Grade 12 Worksheets

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 stratigraphic correlation and index fossils establish relative timelines.
• Explain how isotope dating provides absolute ages of Earth's geological events.
• Analyze the interactions among Earth's spheres during major transitions like mass extinctions and glaciations.+ 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

• Understand the structure and components of formal scientific reports.
• Identify the conventions related to organization, language, and presentation in scientific writing.
• Recognize effective use of figures, tables, and citations within scientific reports.+ Show more

Learning Objectives

• Understand the mole concept and its application in stoichiometry.
• Perform calculations involving molar mass, empirical, and molecular formulas.
• Apply conversions between mass, moles, and particle counts to solve chemical problems.+ Show more

Learning Objectives

• Analyze complex regional challenges using multi-criteria decision frameworks.
• Synthesize biological, chemical, and physical data for evidence-based conclusions.
• Apply quantitative reasoning and uncertainty analysis in scientific decision-making.+ Show more

Learning Objectives

• Understand the different types of community interactions such as competition, predation, parasitism, mutualism, and commensalism.
• Analyze how energy flows through food webs and impacts ecosystem biomass distribution.
• Evaluate examples of community interactions in Alberta and their influence on ecosystem stability and biodiversity.

Learning Objectives

• Understand the spectrum of electromagnetic waves and their properties.
• Relate frequency, wavelength, and energy in electromagnetic waves using quantitative relations.
• Identify regional exemplars of electromagnetic wave applications in communication.+ Show more

Learning Objectives

• Understand and analyze the relationship between force, mass, and acceleration using Newton's second law.
• Apply free-body diagrams and net force calculations to real-world mechanical systems.
• Evaluate the effects of frictional and drag forces on motion, especially in terrestrial and industrial contexts.+ Show more

Learning Objectives

• Understand the concept of chemical equilibrium and how it characterizes reversible reactions.
• Apply Le Châtelier’s principle to predict how changes in concentration, pressure, and temperature affect equilibrium positions.
• Use equilibrium constants to quantitatively analyze chemical reactions and optimize yields.+ Show more

Learning Objectives

• Understand the concept of torque and how it affects rotational motion.
• Calculate moments of inertia for different rigid bodies.
• Apply rotational kinematic equations to analyze angular motion.+ Show more

Learning Objectives

• Understand the concept of enthalpy change and its significance in thermochemistry.
• Apply Hess's law and standard enthalpies of formation to calculate reaction enthalpies.
• Analyze thermochemical data to evaluate energy requirements and environmental heat outputs in chemical processes.+ 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

• Explain the principles of simple harmonic motion and sinusoidal models.
• Apply concepts of natural frequency, phase, and energy exchange in oscillatory systems.
• Analyze the link between amplitude, period, damping, and resonance phenomena.

Learning Objectives

• Explain the different types of genetic mutations and their effects on DNA sequences
• Describe how mutations influence biological traits and genetic diversity
• Identify molecular mechanisms responsible for mutations in DNA

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 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

• Understand the concept of electron transfer in redox reactions
• Identify oxidation states and balance redox half-reactions
• Apply principles of electron flow to predict products in electrochemical processes+ Show more

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

Learning Objectives

• Describe the basic structure of DNA as a double helix formed by nucleotide monomers.
• Explain the roles of phosphodiester backbones and hydrogen bonds in DNA stability.
• Identify examples of conserved molecular architecture in organisms like canola and lodgepole pine.

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 the mechanisms driving ocean circulation, including thermohaline and wind-driven processes.
• Identify the role of ocean currents in regional and global climate regulation and nutrient transport.
• Explain the processes of salinity, density stratification, and mixing in the context of biogeochemical cycles.+ 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

• Identify the key components of cellular structure and their functions.
• Explain how cytoskeletal networks and membrane interactions influence cell shape and transport.
• Describe the role of molecular motors and filament dynamics in cellular resilience and motility.+ Show more

Learning Objectives

• Understand the basic principles of fluid flow, including laminar and turbulent flow.
• Apply continuity and Bernoulli's principles to real-world fluid scenarios such as river flow and atmospheric patterns.
• Use scaling arguments and dimensional analysis to relate laboratory findings to field-scale processes.

