Grade 12 Science Worksheets

Learning Objectives

• Explain how slow geologic processes and sudden events both contribute to landscape change over deep time.
• Distinguish among weathering, erosion, deposition, and tectonic deformation using rock and landform evidence.
• Evaluate how rates of processes affect interpretations of the geologic past.

Learning Objectives

• Understand the concept of oxidation and reduction.
• Identify oxidizing and reducing agents in reactions.
• Balance redox reactions using half-reactions.+ Show more

Learning Objectives

• Describe the layers of Earth's internal structure and their composition.
• Explain how seismic wave data provide evidence for Earth's layered interior.
• Identify the physical properties of Earth's crust, mantle, outer core, and inner core.+ Show more

Learning Objectives

• Understand the key principles of effective oral scientific presentation
• Identify correct slide design norms and timing constraints
• Develop strategies for clear hypothesis presentation and data interpretation+ Show more

Learning Objectives

• Explain how biological, chemical, and physical processes interact to produce ecosystem-scale outcomes.
• Use integrated reasoning to connect nutrient cycles, chemical speciation, and transport with observed environmental patterns.
• Evaluate environmental scenarios by identifying cross-disciplinary evidence and likely mechanisms.

Learning Objectives

• Explain how models are constructed, parameterized, calibrated, and validated to support prediction in real systems.
• Apply ideas of sensitivity analysis, boundary conditions, and limitations of simplifications to interpret model outputs.
• Identify sources of uncertainty and justify assumptions when using models for forecasting or projection.

Learning Objectives

• Explain how engineering trade-offs involve balancing cost, performance, and risk using data and reasoning
• Evaluate design alternatives by considering long-term operating and maintenance effects, not just initial purchase price
• Use models or assumptions to compare options and justify a recommended choice

Learning Objectives

• Understand mutation as a source of genetic variation
• Identify how mutations influence evolution
• Explore the relationship between mutation and adaptation+ Show more

Learning Objectives

• Explain how changes in greenhouse gases and aerosols affect Earth’s energy balance.
• Differentiate natural climate drivers (e.g., El Niño, orbital changes, volcanic eruptions) by their timescales and effects.
• Use evidence from climate descriptions to identify the most likely main idea or claim.

Learning Objectives

• Explain how PCR amplifies specific DNA regions and why primer design and contamination control matter.
• Describe how sequencing readouts support variant calling, including SNPs and CNV, and identify common sources of interpretation error.
• Compare recombinant DNA cloning and CRISPR–Cas targeted genome editing in terms of mechanisms and applications.+ Show more

Learning Objectives

• Describe the principal types of chemical bonding: ionic, covalent, and metallic.
• Explain how bond type affects bulk properties such as electrical conductivity, melting point, and solubility.
• Use Lewis structures and formal charge calculations to evaluate bonding options.+ Show more

Learning Objectives

• Explain how probabilistic hazard characterization links earthquake/volcanic/storm processes to expected hazard levels over time.
• Use exposure mapping and scenario-based impact thinking to describe who and what is affected by hazards.
• Evaluate strategies to reduce long-term consequences through land-use planning, early-warning interpretation, and engineered interventions while considering equity and uncertainty.

Learning Objectives

• Understand the concepts of genetic variation and how it contributes to evolution
• Differentiate between genetic drift and natural selection
• Apply probability concepts to genetic changes in populations+ Show more

Learning Objectives

• Explain how heritable traits change in frequency due to natural selection
• Describe how allele frequency shifts across generations during adaptation
• Connect environmental conditions and ecological context to which traits become more common

Learning Objectives

• Describe the processes involved in the rock cycle and how rocks transform from one type to another.
• Explain the roles of geological processes like melting, weathering, erosion, and heat in shaping Earth's rocks.
• Identify different types of rocks and the processes that produce them in the rock cycle.+ Show more

