Grade 12 Science Worksheets

Learning Objectives

• Represent series AC circuits using phasors to relate voltage, current, impedance, and phase angle.
• Calculate impedance components (R, X_L, X_C) and use them to determine current magnitude in AC circuits.
• Determine real power, reactive power, apparent power, and power factor for resistive–inductive–capacitive networks.+ Show more

Learning Objectives

• Understand the three main types of chemical bonds: ionic, covalent, and metallic.
• Explain how atoms share or transfer electrons to form different bond types.
• Compare bond energies, properties, and applications of ionic, covalent, and metallic bonds.+ Show more

Learning Objectives

• Understand the principles and assumptions of the Hardy-Weinberg equilibrium.
• Calculate expected genotype frequencies using allele frequencies.
• Analyze deviations from Hardy-Weinberg expectations to infer evolutionary forces.+ Show more

Learning Objectives

• Understand the principles of allele frequency changes due to selection, mutation, migration, and drift.
• Explain how gene flow and barriers influence genetic structure and local adaptation.
• Analyze metapopulation dynamics and their role in evolutionary potential.+ Show more

Learning Objectives

• Understand the principles of PCR and its significance
• Identify different molecular techniques such as gel electrophoresis and sequencing
• Explain the role of recombinant DNA technology and CRISPR-Cas systems+ Show more

Learning Objectives

• Understand the concept of speciation and its significance in evolution.
• Identify various mechanisms that lead to the formation of new species.
• Explain how geographic isolation, ecological divergence, and chromosomal changes contribute to speciation.+ Show more

Learning Objectives

• Understand basic concepts of allele frequencies and genetic variation
• Learn how selection, mutation, migration, and drift influence genetic diversity
• Recognize the role of gene flow and barriers in shaping genetic structure+ Show more

Learning Objectives

• Understand different types of genetic mutations such as point mutations, insertions, deletions, and chromosomal alterations.
• Learn how mutations influence gene function and phenotypes.
• Describe the mechanisms of mutation occurrence, including errors during DNA replication and recombination.+ Show more

Learning Objectives

• Explain radioactive decay using quantitative decay laws and half-life relationships.
• Solve basic nuclear calculation problems involving activity, decay chains, and energetics.
• Apply conservation of nucleon number and charge to balance nuclear reactions.+ Show more

Learning Objectives

• Explain how simple harmonic motion (SHM) relates displacement, restoring force, and sinusoidal behavior.
• Calculate or compare period and natural frequency for mass–spring and pendulum systems using SHM models.
• Analyze how phase, damping, and resonance affect amplitude and energy exchange in oscillatory systems.+ Show more

Learning Objectives

• Explain how Earth system interactions change energy balance over time
• Describe positive and negative climate feedbacks
• Interpret surface properties and ocean heat transport effects+ Show more

Learning Objectives

• Understand the principles of radioactive decay and half-life.
• Explain nuclear reactions and conservation of nucleon number.
• Apply quantitative decay laws to real-world scenarios.+ Show more

Learning Objectives

• Understand the principles of nuclear fission and fusion energetics.
• Explain the concept of binding energy per nucleon and its significance.
• Describe chain-reaction criteria and reactor physics principles for energy release.+ Show more

Learning Objectives

• Understand the principles of simple harmonic motion and sinusoidal models.
• Describe the concepts of natural frequency, phase, and energy exchange in oscillatory systems.
• Apply quantitative relationships linking amplitude, period, damping, and resonance in mass-spring and pendulum systems.+ Show more

Learning Objectives

• Understand the representation of displacement, velocity, and acceleration as vectors in one and two dimensions.
• Apply vector decomposition and parametric equations to model projectile motion and analyze trajectories.
• Interpret regional examples such as drone flight paths and wind effects in planar motion.+ Show more

Learning Objectives

• Explain the principles of electromagnetic induction, including Faraday's law and Lenz's law.
• Describe practical applications of electromagnetic induction in power systems and generators.
• Analyze how changing magnetic flux induces emf and current in electrical circuits.+ Show more

Learning Objectives

• Explain how genetic drift changes allele frequencies through chance events, especially in small populations
• Compare bottleneck and founder events and describe how each reduces genetic diversity
• Evaluate how drift and selection differ in their effects depending on effective population size+ Show more

Learning Objectives

• Understand atomic packing and unit cell geometries in solids.
• Explain how atomic bonding influences material properties such as strength and conductivity.
• Describe the role of crystal defects and impurities in real-world material performance.+ Show more

Learning Objectives

• Understand the methods used for evaluating mineral and energy deposits.
• Identify factors that influence environmental and economic viability of resource extraction.
• Analyze the balance between resource benefits and environmental impacts.+ Show more

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

• Explain the principles of nuclear fission and fusion energetics.
• Describe the concept of binding energy per nucleon and its significance.
• Understand chain-reaction criteria and reactor physics principles.+ Show more

Learning Objectives

• Explain how electronegativity differences create bond dipoles and predict molecular polarity
• Distinguish polar vs nonpolar molecules based on structure and symmetry
• Relate bond polarity to intermolecular forces and macroscopic properties like solubility and boiling point

Learning Objectives

• Describe the structure of DNA and its components.
• Explain the significance of antiparallel strands and the double helix.
• Identify the roles of nucleotide bases and backbone in stability.+ Show more

Learning Objectives

• Understand the key ecosystem processes of primary productivity, decomposition, and nutrient cycling.
• Explain biogeochemical cycles of carbon, nitrogen, and phosphorus and their roles in ecosystems.
• Analyze Alberta-specific examples such as peatland carbon sequestration, boreal fire effects, and soil management impacts.+ Show more

