Grade 12 Science Worksheets

Learning Objectives

• Understand the concept of molarity and how to calculate it from experimental data.
• Differentiate between concentration units and convert among them.
• Apply stoichiometric principles to quantitative reaction analysis involving gases and solutions.+ Show more

Learning Objectives

• Understand the principles of rigorous study framing and variable management in scientific research.
• Learn to select appropriate instrumentation for air and water monitoring in field and laboratory settings.
• Apply statistical treatments to evaluate significance and analyze errors in data collection.+ Show more

Learning Objectives

• Understand the concept of trade-offs in renewable energy solutions
• Identify environmental, economic, and social impacts of renewable energy sources
• Analyze how optimizing one goal can affect other constraints+ Show more

Learning Objectives

• Explain how compartmentalization partitions metabolic pathways within eukaryotic cells and improves reaction efficiency.
• Compare the roles of mitochondria, chloroplasts, endomembrane system, and peroxisomes in energy transformation, biosynthesis, and catabolism.
• Describe how transport across organelle boundaries affects metabolite flux and signal transduction.

Learning Objectives

• Understand the fundamental principles of gravitational forces and Keplerian motion.
• Analyze the effects of orbital eccentricity, inclination, and semi-major axis on planetary systems.
• Calculate escape velocity and orbital energy for different celestial bodies.+ Show more

Learning Objectives

• Understand how mathematical and computational models are used to predict system behaviors in engineering.
• Identify key principles such as conservation laws, reaction kinetics, and energy transfer in system modeling.
• Analyze the importance of predictions for safety, feasibility, and design optimization in engineering contexts.+ Show more

Learning Objectives

• Compare and contrast Arrhenius, Brønsted–Lowry, and Lewis definitions of acids and bases using examples.
• Use strong vs. weak acid/base behavior to predict equilibrium and interpret conjugate acid-base pairs.
• Relate pH and pOH using logarithmic relationships and apply them to solution acidity.+ Show more

Learning Objectives

• Describe the process of transforming scientific discoveries into applied technologies.
• Explain the roles of intellectual property, patenting, and technology transfer in innovation.
• Identify funding mechanisms and industry partnerships that support translational research.+ Show more

Learning Objectives

• Analyze policy tradeoffs among mitigation, adaptation, conservation, and socio-economic objectives using evidence-based reasoning
• Apply cost–benefit thinking and multi-criteria decision analysis to compare alternative management strategies
• Use scenario modeling and monitoring & evaluation concepts to explain long-term resilience and governance challenges

Learning Objectives

• Understand the fundamental mechanisms that drive biological diversity.
• Identify key concepts of natural selection, genetic drift, gene flow, and mutation.
• Analyze evidence supporting evolution from paleontology, anatomy, and molecular biology.+ Show more

Learning Objectives

• Understand the different types of interactions among organisms in ecosystems.
• Identify how food webs illustrate energy flow through trophic levels.
• Analyze the impact of population changes on community structure.+ Show more

Learning Objectives

• Explain the main types of surface processes including weathering, erosion, transport, and deposition.
• Use process-response diagrams and sediment budgets to relate climate, vegetation, and tectonics to surface change rates.
• Analyze the feedback mechanisms between surface processes and rock uplift, as well as landscape stability thresholds.+ Show more

Learning Objectives

• Explain atomic packing, unit cell geometries, and bonding types in crystalline solids.
• Describe how lattice structures influence material properties like strength and conductivity.
• Apply band theory concepts to understand electronic behaviors of different solids.+ Show more

Learning Objectives

• Explain how work depends on force magnitude and the angle between force and displacement.
• Calculate or interpret work and power using correct units (joules and watts).
• Distinguish between work (energy transfer) and power (rate of energy transfer) in real situations.

Learning Objectives

• Understand the concept of genetic drift and its impact on allele frequencies in populations.
• Identify the processes such as bottlenecks and founder events that cause genetic drift.
• Explain how genetic drift influences genetic diversity in isolated populations.+ Show more

Learning Objectives

• Define energy efficiency and explain the concept of energy transfer and losses.
• Identify common energy losses in various devices and systems.
• Analyze how energy constraints impact device performance and efficiency.+ Show more

Learning Objectives

• Explain dynamic equilibrium using forward and reverse reaction rates
• Apply equilibrium expressions to changing chemical concentrations
• Interpret equilibrium constants and reaction quotient relationships+ Show more

Learning Objectives

• Explain how reaction rate depends on collision frequency and collision effectiveness.
• Describe how concentration, temperature, and physical form (surface area) affect reaction rate.
• Use the activation energy concept to predict whether collisions will produce products.

