Grade 12 Science Worksheets

Learning Objectives

• Understand the basic concepts of models and how they represent real-world systems.
• Differentiate between deterministic and stochastic models.
• Learn about the process of parameter estimation and model validation.+ Show more

Learning Objectives

• Describe the steps involved in the scientific method.
• Identify components of experimental design, including variables and operational definitions.
• Differentiate between qualitative and quantitative approaches to scientific research.+ Show more

Learning Objectives

• Describe the basic structure of Earth's layers.
• Explain the concept of plate tectonics and plate movements.
• Identify different types of plate boundaries and their characteristics.+ Show more

Learning Objectives

• Identify the main components of Earth's atmosphere.
• Understand the concept of pressure gradients and their role in weather patterns.
• Explain how atmospheric pressure influences wind movement and circulation.

Learning Objectives

• Understand the basic principles of Mendelian inheritance and ratios.
• Identify dominant and recessive traits in genetic crosses.
• Differentiate between complete dominance, incomplete dominance, and codominance.+ Show more

Learning Objectives

• Understand the concept of species richness and its role in ecosystem functions.
• Analyze ecological interactions and how they contribute to ecosystem stability.
• Describe resilience mechanisms within ecosystems, including succession and resistance.+ Show more

Learning Objectives

• Understand the concept of policy tradeoffs in environmental science
• Analyze case studies related to emissions regulation and land-use planning
• Apply cost-benefit and multi-criteria decision analysis to environmental policies+ Show more

Learning Objectives

• Understand the structure and functions of Earth's atmospheric layers.
• Explain key processes such as radiative forcing, greenhouse gas effects, and ozone chemistry.
• Analyze observational data related to atmospheric composition and energy transfer.+ Show more

Learning Objectives

• Understand the concepts of precision and accuracy in scientific measurements.
• Learn calibration procedures to reduce measurement error.
• Assess how uncertainty propagates through calculations.+ Show more

Learning Objectives

• Understand how gravitational forces influence planetary orbits
• Learn about Kepler’s laws of planetary motion
• Identify patterns in orbital periods and distances+ Show more

Learning Objectives

• Define bond polarity and explain how electronegativity differences influence it.
• Identify polar and nonpolar bonds based on electronegativity values.
• Understand how bond polarity affects molecular interactions and properties.

Learning Objectives

• Learn how to interpret Coulomb's Law formula for electric force.
• Understand the factors affecting electric force between charges, including magnitude and distance.
• Explore the concepts of electric field, electric potential, and how they relate to forces between charges.+ Show more

Learning Objectives

• Understand the basic processes of mitosis and meiosis
• Identify the stages of cell division and their functions
• Differentiate between mitotic and meiotic division+ Show more

Learning Objectives

• Understand the concept of primary productivity in ecosystems.
• Recognize the main processes involved in energy flow and nutrient cycling.
• Identify biogeochemical cycles of carbon, nitrogen, and phosphorus.+ Show more

Learning Objectives

• Explain the fundamental assumptions of the Hardy-Weinberg principle
• Calculate expected genotype frequencies using allele frequencies
• Describe how deviations from Hardy-Weinberg expectations indicate evolutionary forces+ Show more

Learning Objectives

• Understand the concept of centripetal force and acceleration in circular motion
• Identify the role of gravity and other forces in providing centripetal force
• Analyze how changes in radius and speed affect circular motion

Learning Objectives

• Analyze how technological decisions impact society and the environment.
• Evaluate trade-offs among economic growth, social values, and ecological sustainability.
• Understand the interaction between scientific knowledge, policy, and societal priorities.+ Show more

Learning Objectives

• Understand the key parameters of waves: wavelength, frequency, amplitude, period, and propagation speed.
• Differentiate between transverse and longitudinal waves.
• Explain the concepts of superposition, interference, and dispersion in wave behavior.+ Show more

Learning Objectives

• Understand the fundamental concept of evolution and its significance
• Identify the mechanisms that drive evolutionary change
• Recognize the types of evidence used to support evolutionary theory+ Show more

