Grade 12 Worksheets

Learning Objectives

• Describe the geological processes involved in mountain building (orogeny).
• Identify different types of convergent plate interactions and their geological features.
• Explain how structural patterns in mountain ranges record the history of tectonic deformation.+ Show more

Learning Objectives

• Explain the key processes involved in atmospheric radiative forcing and greenhouse gas effects.
• Identify sources and sinks of greenhouse gases and aerosols in Earth's atmosphere.
• Analyze observational data such as atmospheric concentration time series and emission inventories.+ Show more

Learning Objectives

• Understand the key periodic trends such as atomic radius, ionization energy, electron affinity, and electronegativity.
• Analyze how these trends change across periods and down groups in the periodic table.
• Interpret the significance of periodic trends in predicting element properties and applications.

Learning Objectives

• Understand the concept of natural selection and how it drives evolution.
• Identify different patterns of selection such as directional, stabilizing, and disruptive.
• Recognize real-world examples of natural selection, including antibiotic resistance.+ Show more

Learning Objectives

• Explain the main components of large-scale atmospheric circulation including Hadley, Ferrel, and polar cells.
• Assess how thermal gradients and the Coriolis effect influence pressure systems and storm tracks.
• Interpret circulation diagrams, pressure maps, and potential vorticity patterns to understand weather regimes.+ Show more

Learning Objectives

• Understand the fundamental quantities of electric charge, current, and potential difference.
• Apply Ohm’s law to analyze simple electrical circuits.
• Differentiate between series and parallel resistor networks.+ Show more

Learning Objectives

• Describe the main mechanisms of energy transfer within Earth systems, including radiation, conduction, convection, and latent heat.
• Explain how energy pathways influence weather patterns, ocean currents, and geothermal activity.
• Use quantitative reasoning to analyze energy budgets, flux diagrams, and simple models connecting microscale to macroscale phenomena.+ Show more

Learning Objectives

• Understand the principles of scaling relationships and dimensional analysis in scientific models.
• Apply concepts of nonlinearity and emergent behavior in cross-scale phenomena.
• Evaluate the consequences of inappropriate scaling on prediction accuracy and model applicability.+ Show more

Learning Objectives

• Describe the development of atomic models from Dalton to Rutherford and Bohr.
• Explain empirical evidence such as cathode ray experiments and gold foil scattering.
• Understand concepts of nuclear charge, mass number, and isotopic abundance.+ Show more

Learning Objectives

• Understand the relationships among voltage, current, resistance, and power using Ohm’s law.
• Analyze series and parallel circuits, applying Kirchhoff's rules and efficiency principles.
• Apply quantitative laws to real-world electrical systems such as distribution lines and solar farms.

Learning Objectives

• Apply quantitative models such as Hardy–Weinberg equilibrium to populations.
• Describe the roles of mutation, genetic drift, and recombination in evolution.
• Interpret allele frequency trajectories and fitness landscapes.+ Show more

Learning Objectives

• Understand and apply principles of relative dating such as superposition, original horizontality, lateral continuity, and cross-cutting relationships.
• Identify features like unconformities and fossil assemblages that help correlate rock layers.
• Construct relative geological timelines to interpret tectonic history and regional evolution.+ Show more

Learning Objectives

• Define conventions and interpretation strategies for various graphical data representations.
• Identify trends and patterns in scatter plots, residual plots, histograms, and log–log axes.
• Assess the quality of data fits qualitatively and quantify fit using various methods.+ Show more

Learning Objectives

• Explain basic Mendelian inheritance and dominance.
• Identify various inheritance patterns such as linkage, sex linkage, incomplete dominance, and polygenic traits.
• Interpret pedigree charts to determine modes of inheritance.+ Show more

Learning Objectives

• Understand core principles of scientific ethics including research integrity and informed consent.
• Recognize case studies illustrating responsible conduct in research.
• Explain mechanisms such as peer review and institutional review processes that uphold ethics.+ Show more

Learning Objectives

• Define key mechanisms of speciation and understand how they contribute to the formation of new species.
• Identify factors such as geographic isolation, ecological divergence, and chromosomal changes that promote speciation.
• Analyze patterns in phylogenetic trees and fossil records as evidence for speciation events.+ Show more

Learning Objectives

• Understand and apply statistical concepts such as confidence intervals and hypothesis testing using real-world environmental and public health data.
• Translate numerical data into transparent and justified decisions by evaluating uncertainty, measurement errors, and model validation in environmental monitoring.