Learning Objectives

• Understand the processes involved in Earth's geologic time scale, including tectonic activity, mountain building, earthquakes, and volcanism.
• Explain how surface processes like weathering, erosion, and deposition reshape landforms over geological periods.
• Connect present geological features to past events and understand the factors influencing rates of change in Earth's structure.

Learning Objectives

• Evaluate the sustainability of renewable and nonrenewable resource strategies.
• Analyze water budgeting, energy portfolios, and waste handling systems.
• Assess lifecycle impacts and trade-offs in resource extraction and reclamation.+ Show more

Learning Objectives

• Explain how PCR amplification, DNA sequencing, recombinant DNA cloning, and CRISPR–Cas editing work mechanistically
• Interpret genomic data concepts such as SNPs, copy number variation, and sequencing errors
• Evaluate ethical considerations and limits of genomic inference in real-world applications

Learning Objectives

• Explain the steps of a risk assessment framework: hazard identification, exposure assessment, consequence evaluation, and risk communication.
• Describe how governance tools (laws, policies, and decision frameworks) shape environmental and public health decisions in Alberta.
• Evaluate how transparent evidence synthesis supports balancing technological benefits with environmental protection and community concerns.

Learning Objectives

• Explain how radioactive decay follows quantitative laws using half-life and activity.
• Apply conservation of nucleon number to interpret nuclear reactions.
• Relate nuclear reaction energetics to energy release and safety considerations.

Learning Objectives

• Understand how models link molecular processes to ecosystem patterns.
• Analyze the propagation of changes across biological scales using mathematical models.
• Interpret graphical representations of energy and information flows in biological systems.+ Show more

Learning Objectives

• Define impulse and explain its relationship to force and time.
• Interpret force versus time graphs to identify impulse.
• Understand the concept of momentum and how impulse affects it.+ Show more

Learning Objectives

• Understand the origin and significance of atomic spectra in identifying elements and electronic structures.
• Describe the principles of spectral line formation, including selection rules and line broadening.
• Interpret spectroscopic data to support applications in environmental monitoring, resource assessment, and laboratory analysis.+ Show more

Learning Objectives

• Explain how reaction energy profiles illustrate activation energy, transition states, and energy changes.
• Compare uncatalyzed and catalyzed reaction pathways in terms of activation energy and reaction rate.
• Justify why catalysts increase rate without changing the overall energy difference between reactants and products.+ Show more

Learning Objectives

• Understand the components of risk assessment in complex socio-environmental decisions.
• Identify governance frameworks and their role in balancing technological benefits with environmental and community concerns.
• Explain hazard identification, exposure assessment, and consequence evaluation procedures.+ Show more

Learning Objectives

• Understand the fundamental concepts of oxidation and reduction in chemical reactions.
• Identify strategies for balancing redox half-reactions and overall reactions.
• Explore the applications of redox principles in corrosion, metal extraction, and batteries.+ Show more

Learning Objectives

• Explain how the Earth’s energy balance is influenced by incoming solar radiation and outgoing energy.
• Describe how absorption, reflection, and heat transfer processes (radiation, conduction, convection) affect surface and atmospheric temperatures.
• Analyze how Earth’s tilt and rotation contribute to seasonal and latitude-based differences in solar heating.+ Show more

Learning Objectives

• Understand the principles of energy and momentum conservation
• Identify real-world examples of energy conservation
• Differentiate between elastic, inelastic, and perfectly inelastic collisions+ Show more

Learning Objectives

• Identify and describe the different types of plate boundaries
• Understand how seismicity, volcanic distributions, and mantle convection relate to tectonic processes
• Interpret maps and earthquake focal mechanisms to analyze past and present tectonic activity+ Show more

Learning Objectives

• Understand how stratigraphy, radiometric ages, and fossil records are integrated to interpret Earth's geologic history.
• Identify key evidence types used in reconstructing tectonic and basin evolution.
• Explain how multiple data sources contribute to understanding plate motions and paleoenvironments.+ Show more