Learning Objectives

• Understand how biological, chemical, and physical processes interact to produce environmental phenomena.
• Analyze complex regional environmental challenges using cross-disciplinary reasoning.
• Apply principles from multiple sciences to explain patterns such as algal blooms and tailings behaviour.+ Show more

Learning Objectives

• Understand the concepts of measurement error, sampling variability, and model uncertainty in scientific data.
• Apply methods of uncertainty propagation, hypothesis testing, and confidence intervals to real-world environmental data.
• Interpret results within the context of scientific research and surveillance, recognizing the implications of non-significant findings.

Learning Objectives

• Understand the key concepts of resource assessment and technology conversion in renewable energy systems.
• Compare environmental and economic impacts of wind, solar, and bioenergy in Alberta.
• Analyze challenges related to integration, intermittency, and lifecycle considerations of renewable energy.+ Show more

Learning Objectives

• Describe the different types of chemical bonding: ionic, covalent, and metallic.
• Predict bond polarity based on electronegativity differences.
• Explain the significance of bond order and bond energy in determining bond strength and length.+ Show more

Learning Objectives

• Understand the processes involved in the environmental transport and transformation of chemicals in soil and water systems.
• Analyze case studies related to agricultural runoff and petrochemical spills to identify contaminant pathways.
• Evaluate how kinetic and equilibrium considerations influence contaminant distribution and remediation strategies.+ Show more

Learning Objectives

• Explain the principles of electron-pair repulsion and how they influence molecular shape.
• Identify different molecular geometries based on VSEPR models and orbital hybridization concepts.
• Predict bond angles, molecular polarity, and steric effects in molecules relevant to petrochemical contexts.

Learning Objectives

• Understand how energy is transferred and dissipated in oscillatory systems.
• Describe the principles of simple harmonic motion, resonance, and damping.
• Explain the effects of non-conservative forces like friction and air resistance on energy flow.+ Show more

Learning Objectives

• Understand the principles of galvanic and electrolytic cells.
• Identify the components and functions of electrodes, salt bridges, and external circuits in electrochemical cells.
• Calculate cell potential using standard reduction potentials and understand the significance of electrode conventions.+ Show more

Learning Objectives

• Understand the concept of the mole and how it relates to counting particles.
• Use molar mass to convert between mass and moles.
• Interpret and balance chemical equations to find relationships between reactants and products.+ Show more

Learning Objectives

• Identify the principal types of chemical bonding: ionic, covalent, and metallic.
• Understand how charge distribution, lattice structures, and shared-electron models characterize bond types.
• Explain how different bond types influence properties such as electrical conductivity, melting point, and solubility.+ Show more

Learning Objectives

• Understand the mathematical principles governing allele and genotype frequency dynamics in populations.
• Interpret the Hardy–Weinberg equilibrium and factors affecting genetic variation.
• Apply concepts such as selection coefficients, genetic drift, migration, and fixation indices to real-world case studies.+ Show more

Learning Objectives

• Understand the methods used for reconstructing evolutionary relationships, including character matrix analysis and molecular sequence alignment.
• Describe how cladogram and phylogram inference contribute to phylogenetic studies.
• Explain the concepts of homology, monophyly, paraphyly, and polyphyly in taxonomy.+ Show more

Learning Objectives

• Describe the interactions between atmosphere, hydrosphere, lithosphere, and cryosphere in energy transfer and matter cycling.
• Explain key mechanisms like radiative balance, albedo effects, and the hydrologic cycle and their influence on climate variability.
• Analyze seasonal solar insolation, ocean–atmosphere coupling, and biogeochemical feedbacks as system phenomena.+ Show more

Learning Objectives

• Identify key causes leading to biodiversity loss such as habitat fragmentation, invasive species, overexploitation, and climate change.
• Describe various measures and strategies used for conserving biodiversity, including protected areas, restoration ecology, and genetic management.
• Understand the implications of island biogeography for endemic species and the methods for estimating extinction rates from fossil and contemporary records.+ Show more

Learning Objectives

• Understand key concepts of biodiversity patterns, ecological interactions, and resilience mechanisms.
• Analyze the impact of disturbances such as habitat fragmentation and invasive species on ecosystems.
• Interpret models of population regulation, carrying capacity, and thresholds in ecological systems.+ Show more

Learning Objectives

• Understand the components and function of gene regulatory networks in biological systems.
• Analyze how epigenetic modifications influence gene expression in different environmental contexts.
• Explore real-world example applications in biotechnology related to regulation mechanisms.

