attention, Perception, and Executive FunctioningPremiumNot started yet
- 3Social Psychology: Group Dynamics and ConformityNot started yet
- 4Lifespan Developmental Milestones and MaturationNot started yet
- 5Measuring Individual Differences: Trait and Ability ModelsNot started yet
- 6Self-Report Surveys Versus Observational Behavioral DataNot started yet
- 7Experimental Controls and Validity in Behavioral ScienceNot started yet
- 8Ethical Reforms in Psychological Research Post-Milgram and ZimbardoNot started yet
- 9IRB Protocols and Contemporary Research EthicsNot started yet
Biodiversity Conservation and Biome Management
Track 5 of 9 · 25 lessons
25 lessons
Evaluate extinction threats, captive breeding frameworks, succession management, and ecosystem conservation strategies across major global biomes.
Featured Diagrams
- 1IUCN Red List Criteria and Species Extinction Risk AssessmentUp nextStart
- 2Keystone and Umbrella Species in Conservation PrioritisationPremiumNot started yet
- 3Keystone Species and Trophic Network ComplexityNot started yet
- 4Invasive Alien Species: Ecological Niches, Competitor Displacement, and PredationNot started yet
- 5Species Selection Criteria for Captive Breeding ProgrammesNot started yet
- 6Captive Breeding Logistics: Studbooks, Genetic Management, and Mean KinshipNot started yet
- 7Cryopreservation and Gamete Biobanking in Species ConservationNot started yet
- 8Soft Release Methodologies and Acclimatisation ProtocolsNot started yet
- 9Hard Release Methodologies: Suitability and Ecological RisksNot started yet
- 10Post-Release Monitoring and Demographic Success MetricsNot started yet
- 11Impacts of Atmospheric Nitrogen Deposition on Plagioclimax HabitatsNot started yet
- 12Regional Comparisons: Tropical, Temperate, and Arid BiocapacitiesNot started yet
- 13Ecological Significance and Biodiversity of Ancient WoodlandsNot started yet
- 14Threats to Temperate Broadleaf Woodlands in the UKNot started yet
- 15Nutrient Cycling and Soil Vulnerability in Tropical RainforestsNot started yet
- 16Endemism and Keystone Mutualisms in Tropical RainforestsNot started yet
- 17Comparative Analysis of Temperate and Tropical Forest ConservationNot started yet
- 18Coral Reef Zonation and Structural BiodiversityNot started yet
- 19Ocean Warming and Coral Bleaching MechanismsNot started yet
- 20Ocean Acidification and Aragonite Saturation in Reef SystemsNot started yet
- 21Local Anthropogenic Stressors on Coral ReefsNot started yet
- 22Coral Reef Restoration: Artificial Reefs and Micro-FragmentationNot started yet
- 23Mangroves as Nursery Grounds and Trophic SubsidiesNot started yet
- 24Blue Carbon and Coastal Protection Services of MangrovesNot started yet
- 25Threats to Mangroves: Aquaculture and Coastal DevelopmentNot started yet
Biomedical Science, Pharmacology, and Public Health
Track 6 of 9 · 10 lessons
10 lessons
Evaluate mechanisms of antimicrobial action and resistance, industrial food biotechnology, pharmacokinetics of substances, nutritional bioenergetics, and reproductive physiology.
Featured Diagrams
- 1Cellular Mechanisms of Antibiotic ActionUp nextStart
- 2Evolution and Biochemistry of Antimicrobial ResistancePremiumNot started yet
- 3Microbial Biotechnology and Fermentation PathwaysNot started yet
- 4Industrial Uses of Enzymes in Detergents and Food ProcessingNot started yet
- 5Pharmacokinetics and Effects of Caffeine and NicotineNot started yet
- 6Pathophysiological Impacts of Alcohol and NarcoticsNot started yet
- 7Human Nutritional Energetics and Metabolic RateNot started yet
- 8Endocrinology of Human Reproductive CyclesNot started yet
- 9Masters and Johnson and the Human Sexual Response CycleNot started yet
- 10Evidence-Based Reproductive Health and Contraceptive ScienceNot started yet
Calorimetry, Heat Capacity, and Latent Heat Transfers
Track 7 of 9 · 7 lessons
7 lessons
Calculate heat exchanges, determine specific heat capacities, and solve multi-phase calorimetric energy balance equations in open and closed systems.
Featured Diagrams
- 1Calculating Thermal Energy Changes Using Specific Heat CapacityUp nextStart
- 2Calculating Energy for State Changes Using Specific Latent HeatPremiumNot started yet
- 3Solving Method-of-Mixtures Problems in Closed CalorimetersNot started yet
- 4Multi-Phase Calorimetry with Ice, Water, and Steam MixturesNot started yet
- 5Electrical Calorimetry and Heating Power CalculationsNot started yet
- 6Heat Exchange in Open Systems and Cooling CorrectionsNot started yet
- 7Continuous-Flow Calorimetry and Fluid Heat ExchangersNot started yet
Capacitance, Dielectrics, and RC Circuits
Track 8 of 9 · 7 lessons
7 lessons
Analyze capacitor geometries, dielectric polarization, stored energy, and time-dependent exponential charging and discharging behavior in RC circuits.
Featured Diagrams
- 1Defining Capacitance: Charge per VoltUp nextStart
- 2Calculating Capacitance Using Area and SeparationPremiumNot started yet
- 3How Dielectrics Change CapacitanceNot started yet
- 4Capacitor Energy Formulas: U = ½CV² and MoreNot started yet
- 5Equivalent Capacitance in Series and Parallel NetworksNot started yet
- 6Exponential Growth of Charge and Voltage During Capacitor ChargingNot started yet
- 7Exponential Decay of Charge, Voltage, and Current During DischargeNot started yet
Circular Kinematics and Centripetal Dynamics
Track 9 of 9 · 6 lessons
6 lessons
Analyze uniform and non-uniform circular motion, calculating angular kinematics, centripetal accelerations, and banking angles.
Featured Diagrams
- 1Angular Displacement, Period, and Angular VelocityUp nextStart
- 2Tangential Velocity and Centripetal Acceleration DerivationPremiumNot started yet
- 3Centripetal Force Mechanisms in Horizontal Circular MotionNot started yet
- 4Banked Curves With and Without FrictionNot started yet
- 5Vertical Circular Motion and Critical Velocity ThresholdsNot started yet
- 6Centripetal Acceleration in Orbital Satellite SystemsNot started yet