Grade 12 Worksheets

Learning Objectives

• Understand the key concepts of population dynamics, trophic relationships, and nutrient cycling in Alberta ecosystems.
• Analyze how habitat alteration, invasive species, and climate variability impact community structure and ecosystem services.
• Apply quantitative descriptors such as carrying capacity, growth rates, and energy transfer efficiencies to ecological scenarios.+ Show more

Learning Objectives

• Understand the principles of VSEPR theory and orbital hybridization in predicting molecular shapes.
• Identify the influence of molecular geometry on physical and chemical properties.
• Interpret the relationship between molecular structure, polarity, and reactivity in petrochemical compounds.+ Show more

Learning Objectives

• Understand the formation of atomic emission and absorption lines.
• Identify how spectral patterns support element and isotopic identification.
• Explain the significance of selection rules, line broadening, and energy quantization in spectroscopy.+ Show more

Learning Objectives

• Describe the key mechanisms driving biological diversity such as natural selection, genetic drift, gene flow, and mutation.
• Identify evidence supporting evolution from paleontology, comparative anatomy, and molecular homology.
• Explain how population processes like founder and bottleneck effects influence genetic variation.+ Show more

Learning Objectives

• Understand the purpose and components of conceptual and quantitative models in system analysis.
• Differentiate between deterministic and stochastic frameworks in modeling.
• Apply dimensional analysis, scaling, and sensitivity testing to evaluate model robustness.+ Show more

Learning Objectives

• Understand the fundamental molecular techniques used in genetic research and biotechnology.
• Identify the purposes and applications of PCR, gel electrophoresis, sequencing, and gene editing tools.
• Evaluate the ethical considerations associated with advanced genetic manipulation methods.

Learning Objectives

• Understand advanced stoichiometric calculations involving concentration units and molarity.
• Apply dilution principles and gas-phase relationships under various conditions.
• Analyze limiting reagents using titration and volumetric data.+ Show more

Learning Objectives

• Understand how mutation, natural selection, genetic drift, and gene flow influence allele frequencies over time.
• Explain how these mechanisms create adaptation and biological diversity in populations.
• Analyze examples of evolutionary forces in real-world contexts, such as Alberta's ecosystems and agriculture.+ Show more

Learning Objectives

• Analyze the interactions between geologic resources, extraction processes, and societal demands.
• Understand ore deposit models, aquifer properties, and basin maturation.
• Evaluate trade-offs among resource availability, environmental impacts, and technological adaptation.+ Show more

Learning Objectives

• Understand different types of models used in scientific representation.
• Explain the purpose and limitations of various modeling techniques.
• Recognize how representations link to physical phenomena in science.+ Show more

Learning Objectives

• Understand the main drivers influencing sea level variability, including thermal expansion, land-ice melt, and glacio-isostatic adjustment.
• Interpret data from tide-gauge and satellite altimetry records to analyze sea level patterns.
• Explain how human activities and regional factors affect sea level trends and shoreline migration.+ Show more

Learning Objectives

• Understand the mechanisms of energy transfer in Earth systems, including radiation, conduction, convection, and latent heat.
• Relate energy pathways to weather patterns, ocean currents, and geothermal heat flow.
• Apply quantitative reasoning to simple energy budgets, flux diagrams, and block models.+ Show more

Learning Objectives

• Understand the key techniques used in recombinant DNA technology including vectors, restriction enzymes, and ligases.
• Identify applications of recombinant methods in agriculture and diagnostics.
• Recognize ethical and regulatory considerations related to biotechnology.+ Show more

Learning Objectives

• Understand the key factors that influence changes in population size and structure.
• Identify patterns of population growth, including exponential and logistic models.
• Recognize different types of interactions within ecosystems and their effects on populations.+ Show more

Learning Objectives

• Understand the principles of selecting appropriate graph types for data representation.
• Identify key features of effective data visuals such as axis scaling, error bars, and annotations.
• Learn how to construct and interpret scatter plots, histograms, boxplots, and time-series graphs.+ Show more

Learning Objectives

• Understand the principles of Mendelian inheritance and how dominant and recessive traits are transmitted.
• Identify different inheritance patterns including incomplete dominance, codominance, polygenic inheritance, and sex-linked traits.
• Analyze pedigree charts, linkage mapping, and recombination frequencies to interpret inheritance data.+ Show more