Learning Objectives

• Understand how population dynamics influence community structure in Alberta ecosystems.
• Analyze trophic relationships and energy transfer within food webs.
• Evaluate the impacts of habitat alteration, invasive species, and climate variability on ecosystems.+ Show more

Learning Objectives

• Identify different sources and types of uncertainty in scientific measurements and models.
• Distinguish between systematic bias, random error, and conceptual model uncertainty.
• Apply exemplars like instrument drift and sampling variability to illustrate propagation of uncertainty.+ Show more

Learning Objectives

• Understand how geologic and atmospheric hazards interact and impact communities.
• Analyze risk assessment methods including probabilistic hazard characterization and exposure mapping.
• Evaluate strategies for reducing long-term hazards through land-use planning, early-warning systems, and engineering.+ Show more

Learning Objectives

• Apply ICE tables to calculate equilibrium concentrations and constants.
• Use reaction quotient and algebraic methods to predict reaction direction.
• Extend equilibrium analysis to pressure-dependent and common-ion systems.+ Show more

Learning Objectives

• Identify the main forcings that influence climate variability and change.
• Understand the concepts of radiative forcing and feedback loops such as ice-albedo and water vapor responses.
• Compare the roles of different climate drivers across various timescales using simple models.+ Show more

Learning Objectives

• Understand the process of constructing conceptual and quantitative models of systems.
• Learn to evaluate and validate models using empirical data and simulations.
• Differentiate between deterministic and stochastic modeling frameworks.+ Show more

Learning Objectives

• Identify the major components of Earth's systems and their interactions.
• Explain fluxes of energy and mass across atmosphere, hydrosphere, biosphere, and geosphere.
• Describe modeling concepts such as steady-state and transient responses in planetary systems.+ Show more

Learning Objectives

• Understand the concept of risk–benefit analysis in health decisions.
• Identify short-term and long-term consequences of health choices.
• Evaluate how personal, relational, and community factors influence health risks.+ Show more

Learning Objectives

• Identify observable evidence that indicates a chemical reaction has occurred (gas, color change, precipitate, temperature change).
• Explain reaction evidence using particle-level reasoning (bonds break and form while atoms are conserved).
• Distinguish endothermic and exothermic reactions based on temperature changes and energy flow.

Learning Objectives

• Identify and correct common proofreading errors that weaken clarity, including fragments, run-ons, and agreement mistakes.
• Revise comma use so sentence boundaries are clear and the reader can follow each idea without confusion.
• Strengthen a draft by tightening awkward phrasing and improving consistency in capitalization, spelling, and word forms.

Learning Objectives

• Distinguish endothermic from exothermic reactions using heat flow and the sign of ΔH.
• Interpret energy (reaction coordinate) profiles to determine relative potential energy of reactants and products.
• Explain endothermic behavior using bond energies (energy required to break bonds vs energy released when new bonds form).+ Show more

Learning Objectives

• Revise a draft by improving coherence through logical transitions and paragraph-level controlling ideas.
• Increase clarity by replacing vague or redundant wording with precise language.
• Strengthen impact by crafting an introduction that frames significance and a conclusion that reinforces key takeaways.+ Show more

Learning Objectives

• Explain why circular motion requires a net force directed toward the center and how it creates centripetal acceleration.
• Use a_c = v^2/r and F_c = m v^2/r to predict how changes in speed or radius affect the required inward force.
• Apply centripetal concepts to orbits, using gravity as the centripetal force to relate orbital speed, radius, and central mass.

Learning Objectives

• Explain energy system efficiency as the fraction of input energy converted into useful output energy.
• Identify common loss pathways in energy systems and describe how design choices can reduce these losses.
• Analyze how insulation, surface area, and control systems affect conversion efficiency.+ Show more

Learning Objectives

• Explain how mutations, recombination, and sexual reproduction contribute to genetic variation within populations.
• Describe how natural selection acting through differential survival and reproduction can change allele frequencies over time.
• Interpret genetic variation as the raw material for evolution.