Learning Objectives

• Describe the chemical composition and three-dimensional structures of biological macromolecules.
• Explain how molecular form determines function in proteins, nucleic acids, carbohydrates, and lipids.
• Analyze the physicochemical properties that influence molecular interactions.+ Show more

Learning Objectives

• Describe different types of chemical bonding, including ionic, covalent, and metallic bonds.
• Explain how electronegativity differences influence bond polarity.
• Relate bond order and bond energy to bond length and strength.+ Show more

Learning Objectives

• Understand how molecular genetics, gene regulation, and evolutionary mechanisms interact to produce biological outcomes.
• Analyze real-world examples such as herbicide resistance in weeds to explain mutation, selection, and gene flow.
• Link DNA variation to gene expression, fitness, and ecosystem effects for holistic understanding of evolutionary dynamics.+ Show more

Learning Objectives

• Explain how human resource use can change Earth systems through soil, water, air, and ecosystems.
• Analyze trade-offs between economic benefits and long-term system resilience.
• Evaluate strategies that reduce impacts and support restoration and sustainable management.

Learning Objectives

• Explain how primary productivity, decomposition, and nutrient cycling influence energy flow and ecosystem turnover.
• Describe biogeochemical cycles of carbon, nitrogen, and phosphorus and how they connect organisms to the atmosphere, soils, and hydrosphere.
• Apply Alberta-specific ecosystem examples to predict how land-use change and climate variability affect productivity and resilience.

Learning Objectives

• Apply circuit analysis to power and energy in simple resistive elements and sources with internal resistance.
• Use instantaneous power relationships to predict long-term energy transfer in RC circuits.
• Explain and model transient charging and discharging using exponential time dependence.

Learning Objectives

• Develop an understanding of work, energy, and power in mechanical systems.
• Link force-displacement integrals to kinetic and potential energy representations.
• Explore the concepts of conservative and nonconservative forces and their effects on energy.+ Show more

Learning Objectives

• Understand the structure and function of DNA and how it relates to heredity.
• Describe the processes of DNA replication, transcription, and translation.
• Identify types of mutations and their effects on gene expression and phenotype.+ Show more

Learning Objectives

• Understand the historical development of atomic models from Dalton to quantum mechanics.
• Identify key evidence such as spectral lines and scattering experiments that support modern atomic theory.
• Explain the concept of quantized energy levels and their role in atomic behavior.+ Show more

Learning Objectives

• Distinguish kinetic, potential, thermal, and other common energy forms in everyday and physical situations
• Explain how total mechanical energy changes when non-conservative forces (like friction) do work
• Connect conservation of energy with quantitative relationships for kinetic energy and speed

Learning Objectives

• Understand Mendelian inheritance and dominant-recessive traits.
• Identify and analyze different inheritance patterns such as linkage, sex linkage, incomplete dominance, and polygenic traits.
• Interpret pedigrees to determine modes of inheritance and carrier status.+ Show more

Learning Objectives

• Explain how mutation changes allele frequencies over generations
• Describe how selection alters allele frequencies in populations
• Explain how gene flow affects population allele frequencies+ Show more

Learning Objectives

• Describe how qualitative and quantitative models represent relationships suggested by data.
• Use model predictions and expected variation to evaluate whether a claim is supported or refuted.
• Identify assumptions and explain how they affect the validity range of a model.+ Show more

Learning Objectives

• Understand key concepts related to Science
• Apply knowledge through practice questions
• Demonstrate comprehension of the material

Learning Objectives

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

Learning Objectives

• Describe the processes of transcription and translation in gene expression.
• Identify key elements that regulate gene expression such as promoters, enhancers, and transcription factors.
• Explain how epigenetic modifications influence gene activity and tissue specificity.+ Show more

Learning Objectives

• Explain the mechanisms of lithospheric motion at convergent, divergent, and transform boundaries.
• Interpret seismicity, volcanic distributions, and mantle convection models to understand tectonic processes.
• Analyze plate reconstructions, bathymetric maps, and earthquake focal mechanisms to interpret past and present tectonic configurations.+ Show more