Learning Objectives

• Understand the variation of atomic radius, ionization energy, electron affinity, and electronegativity across periods and down groups in the periodic table.
• Explain how periodic trends influence element properties and their applications in real-world contexts.
• Predict the reactivity and bonding behavior of elements based on their position and trend patterns.+ Show more

Learning Objectives

• Explain the concept of gravitational fields as long-range forces producing central accelerations.
• Define gravitational potential and gravitational potential energy in two-body systems.
• Describe how field strength varies with distance from mass sources.+ Show more

Learning Objectives

• Explain the processes involved in mountain building (orogeny) and their geological signatures.
• Identify the types of tectonic interactions that result in different mountain ranges and landforms.
• Describe the geological features preserved in mountain ranges that record deformation history.+ Show more

Learning Objectives

• Understand the concepts of work, energy, and power in mechanical systems.
• Apply the work–energy theorem to solve problems involving force, displacement, and energy transfer.
• Differentiate between conservative and nonconservative forces and their effects on energy conservation.+ Show more

Learning Objectives

• Understand how human resource use alters Earth systems through extraction, land modification, and emissions.
• Evaluate the environmental consequences of mining, hydrocarbon production, and large-scale agriculture.
• Assess trade-offs between economic benefits and long-term system resilience in resource management.+ Show more

Learning Objectives

• Understand the factors affecting reaction rates such as concentration, temperature, surface area, and catalysts.
• Interpret collision theory and activated complex concepts to analyze reaction behavior.
• Learn how to determine rate laws, order, and activation energy for chemical reactions.+ Show more

Learning Objectives

• Understand the role of mathematical and computational models in environmental forecasting.
• Identify key concepts such as parameterization, calibration, validation, and sensitivity analysis.
• Recognize the limitations and assumptions inherent in simplified versus complex models.+ Show more

Learning Objectives

• Understand the role of multi-criteria decision frameworks in regional planning.
• Analyze cross-disciplinary evidence from biological, chemical, and physical data.
• Evaluate uncertainties and limitations in complex environmental assessments.+ Show more

Learning Objectives

• Explain the principles of wave interference, including constructive and destructive interference.
• Describe the conditions for coherence and their importance in interference patterns.
• Analyze how wavelength and aperture size influence diffraction and interference phenomena.+ Show more

Learning Objectives

• Explain the processes of transcription and translation in gene expression.
• Identify factors that regulate gene expression, including promoters, enhancers, and epigenetic modifications.
• Describe post-transcriptional mechanisms that diversify gene output, such as alternative splicing and RNA interference.+ Show more

Learning Objectives

• Understand the mechanisms that generate genetic variation such as mutations and recombination.
• Identify the types of mutations and their impact on alleles and phenotypes.
• Differentiate between Mendelian and polygenic inheritance in the context of genetic variation.+ Show more

Learning Objectives

• Understand the fundamental concepts of evolution and how populations change over time.
• Identify and explain the mechanisms driving evolutionary change such as natural selection, genetic drift, gene flow, and mutation.
• Recognize the types of evidence used to support evolutionary theory, including fossil records, comparative anatomy, biogeography, and molecular data.+ Show more

Learning Objectives

• Understand key techniques in biotechnology such as recombinant DNA, PCR, DNA sequencing, and genome editing.
• Identify diverse applications of biotechnology in medicine, agriculture, and industry.
• Recognize ethical issues associated with biotechnological advancements including privacy and ecological impacts.+ Show more

Learning Objectives

• Understand the role of molecular markers and genetic metrics in conservation efforts.
• Identify how genetic diversity, inbreeding, and gene flow impact population viability.
• Analyze examples from Alberta involving boreal caribou and prairie remnants related to genetic threats.+ Show more

Learning Objectives

• Understand the fundamental principles of conservation of energy and momentum.
• Apply conservation laws to analyze collisions, explosions, and energy transfer scenarios.
• Differentiate between elastic, inelastic, and perfectly inelastic collisions using conservation equations.+ Show more

Learning Objectives

• Understand how sediment characteristics reflect environmental conditions.
• Identify types of sediments and their significance in environmental reconstructions.
• Learn how proxies like isotopic ratios and mineral assemblages are used in paleoenvironmental studies.+ Show more