Learning Objectives

• Explain fossil evidence for evolutionary change over time
• Compare morphology as evidence of evolutionary relationships
• Describe biogeography and molecular phylogenetics in taxonomy+ Show more

Learning Objectives

• Describe the stages of scientific inquiry from observation to conclusion.
• Understand the importance of hypothesis formulation and operational definitions in experiments.
• Differentiate between qualitative and quantitative approaches in scientific research.+ Show more

Learning Objectives

• Explain reaction rate behavior using collision theory and the activated complex concept.
• Analyze how concentration, temperature, surface area, and catalysts affect reaction rates.
• Determine reaction order from rate-law relationships and interpret kinetic ideas like activation energy.

Learning Objectives

• Interpret stratigraphic sequences, fossil assemblages, and radiometric age data to reconstruct Earth's history.
• Analyze sedimentary facies, cross-sections, and isotopic systematics for correlating depositional environments.
• Evaluate the limitations of temporal resolution, unconformities, and integrating multiple evidence types in geologic chronologies.+ Show more

Learning Objectives

• Understand how biological, chemical, and physical principles interact to produce environmental phenomena.
• Analyze complex regional environmental patterns using cross-disciplinary reasoning techniques.
• Evaluate the roles of biochemical nutrient cycles, chemical speciation, and physical transport processes in ecosystems.+ Show more

Learning Objectives

• Explain how population-scale sequencing and high-resolution genomic data support disease risk prediction and conservation genetics.
• Describe how personalized medicine uses genotype information and why consent and privacy matter.
• Evaluate potential benefits and risks of interventions such as gene drives, including biosafety and long-term ecological impacts.+ Show more

Learning Objectives

• Explain how molecular orbital (MO) theory extends valence-bond ideas to predict bond order and delocalization
• Use energy-level diagrams to interpret electronic structure, bond strength, and possible transitions
• Apply symmetry and orbital mixing ideas to predict magnetic behavior and compare localized vs delocalized bonding

Learning Objectives

• Understand how atomic and ionic properties vary across the periodic table.
• Explain the factors driving periodic trends such as nuclear charge and electron shielding.
• Predict element reactivity, ionic sizes, and bonding tendencies based on periodic trends.+ Show more

Learning Objectives

• Understand the mechanisms of enzyme kinetics, allosteric modulation, feedback inhibition, and hormonal regulation in metabolism.
• Analyze how pathway control maintains metabolic homeostasis under internal and external perturbations.
• Distinguish regulation at transcriptional, translational, and post-translational levels and link these to physiological outcomes.

Learning Objectives

• Explain how heritable variation can lead to population change through natural selection
• Identify how selective pressures (climate, predators, pathogens, and competition) affect survival and reproduction
• Use fitness and trait-frequency change to describe adaptation over generations+ Show more

Learning Objectives

• Explain the key factors influencing population change, including birth, death, immigration, and emigration.
• Differentiate between exponential and logistic growth models and their applications.
• Understand the concepts of density-dependent and density-independent factors in population regulation.+ Show more

Learning Objectives

• Differentiate ionic, covalent, and metallic bonding based on how electrons are transferred, shared, or delocalized.
• Use bond-energy ideas to explain trends in melting point and electrical/thermal conductivity.
• Predict macroscopic properties (solubility, hardness, conductivity) from bond type and particle structure.

Learning Objectives

• Explain Faraday’s law and Lenz’s law using the idea of changing magnetic flux.
• Calculate or interpret induced emf and flux linkage relationships in qualitative and quantitative contexts.
• Predict the direction of induced current using Lenz’s law and describe safety/engineering implications for power systems.

Learning Objectives

• Identify homologous characters in different species.
• Understand methods for reconstructing evolutionary trees.
• Differentiate between types of phylogenetic groups: monophyly, paraphyly, polyphyly.+ Show more

Learning Objectives

• Identify different types of evidence that support the theory of evolution.
• Explain how fossil records, comparative morphology, biogeography, and molecular phylogenetics provide evidence for common ancestry.
• Analyze Alberta exemplars, such as Dinosaur Provincial Park fossils, to understand deep-time evolutionary change.+ Show more