Learning Objectives

• Explain how Earth's internal energy drives tectonic plate motion over geologic time.
• Compare divergent, convergent, and transform boundary interactions and their typical Earth processes.
• Use multiple lines of evidence (rock ages, magnetic stripes, and earthquake patterns) to support the plate-tectonics model.

Learning Objectives

• Understand the principle of enthalpy conservation as applied in Hess cycles.
• Reconstruct reaction energetics using thermochemical cycles to calculate difficult values.
• Visualize and interpret Hess cycles to see how enthalpy changes cancel and sum.+ Show more

Learning Objectives

• Understand how to evaluate competing design solutions using prioritized criteria.
• Analyze trade-offs among environmental, economic, and social impacts in system design.
• Apply data-supported reasoning to justify design choices considering uncertainty and unintended consequences.+ Show more

Learning Objectives

• Understand conventions and interpretation strategies for various graphical representations.
• Identify trends, scale choices, and transformations in graphs such as scatter plots, residual plots, and histograms.
• Assess the fit of models qualitatively and quantitatively using graphical methods.+ Show more

Learning Objectives

• Understand how sedimentary deposits record environmental interactions and past climate conditions.
• Identify various types of sediments and what they reveal about transport energy and climate.
• Explain the significance of isotopic ratios, biomarkers, and mineral assemblages as proxies for ancient environments.+ Show more

Learning Objectives

• Understand and interpret p-values, confidence intervals, and effect sizes in statistical inference.
• Apply hypothesis testing techniques to real-world datasets, including dose-response and temperature anomalies.
• Perform residual analysis and regression diagnostics to assess model assumptions.+ Show more

Learning Objectives

• Understand the role of conceptual, statistical, and numerical models in representing Earth processes.
• Analyze the limitations and uncertainties associated with different Earth models.
• Interpret model outputs and translate them into visual and interpretive diagrams.+ Show more

Learning Objectives

• Understand the role of regulatory standards and institutional tools in shaping scientific and technological development.
• Analyze different governance mechanisms such as environmental impact assessment and international agreements.
• Explore adaptive governance models and foresight methods like scenario analysis for anticipatory planning.+ Show more

Learning Objectives

• Explain the organization of pigments within photosynthetic membranes and their role in capturing light energy.
• Describe the electron transport chain and how it converts light energy into chemical energy.
• Analyze the coupling between light reactions and the Calvin cycle in carbon fixation.+ Show more

Learning Objectives

• Understand the interactions between atmospheric and oceanic systems in climate regulation.
• Explain how ocean currents and upwelling influence regional weather patterns.
• Analyze feedback mechanisms between ocean temperatures and atmospheric conditions.+ Show more

Learning Objectives

• Understand the relationship between mass defect and energy release in nuclear processes.
• Explain how conservation principles apply to decay chains, fusion, and fission.
• Describe the concept of binding energy and its role in nuclear stability.+ Show more

Learning Objectives

• Explain Newton's third law of motion and how forces occur in pairs during interactions.
• Describe how paired forces influence motion changes in colliding objects.
• Analyze the concept of recoil and how force pairs affect different objects based on mass.+ Show more

Learning Objectives

• Interpret stratigraphic sequences, fossil assemblages, and radiometric age data to reconstruct Earth's history.
• Understand sedimentary facies models, cross-section interpretations, and isotopic systematics as tools for correlating depositional environments and tectonic episodes.
• Recognize the limitations of temporal resolution, unconformities, and the importance of integrating multiple evidence types in geologic chronologies.+ Show more

Learning Objectives

• Define and distinguish between common energy forms such as kinetic, potential, and thermal energy.
• Explain how total mechanical energy changes in systems with non-conservative forces.
• Describe energy transfer during motion, collisions, and deformation.+ Show more

Learning Objectives

• Understand how atomic and ionic properties vary across the periodic table.
• Explain the factors driving periodic trends such as atomic radius, ionization energy, and electronegativity.
• Predict element reactivity, ionic sizes, and bonding tendencies based on periodic trends.+ Show more

Learning Objectives

• Analyze how human resource use affects Earth's systems such as soil, water, and air.
• Evaluate environmental trade-offs associated with resource extraction and land modification.
• Identify strategies for sustainable resource management and environmental restoration.+ Show more