Learning Objectives

• Define key wave parameters such as wavelength, frequency, amplitude, period, and propagation speed.
• Distinguish between transverse and longitudinal waves and understand wave superposition and interference.
• Explain the concept of dispersion and contrast classical wave descriptions with quantum wavefunctions.+ Show more

Learning Objectives

• Understand the process from scientific discovery to market-ready technology.
• Identify key components such as patenting, funding, and commercialization models.
• Explain the roles of intellectual property, technology transfer offices, and regulatory constraints.+ Show more

Learning Objectives

• Understand how molecular genetics, gene regulation, and evolutionary mechanisms interact to produce biological outcomes.
• Analyze the influence of mutation, selection, and gene flow on population responses such as herbicide resistance.
• Link DNA-level variations to gene expression, fitness consequences, and ecosystem effects for holistic assessment.+ Show more

Learning Objectives

• Interpret stratigraphic sequences, fossil assemblages, and radiometric data to reconstruct Earth's history.
• Understand sedimentary facies models, cross-section interpretations, and isotopic systematics for correlating depositional environments and tectonic episodes.
• Analyze the limits of temporal resolution, unconformities, and integrate multiple evidence types for building regional and global chronologies.+ Show more

Learning Objectives

• Understand the concept of genetic drift and its effects on allele frequencies.
• Identify the causes and consequences of bottlenecks and founder events.
• Explain the balance between genetic drift and natural selection in populations.+ Show more

Learning Objectives

• Describe the factors influencing chemical reaction rates such as concentration, temperature, and molecular orientation.
• Explain the collision theory and the concept of activation energy in relation to reaction progress.
• Interpret rate laws and their dependence on reactant concentrations.+ Show more

Learning Objectives

• Understand the methods used for reconstructing evolutionary relationships, including character matrix analysis and molecular sequence alignment.
• Describe the concepts of homology, monophyly, paraphyly, and polyphyly in phylogenetic classification.
• Interpret phylogenetic trees such as cladograms and phylograms, and comprehend their significance in taxonomy.+ Show more

Learning Objectives

• Understand the processes involved in erosion and sediment transport.
• Identify the factors influencing erosion rates and landscapes.
• Connect erosion mechanisms to Earth's systems and environmental impacts.+ Show more

Learning Objectives

• Understand how seismic patterns reveal tectonic structures and stress regimes.
• Identify the relationship between earthquake depths, focal mechanisms, and tectonic boundaries.
• Learn how seismic imaging and geological mapping aid in reconstructing tectonic movements.+ Show more

Learning Objectives

• Classify various chemical reactions into synthesis, decomposition, single and double displacement, combustion, redox, and acid-base types.
• Identify characteristic patterns and energetics associated with each reaction type.
• Apply understanding of reaction pathways to predict products in industrial and environmental contexts.+ Show more

Learning Objectives

• Explain the different types of intermolecular forces and their characteristics.
• Identify the factors that influence the strength of London dispersion, dipole-dipole, and hydrogen bonding forces.
• Understand how intermolecular forces affect physical properties like boiling points, melting points, and solubility.+ Show more

Learning Objectives

• Understand the main components and processes of key biogeochemical cycles.
• Explain how elements such as carbon, nitrogen, and phosphorus move among Earth's reservoirs.
• Describe human impacts on natural biogeochemical cycles and the feedback mechanisms involved.+ Show more

Learning Objectives

• Understand the purpose and structure of phylogenetic trees in evolutionary biology.
• Recognize methods used to construct and evaluate phylogenetic trees, including morphological and molecular data integration.
• Learn how molecular clock models estimate divergence times between species.+ Show more

Learning Objectives

• Understand the mechanisms that lead to the formation of new species.
• Identify evidence supporting historical speciation events.
• Explain the role of geographic, ecological, and chromosomal factors in speciation.+ Show more

Learning Objectives

• Understand the transfer of electrons in redox processes and identify oxidation and reduction.
• Learn how to assign oxidation states and determine oxidizing and reducing agents.
• Recognize how redox reactions are involved in combustion, corrosion, and respiration.+ Show more

Learning Objectives

• Understand the principles of radiometric dating and how isotope decay is used to determine absolute age.
• Identify different methods of radiometric dating such as uranium–lead, potassium–argon, and carbon-14.
• Explain the significance of closure temperature, isotope systematics, and uncertainties in age calculations.+ Show more