Grade 12 Worksheets

Learning Objectives

• Understand the principles of reflection and refraction as they relate to light rays.
• Apply Snell's law to predict the path of light through lenses and interfaces.
• Calculate focal lengths and ray trajectories in optical systems.+ Show more

Learning Objectives

• Understand the concept of limiting reagents in chemical reactions.
• Calculate the theoretical yield of a product based on stoichiometry.
• Determine the percent yield from actual and theoretical yields.+ Show more

Learning Objectives

• Explain the concepts of centripetal acceleration, tangential speed, and radial forces in circular motion.
• Apply mathematical relations to analyze rotational stability, critical speed, and design implications of circular systems.
• Interpret contextual examples such as vehicle dynamics on banked curves and turbine rotational forces.+ Show more

Learning Objectives

• Understand the key components and processes involved in biogeochemical cycles.
• Identify how elements like carbon, nitrogen, and phosphorus move through Earth's systems.
• Explain human impacts on natural biogeochemical cycles.+ Show more

Learning Objectives

• Explain the fundamental principles linking electric charges, currents, and magnetic fields.
• Describe how time-varying electric and magnetic fields produce propagating electromagnetic waves.
• Identify the relationship between light and electromagnetic waves across different wavelengths.+ Show more

Learning Objectives

• Understand how seismic patterns reveal active tectonic structures and stress regimes.
• Identify different seismic zones and their implications for tectonic activity.
• Interpret seismic data such as focal depths and mechanisms to infer subsurface processes.+ Show more

Learning Objectives

• Understand the sources and types of measurement and sampling errors in environmental data.
• Apply statistical methods such as propagation of uncertainty, hypothesis testing, and confidence intervals to real-world data.
• Interpret the implications of uncertainty and non-significant results in scientific conclusions, particularly in environmental monitoring.

Learning Objectives

• Understand the process of natural selection and its role in evolution.
• Identify patterns of selection including directional, stabilizing, and disruptive selection.
• Recognize observable examples such as antibiotic resistance demonstrating rapid selection.+ Show more

Learning Objectives

• Explain the concept of wave-particle duality and its significance in quantum physics.
• Describe how matter exhibits wave properties such as de Broglie wavelengths.
• Connect wavefunctions to atomic energy levels, spectral lines, and phenomena like tunnelling.

Learning Objectives

• Understand key techniques used in biotechnology such as recombinant DNA, PCR, DNA sequencing, and genome editing.
• Identify applications of biotechnology in medicine, agriculture, and industry.
• Evaluate ethical considerations related to biotechnological advances, including privacy and ecological impacts.+ Show more

Learning Objectives

• Explain how momentum conservation applies to systems with changing mass.
• Describe the effects of mass ejection or accretion on vehicle momentum and thrust.
• Derive the qualitative basis for the rocket equation through momentum exchange.+ Show more

Learning Objectives

• Analyze mechanisms of energy transfer within Earth systems, including radiation, conduction, convection, and latent heat.
• Relate energy pathways to weather patterns, ocean currents, and geothermal heat flow.
• Use quantitative reasoning with energy budgets, flux diagrams, and models to connect microscale processes to large-scale phenomena.+ Show more

Learning Objectives

• Understand how sedimentary deposits record environmental interactions.
• Identify different types of sediment and their significance in reconstructing past climates.
• Explain how geochemical and biological proxies are used in sediment analysis.+ Show more

Learning Objectives

• Identify various lines of evidence supporting the theory of evolution.
• Explain how fossil records, morphology, biogeography, and molecular data demonstrate evolutionary relationships.
• Describe patterns such as homology, transitional forms, and molecular trees that support evolutionary mechanisms.+ Show more

Learning Objectives

• Understand the principles of sensor selection and calibration for accurate measurements.
• Analyze signal processing methods and resolution limits affecting data quality.
• Evaluate sampling rates, aliasing effects, and interface protocols in data acquisition systems.+ Show more

Learning Objectives

• Understand the vector representation of displacement, velocity, and acceleration in kinematics.
• Apply component analysis to solve projectile motion problems involving agricultural drone trajectories.
• Explain vector decomposition, relative motion, and parametric equations in the context of planar motion.+ Show more

Learning Objectives

• Explain the mechanisms of plate tectonics and their geological effects.
• Identify different types of plate boundaries and associated landforms and phenomena.
• Interpret geological evidence used to reconstruct Earth's crustal history.+ Show more

Learning Objectives

• Analyze the principles of wave interference, including constructive and destructive patterns.
• Understand stationary waves, resonances, and their applications in acoustics and engineering.
• Apply mathematical relationships to predict nodal and antinodal structures in waves.+ Show more

Learning Objectives

• Understand the principles of responsible conduct in scientific research.
• Identify common conflicts of interest and appropriate management strategies.
• Learn proper data management, sharing, and archiving norms.+ Show more