Learning Objectives

• Understand the primary mechanisms that generate biological diversity, including natural selection, genetic drift, gene flow, and mutation.
• Identify evidence supporting evolutionary processes from fossils, comparative anatomy, and molecular homology.
• Explain population-level processes such as founder effects and bottlenecks and their influence on genetic variation.+ Show more

Learning Objectives

• Analyze the flow of carbon and nitrogen within environmental cycles and understanding the fluxes among atmosphere, biosphere, hydrosphere, and lithosphere.
• Evaluate the impact of human activities such as fossil fuel burning and fertilizer runoff on natural biogeochemical fluxes.
• Apply concepts of reservoir exchange rates and steady-state conditions to environmental systems modeling.+ Show more

Learning Objectives

• Analyze multi-body systems with constraints using equations and force relations
• Interpret pulley and connected-mass configurations in system analysis
• Understand the application of free-body diagrams and internal force propagation+ Show more

Learning Objectives

• Describe the energy exchange between potential and kinetic energy in oscillatory systems.
• Explain how amplitude affects the energy in simple harmonic motion.
• Analyze the effects of damping on energy dissipation in oscillators.+ Show more

Learning Objectives

• Understand atomic packing and unit cell geometries in different types of solids.
• Identify the types of bonding that produce ionic crystals, metallic lattices, and covalent networks.
• Explain how structural features influence mechanical strength, conductivity, and melting behavior of materials.+ Show more

Learning Objectives

• Understand the role of mathematical and computational models in environmental forecasting and climate projections.
• Analyze the assumptions, limitations, and sources of uncertainty in different model types.
• Apply concepts of sensitivity analysis, boundary conditions, and calibration to model evaluation.

Learning Objectives

• Explain the factors that influence reaction rates using collision theory and activation energy concepts.
• Determine rate laws and reaction order from experimental data.
• Apply knowledge of catalysts and surface area to predict reaction behaviour.+ Show more

Learning Objectives

• Understand the processes of chemical dissolution, sorption, volatilization, and biodegradation in soil and water systems.
• Analyze case studies of contaminant pathways such as agricultural runoff and petrochemical spills.
• Evaluate how kinetic and equilibrium considerations influence contaminant distribution and remediation strategies.

Learning Objectives

• Explain fundamental measurement concepts including SI units, calibration, and traceability.
• Differentiate between precision and accuracy in measurement data.
• Interpret measurement errors and their impact on data quality.+ Show more

Learning Objectives

• Describe the molecular mechanisms controlling gene expression, including promoter architecture and transcription factors.
• Explain how epigenetic modifications influence gene activity.
• Understand alternative splicing and post-translational regulation as means of controlling protein expression.+ Show more

Learning Objectives

• Understand complex stoichiometric calculations involving concentration units, molarity, and dilution.
• Apply limiting reagent analysis and volumetric techniques to quantify reaction progress and yield.
• Utilize symbolic manipulation and dimensional analysis to connect laboratory measurements with mole-based predictions.+ Show more

Learning Objectives

• Understand how genetic variation influences evolutionary processes such as mutation, selection, and gene flow.
• Analyze ecological interactions and their impact on population dynamics and adaptation.
• Link molecular genetics to ecosystem effects and evolutionary outcomes through real-world examples.

Learning Objectives

• Describe the principles of radioactive decay and half-life.
• Explain nuclear reactions and conservation of nucleon number.
• Calculate decay chains, activity, and energy release in nuclear processes.+ Show more