Grade 12 Science Worksheets

Learning Objectives

• Explain why centripetal acceleration points toward the center in uniform circular motion using vector change of velocity
• Use relationships among speed, radius, and centripetal acceleration (a_c = v^2/r) and relate them to net radial force
• Decompose acceleration into tangential and radial components to analyze nonuniform circular motion+ Show more

Learning Objectives

• Characterize biodiversity patterns using species richness, functional diversity, and trophic structure and explain how these relate to ecosystem function.
• Evaluate how ecological interactions and population regulation models influence carrying capacity, resistance, and recovery after disturbance.
• Analyze disturbance regimes, succession dynamics, and thresholds/tipping points that determine ecosystem stability and long-term viability.

Learning Objectives

• Describe the types of intermolecular forces and their roles in molecular behavior.
• Differentiate between London dispersion forces, dipole-dipole interactions, and hydrogen bonding.
• Explain how various intermolecular forces influence physical properties such as boiling and melting points.+ Show more

Learning Objectives

• Understand the principles of electromagnetic induction as described by Faraday’s law.
• Explain how changing magnetic flux induces an electromotive force (emf) in circuits.
• Describe the practical applications of electromagnetic induction in power systems and renewable energy generation.+ Show more

Learning Objectives

• Explain the mechanisms driving lithospheric motion at convergent, divergent, and transform boundaries.
• Describe the evidence from seismicity, volcanic distribution, and mantle convection models that support plate tectonic theory.
• Interpret geologic features such as orogeny, basin formation, and mid-ocean ridges using plate reconstructions and bathymetric maps.+ Show more

Learning Objectives

• Explain how classical Mendelian inheritance leads to predictable genotype and phenotypic ratios
• Compare extended inheritance models (incomplete dominance, codominance, polygenic inheritance, sex-linked traits) and predict likely offspring patterns
• Apply pedigree reasoning and linkage/recombination concepts to interpret trait transmission

Learning Objectives

• Explain Newton’s third law as an action–reaction force pair acting on different objects
• Use momentum and Newton’s laws to predict how collisions change motion for objects with different masses
• Interpret how equal and opposite forces lead to simultaneous changes in both objects’ velocities

Learning Objectives

• Understand measures of central tendency: mean, median, mode.
• Interpret data variability and spread.
• Recognize how confidence statements relate to underlying populations.+ Show more

Learning Objectives

• Understand the principles of electron placement in atoms.
• Learn the rules governing electron configurations: Aufbau, Pauli exclusion, Hund's rules.
• Identify how electron configurations influence element properties and reactivity.+ Show more

Learning Objectives

• Understand the concept of photons and their quantum nature.
• Explain the photoelectric effect and how it demonstrates light's particle-like behaviour.
• Derive and apply the equation E = hf relating photon energy to frequency.+ Show more

Learning Objectives

• Understand the concepts of power and energy transfer in electrical circuits.
• Analyze power dissipation in resistive elements and sources with internal resistance.
• Apply exponential models to describe transient charging and discharging in RC networks.+ Show more

Learning Objectives

• Understand and identify SI units used in scientific measurements
• Explain the importance of calibration, precision, and accuracy in data collection
• Recognize systematic and random errors and their effects on measurements+ Show more

Learning Objectives

• Understand the biochemical nutrient cycles in aquatic ecosystems.
• Analyze how chemical speciation affects nutrient availability.
• Evaluate the interaction between physical transport processes and chemical cycles.+ Show more

Learning Objectives

• Understand key concepts of risk assessment and governance frameworks
• Identify steps involved in hazard identification, exposure assessment, and consequence evaluation
• Examine examples of multi-stakeholder trade-offs in complex environmental decisions+ Show more

Learning Objectives

• Understand predator-prey relationships in the boreal forest.
• Identify the flow of energy through food chains.
• Recognize the roles of different organisms within ecological communities.+ Show more

Learning Objectives

• Explain the interactions between atmosphere, hydrosphere, lithosphere, and cryosphere in Earth's climate system.
• Understand energy transfer mechanisms and matter cycling within Earth's systems.
• Analyze factors influencing radiative balance and albedo effects on climate variability.+ Show more

Learning Objectives

• Explain how ethical, legal, and social considerations shape the use of biotechnology.
• Evaluate biosafety, intellectual property, ecological risk, and equitable access in real-world cases.
• Analyze how regulatory frameworks and public consultation influence biotechnology deployment.+ Show more

Learning Objectives

• Explain how reproductive isolation prevents gene flow and leads to distinct lineages.
• Compare allopatric, sympatric, and peripatric speciation using specific barrier or selection scenarios.
• Evaluate evidence for ecological and geographic drivers of diversification, including examples from Alberta.+ 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 how Le Chatelier’s principle predicts the response of equilibrium systems to external stresses.
• Identify how changes in concentration, pressure, and temperature affect chemical equilibria.
• Explain the effect of catalysts on equilibrium systems without altering the position.+ Show more

Learning Objectives

• Describe key ecosystem processes such as primary productivity, decomposition, and nutrient cycling.
• Explain biogeochemical cycles of carbon, nitrogen, and phosphorus and their ecological significance.
• Identify Alberta-specific examples of ecosystem processes like peatland carbon sequestration and boreal fire effects.+ Show more

Learning Objectives

• Explain how laminar and turbulent flow relate to river hazards, sediment transport, and pollutant dispersion
• Apply continuity and Bernoulli’s relationships to predict qualitative changes in pressure and velocity in natural systems
• Use scaling arguments and dimensional analysis to connect laboratory measurements to field-scale fluid motion in Alberta