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

• Understand the main ecosystem processes including productivity, decomposition, and nutrient cycling.
• Describe biogeochemical cycles of carbon, nitrogen, and phosphorus and their links to organisms and Earth's systems.
• Apply Alberta-specific examples of ecosystem processes to real-world environmental scenarios.+ Show more

Learning Objectives

• Analyze ethical, legal, and social issues related to biotechnology applications such as cloning and genome editing.
• Evaluate regulatory frameworks and societal considerations impacting biotechnology deployment.
• Understand specific Alberta considerations regarding agricultural biotechnology, indigenous knowledge, and environmental responsibility.

Learning Objectives

• Describe the key techniques used in recombinant DNA technology, including plasmid cloning, restriction mapping, and genome editing.
• Explain how recombinant approaches are applied in agriculture and biotechnology, specifically in canola trait development and pathogen diagnostics.
• Discuss ethical and regulatory considerations associated with genetic manipulation and biotechnology.

Learning Objectives

• Describe the characteristics of wave behaviour including wavelength, frequency, amplitude, and speed
• Apply models to predict wave propagation in various contexts such as seismic, acoustic, and optical waves
• Analyze the relationship between boundary conditions, dispersion, and wave speed in real-world phenomena

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 key factors influencing population growth and decline.
• Differentiate between exponential and logistic growth models.
• Analyze examples of population changes in Alberta's ecosystems.+ Show more

Learning Objectives

• Explain the concept of uniform circular motion and the role of centripetal acceleration.
• Relate velocity, radius, and acceleration using mathematical formulas in circular motion.
• Analyze the effects of nonuniform circular motion involving tangential acceleration.+ Show more

Learning Objectives

• Understand the principles of enzyme kinetics, allosteric modulation, feedback inhibition, and hormonal regulation in metabolic pathways.
• Apply rate equations, flux diagrams, and steady-state approximations to analyze pathway responses to perturbations.
• Distinguish regulation mechanisms at transcriptional, translational, and post-translational levels.+ Show more

Learning Objectives

• Identify independent, dependent, and confounding variables in experimental designs.
• Understand strategies for controlling variables including randomization and blinding.
• Interpret causal inferences from observational and controlled experiments.+ Show more

Learning Objectives

• Understand the principles of electromagnetic induction including Faraday’s law and Lenz’s law.
• Analyze the practical applications of electromagnetic induction in power systems and electrical devices.
• Calculate induced emf and flux linkage in various scenarios related to electromagnetic induction.

Learning Objectives

• Understand how human activities impact land, water, and air systems.
• Identify major anthropogenic sources of pollution and habitat loss.
• Analyze case phenomena relating to ecosystem degradation due to human pressures.+ Show more

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

• Describe the concept of organelle compartmentation and its significance in cellular function.
• Compare the roles of mitochondria, chloroplasts, endomembrane system, and peroxisomes in energy transformation, biosynthesis, and catabolism.
• Explain how organelle structure influences metabolic fluxes and cellular efficiency.+ Show more

Learning Objectives

• Explain the processes of transcription and translation in gene expression.
• Describe how regulatory elements like promoters, enhancers, and transcription factors influence gene expression.
• Identify the role of epigenetic modifications in controlling gene activity.+ 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 how properties such as atomic radius, ionization energy, electronegativity, and effective nuclear charge vary across the periodic table.
• Relate periodic trends to electronic structure and observable chemical properties like metallic character and reactivity.
• Interpret tabular and graphical data to predict element behavior based on their position in the periodic table.

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

• 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

• Understand mechanisms such as natural selection, genetic drift, gene flow, and mutation that influence allele frequencies.
• Analyze case examples of phenotypic shifts and quantitative models related to population genetics.
• Evaluate evidence from molecular markers and experimental populations to understand evolutionary patterns.+ 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

• Describe Mendelian inheritance patterns including dominance, incomplete dominance, and codominance.
• Interpret genetic ratios from Punnett squares and pedigree analysis.
• Explain the concepts of linkage, recombination frequency, and polygenic traits.+ Show more

Learning Objectives

• Explain the different forms of energy and how they are transformed in various systems.
• Analyze the efficiency and environmental impact of energy systems such as fossil fuel plants and renewable sources.
• Apply thermodynamic principles to real-world energy processes.