Learning Objectives

• Understand the main modern molecular techniques used in genetic research and biotech applications.
• Identify key processes such as PCR, gel electrophoresis, sequencing, and genome editing.
• Describe how recombinant DNA and viral vectors are used in medicine and research.+ Show more

Learning Objectives

• Explain how photosynthesis transforms light energy into chemical energy stored in sugars
• Describe how cellular respiration releases usable energy by breaking down sugar molecules
• Compare how both processes rearrange atoms and manage energy flow in cells and ecosystems+ Show more

Learning Objectives

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

Learning Objectives

• Understand key principles and norms for effective oral scientific presentations and poster sessions.
• Identify strategies for concise communication, slide design, and visual-spoken integration.
• Learn how to clearly present hypotheses, interpret data, and use disciplinary terminology appropriately.+ Show more

Learning Objectives

• Understand the molecular techniques used to measure and manipulate biological information.
• Describe principles behind nucleic acid amplification, sequencing, and genome editing.
• Interpret data such as read mappings and expression profiles to infer genetic function.+ Show more

Learning Objectives

• Describe the layers of Earth's internal structure and their characteristics.
• Interpret seismic wave data to identify Earth's layer boundaries.
• Explain how Earth's internal layers influence geological and tectonic processes.+ Show more

Learning Objectives

• Identify the main drivers of sea level variability, including thermal expansion, land-ice mass loss, and glacio-isostatic adjustment.
• Describe the methods used to measure and attribute changes in sea level over time and space.
• Relate sea level trends to human activity, regional land subsidence, and ocean dynamics.+ Show more

Learning Objectives

• Differentiate scientific theories from scientific laws in terms of what they explain and how they are supported
• Identify whether a given statement best describes a theory, a law, or an evidence-based claim
• Explain how new evidence can strengthen, refine, or replace parts of scientific theories and how laws can be limited to specific conditions+ Show more

Learning Objectives

• Understand the quantitative relationships in chemical reactions using the mole concept, molar mass, and balanced equations.
• Calculate limiting reactant, theoretical yield, and percent yield from mass and mole data.
• Employ symbolic and arithmetic representations to connect mass, particle count, and molar relationships.

Learning Objectives

• Represent displacement, velocity, and acceleration as vectors in one and two dimensions
• Decompose vectors into components and use component analysis to solve kinematics problems
• Model projectile motion using parametric equations and predict positions over time

Learning Objectives

• Understand the concept of problem decomposition in engineering design.
• Identify how relationships among subsystems are preserved during decomposition.
• Analyze the role of criteria and constraints in guiding problem decomposition.+ Show more

Learning Objectives

• Explain the principle of electromagnetic induction as described by Faraday’s law.
• Describe how changing magnetic flux induces an electromotive force in conductors.
• Understand the relationship between magnetic fields, conductors, and induced voltages.+ Show more

Learning Objectives

• Understand mechanisms that alter allele frequencies in populations, including natural selection, genetic drift, gene flow, and mutation.
• Analyze case examples of phenotypic shifts in response to environmental gradients.
• Apply quantitative models relating fitness differences to frequency changes.+ Show more

Learning Objectives

• Understand the fundamental components of electrical circuits.
• Analyze how energy transfer and power dissipation occur in simple circuits.
• Apply exponential models to transient charging and discharging in RC networks.+ Show more

Learning Objectives

• Apply Hardy–Weinberg equilibrium to predict allele and genotype frequencies under specified assumptions.
• Use selection coefficients and mutation–selection balance to explain how allele frequencies change over time.
• Analyze how genetic drift and population size affect evolutionary trajectories and variation.+ Show more

Learning Objectives

• Understand key characteristics of waves such as wavelength, frequency, amplitude, and speed
• Identify how waves propagate through different mediums and the effects observed
• Apply mathematical models to predict wave behavior in regional contexts+ Show more