Learning Objectives

• Understand the differences between ionic, covalent, and metallic bonds
• Identify properties associated with each bond type
• Predict material behaviors based on bond types and bond energies+ Show more

Learning Objectives

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

Learning Objectives

• Understand the principles of electron filling order and orbital diagrams.
• Apply Hund’s rule and identify exceptions in transition elements.
• Connect quantum numbers to orbital occupancy and periodic trends.+ Show more

Learning Objectives

• Understand the fundamental mechanisms driving evolution, including natural selection, genetic drift, gene flow, and mutation.
• Identify types of evidence supporting evolutionary change, such as comparative anatomy, fossils, biogeography, and molecular similarities.
• Explain how evolutionary processes result in the diversity and adaptation of organisms over time.+ 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

• Explain the mechanisms driving plate movements, including mantle convection and isostasy.
• Identify different types of plate boundaries and their surface geological features.
• Describe the methods used to reconstruct Earth's geologic history, such as radiometric dating and seismic tomography.+ Show more

Learning Objectives

• Trace the development of atomic models from Dalton to Bohr with emphasis on empirical evidence.
• Explain how cathode ray experiments and gold foil scattering led to new atomic theories.
• Understand properties such as nuclear charge, mass number, and isotopic abundance, including mass spectrometry.+ Show more

Learning Objectives

• Understand how heritable traits contribute to adaptation in different environments.
• Identify examples of natural selection leading to adaptation.
• Explain the process of genetic variation influencing evolution.+ Show more

Learning Objectives

• Explain momentum as the product of mass and velocity, including the role of direction.
• Use conservation of momentum to predict velocities after collisions in a closed system.
• Differentiate elastic and inelastic collisions by whether kinetic energy is conserved or decreases.+ Show more

Learning Objectives

• Understand molecular orbital theory and how it extends valence-bond models.
• Explain bonding order, delocalization, and electronic structures in diatomic and extended systems.
• Use energy-level diagrams and symmetry considerations to predict magnetic, bonding, and electronic transition properties.+ Show more

Learning Objectives

• Understand the mathematical descriptions of wave phenomena such as wavelength, frequency, and amplitude.
• Develop principles of superposition, interference, and standing waves in strings and air columns.
• Apply sinusoidal representations and phasor reasoning to analyze wave patterns and energy transport.+ Show more

Learning Objectives

• Explain chemical equilibrium as a dynamic balance between forward and reverse reaction rates
• Use reaction quotient and the equilibrium constant to predict the direction of a reaction
• Relate concentration-based and pressure-based equilibrium expressions to reaction directionality and response to perturbations+ Show more

Learning Objectives

• Understand the energy exchange between potential and kinetic energy in simple harmonic oscillators.
• Analyze how amplitude affects energy transfer and damping effects.
• Interpret phase-space diagrams and energy graphs for oscillatory systems.+ Show more

Learning Objectives

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

Learning Objectives

• Understand the purpose and applications of conceptual and quantitative models in system analysis.
• Differentiate between deterministic and stochastic modeling frameworks.
• Apply methods of parameter estimation, validation, and sensitivity testing to models.+ Show more

Learning Objectives

• Explain how radiative balance and albedo influence Earth’s energy budget and seasonal climate variability
• Describe how the hydrologic cycle transfers water between atmosphere, oceans, land, and ice as part of steady states and change
• Analyze how energy transfer and matter cycling interact across the atmosphere, hydrosphere, lithosphere, and cryosphere through feedback loops

Learning Objectives

• Understand the concept of activation energy and how it affects reaction rates.
• Explain how catalysts provide alternative pathways with lower activation energy.
• Interpret reaction energy profiles and the significance of transition states.+ Show more

Learning Objectives

• Describe Mendelian inheritance patterns including dominance, incomplete dominance, and codominance.
• Interpret genetic ratios from Punnett squares and pedigree analysis.
• Explain the concepts of linkage, recombination frequency, and polygenic traits.+ Show more

Learning Objectives

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

Learning Objectives

• Explain how citation ethics supports attribution, data provenance, and authorship integrity in science.
• Identify best practices for using persistent identifiers, metadata standards, and data repositories to enable reproducibility.
• Describe responsibilities for reporting negative results and handling sensitive data without compromising validation and transparency.+ Show more

Learning Objectives

• Explain how carbon and nitrogen cycle processes (photosynthesis, respiration, decomposition, nitrification/denitrification) connect atmosphere, biosphere, hydrosphere, and lithosphere.
• Apply mass-balance and steady-state reasoning to interpret reservoir exchange rates and net fluxes in environmental systems.
• Evaluate how human activities (fossil fuel combustion and fertilizer runoff) alter cycle dynamics and can cause measurable impacts such as eutrophication.

Learning Objectives

• Understand how gravitational forces influence planetary orbits
• Learn about Kepler’s laws of planetary motion
• Identify patterns in orbital periods and distances+ Show more

Learning Objectives

• Understand how gravity explains the formation and evolution of galaxies
• Identify the role of gravitational interactions in cosmic structures
• Analyze evidence supporting gravity’s influence on matter distribution in space

Learning Objectives

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

Learning Objectives

• Describe how various geological evidence types are combined to reconstruct Earth's history.
• Analyze the roles of stratigraphy, radiometric dating, paleomagnetic data, and fossils in geological interpretation.
• Explain how integrated approaches help understand plate movements, basin evolution, and tectonic events.+ Show more

Learning Objectives

• Describe the process of sea-floor spreading at mid-ocean ridges.
• Explain how magnetic stripes on the ocean floor record Earth's magnetic field history.
• Interpret magnetic anomaly patterns and radiometric ages to understand seafloor formation.+ Show more