Learning Objectives

• Understand the different types of genetic mutations and their molecular mechanisms.
• Identify the potential effects of mutations on gene products and organism traits.
• Describe the influence of mutational outcomes on agriculture, livestock, and pathogens.+ Show more

Learning Objectives

• Understand the concept of energy change during chemical reactions.
• Differentiate between exothermic and endothermic reactions.
• Learn how calorimetric measurements relate temperature change to energy transfer.+ Show more

Learning Objectives

• Classify various chemical reactions into types such as synthesis, decomposition, displacement, combustion, redox, and acid–base.
• Predict products of different reaction pathways based on stoichiometric patterns and energetics.
• Balance chemical equations involving diverse reaction types.+ Show more

Learning Objectives

• Analyze interference patterns using wave superposition principles.
• Identify conditions leading to constructive and destructive interference.
• Explain the formation of standing waves and resonance in different systems.+ Show more

Learning Objectives

• Understand the concept of photon energy and its relation to frequency using E = hf.
• Describe the photoelectric effect as evidence of particle-like behaviour of light.
• Explain the roles of work function and threshold frequency in electron emission.+ Show more

Learning Objectives

• Understand fundamental measurement units and their applications in Alberta contexts.
• Explain accuracy, precision, systematic and random errors, and traceability in measurement.
• Recognize how measurement choice and documentation impact data comparability.+ Show more

Learning Objectives

• Explain the concept of genetic drift and its effects on populations.
• Describe bottleneck and founder events and their impact on genetic diversity.
• Analyze how genetic drift influences allele frequencies over time.+ Show more

Learning Objectives

• Understand what natural selection is and how it leads to evolutionary change.
• Recognize different types of evidence supporting natural selection in populations.
• Analyze examples such as bacterial resistance and beak variations among island finches.+ Show more

Learning Objectives

• Understand how to interpret axes labels, units, and scales on scientific graphs.
• Identify the significance of trend lines, slopes, and intercepts in data visualization.
• Differentiate between true patterns and random scatter in graphs.+ Show more

Learning Objectives

• Understand the concept of food webs and energy transfer in ecosystems
• Identify different types of organism interactions such as predation, competition, mutualism, and parasitism
• Analyze how changes in one species affect others within an ecosystem+ Show more

Learning Objectives

• Understand the conceptual and quantitative approaches used in climate modeling.
• Identify key components such as energy-balance models, radiative transfer, and ocean–atmosphere interactions.
• Evaluate methods for model validation using paleoclimate proxies and instrumental records.+ Show more

Learning Objectives

• Explain how Alberta’s wind, solar, and bioenergy resources vary geographically and how that affects energy output
• Describe how conversion technologies and grid integration choices help manage intermittency and reliability
• Evaluate renewable systems using lifecycle metrics such as energy payback, greenhouse gas balance, and cumulative impacts

Learning Objectives

• Explain how wavelength, frequency, amplitude, and wave speed relate to mechanical and electromagnetic waves.
• Use quantitative models (including wave speed relations and superposition ideas) to predict wave behavior and outcomes.
• Interpret real-world wave phenomena such as refraction, mirages, sound across landscapes, and seismic signals.

Learning Objectives

• Explain how gravitational and electric fields describe forces as functions of position.
• Use field line ideas and superposition to predict net field effects from multiple sources.
• Relate field strength to changes in potential energy and motion using Newton’s second law.

Learning Objectives

• Explain the principles of the photoelectric effect and its significance in quantum physics.
• Connect the concepts of photon energy, work function, and kinetic energy of emitted electrons.
• Analyze how experimental measurements relate to the particle nature of light.+ Show more

Learning Objectives

• Explain the factors that influence reaction rates, including concentration, temperature, and molecular orientation.
• Describe collision theory and the role of activation energy in chemical reactions.
• Interpret rate laws and how they relate reaction rate to reactant concentrations.+ Show more

Learning Objectives

• Explain the Hardy-Weinberg principle as a null model for detecting evolutionary change.
• Use allele frequencies (p and q) to calculate expected genotype frequencies (p^2, 2pq, q^2).
• Interpret how deviations from Hardy-Weinberg expectations can indicate selection, migration, mutation, or nonrandom mating.

Learning Objectives

• Define entropy and explain its significance in thermodynamics.
• Describe how entropy relates to energy dispersal and system disorder.
• Understand Gibbs free energy and how it predicts spontaneity in chemical reactions.+ Show more

Learning Objectives

• Explain how dominant/recessive inheritance, incomplete dominance, and sex linkage affect genotype and phenotype outcomes
• Use recombination frequency to infer relative chromosomal positions and predict trait assortments
• Interpret pedigrees to determine the most likely inheritance pattern and identify possible carriers

Learning Objectives

• Define various forms of energy such as kinetic, potential, and thermal.
• Explain how energy transforms between different forms during motion, collisions, and deformation.
• Understand the quantitative relationships that describe energy conservation and transfer.+ Show more

Learning Objectives

• Understand the concept of vectors and their components in motion
• Interpret vector quantities like displacement, velocity, and acceleration
• Apply vector decomposition and parametric equations to analyze projectile motion+ Show more

Learning Objectives

• Describe the particle reaction model and how it explains chemical reactions.
• Identify microscopic changes such as bond breaking, formation, and energy shifts during reactions.
• Connect observable evidence like color change, gas formation, and temperature shifts to microscopic particle interactions.+ Show more

Learning Objectives

• Explain the concept of photon energy and its relation to frequency (E = hf).
• Describe the photoelectric effect and how it demonstrates quantized energy exchange.
• Define work function and threshold frequency in the context of electron emission.+ Show more

Learning Objectives

• Define oxidation and reduction in the context of chemical reactions.
• Understand how to identify oxidation states of elements in compounds.
• Describe the role of electron transfer in redox reactions.+ Show more