Learning Objectives

• Understand the development and evolution of atomic models from Dalton to Rutherford and Bohr.
• Identify the empirical evidence supporting each atomic model, such as cathode ray experiments and gold foil scattering.
• Explain the concepts of nuclear charge, mass number, and isotopic abundance using mass spectrometry as an example.+ Show more

Learning Objectives

• Understand the key components and structure of formal scientific reports.
• Identify correct conventions in scientific writing, including voice, tense, and citations.
• Apply best practices for presenting methods, data, and conclusions for reproducibility.+ Show more

Learning Objectives

• Understand fundamental measurement concepts including SI units, calibration, precision, and accuracy.
• Explain the significance of significant figures, errors, and traceability to standards in field measurements.
• Analyze how measurement choices influence data comparability in environmental and industrial settings.+ Show more

Learning Objectives

• Understand the representation of chemical change through symbolic equations.
• Apply the law of conservation of mass to produce balanced chemical equations.
• Classify different types of chemical reactions including synthesis, decomposition, single and double replacement, and combustion.+ Show more

Learning Objectives

• Understand the concepts of population dynamics, trophic relationships, and nutrient cycling in Alberta ecosystems.
• Analyze how habitat alteration, invasive species, and climate variability impact community structure.
• Link biological patterns with environmental drivers through quantitative descriptors such as carrying capacity and growth rates.+ Show more

Learning Objectives

• Understand the relationships between current, voltage, resistance, and power in electrical circuits.
• Analyze energy transfer and power dissipation in resistive and reactive components.
• Apply exponential models to transient charging and discharging in RC networks.+ Show more

Learning Objectives

• Explain the principles of the photoelectric effect and its significance in quantum physics.
• Describe how photon energy relates to work function and emitted electron kinetic energy.
• Analyze experimental concepts such as threshold frequency and stopping potential in photoelectric experiments.+ Show more

Learning Objectives

• Understand the processes involved in the chemical fate and transport in soil and water systems.
• Explain how dissolution, sorption, volatilization, and biodegradation influence contaminant pathways.
• Analyze case studies involving contaminant movement from agricultural runoff and petrochemical spills.+ Show more

Learning Objectives

• Describe the key characteristics of wave behaviour including wavelength, frequency, amplitude, and speed.
• Apply quantitative models to predict wave propagation in different contexts.
• Analyze real-world examples of wave phenomena such as seismic waves, acoustic waves, and optical refraction.+ Show more

Learning Objectives

• Define key wave parameters: wavelength, frequency, amplitude, period, and propagation speed.
• Distinguish between transverse and longitudinal waves through examples.
• Explain superposition, interference, and dispersion phenomena in wave behavior.+ Show more

Learning Objectives

• Understand the mathematical models describing allele and genotype frequency changes in populations.
• Interpret measures such as heterozygosity, effective population size, and fixation indices to analyze microevolutionary processes.
• Evaluate case studies involving mosquito resistance, founder effects, and bottlenecks to understand stochastic and deterministic influences on genetic variation.

Learning Objectives

• Understand the role of multi-criteria decision frameworks in complex regional challenges.
• Analyze biological, chemical, and physical data to synthesize evidence for solutions.
• Apply quantitative reasoning and uncertainty treatment to support defensible recommendations.+ Show more

Learning Objectives

• Understand the principles of simple harmonic motion and sinusoidal models.
• Analyze the relationship between amplitude, period, and damping in oscillatory systems.
• Explore real-world instrumentation like seismographs that monitor oscillatory phenomena.+ Show more

Learning Objectives

• Understand the principles of molecular geometry based on electron-pair repulsion and orbital hybridization.
• Identify and predict bond angles, molecular polarity, and steric effects in various molecules.
• Apply VSEPR models and hybrid orbital concepts to molecules like hydrocarbons and oxygenated species.+ Show more

Learning Objectives

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

Learning Objectives

• Understand the spectrum of electromagnetic waves and their properties.
• Relate frequency, wavelength, and energy through quantitative relations.
• Apply Maxwellian concepts to wave propagation, impedance, and attenuation in communication contexts.+ Show more

Learning Objectives

• Explain the origin of atomic emission and absorption lines in spectra.
• Identify how spectral patterns support element and isotopic identification.
• Understand the role of selection rules, line broadening, and quantization in spectroscopy.+ Show more

Learning Objectives

• Understand the key components of rigorous study design, including framing, comparison, and variable management.
• Apply appropriate instrumentation choices for air and water monitoring in field and lab contexts in Alberta.
• Analyze statistical treatments for significance and error in scientific data.+ Show more

Learning Objectives

• Understand different types of community interactions such as competition, predation, parasitism, mutualism, and commensalism.
• Analyze how energy flow through food webs and trophic relationships influence ecosystem structure.
• Evaluate specific examples from Alberta ecosystems illustrating interspecific interactions and their ecological significance.+ Show more

Learning Objectives

• Explain the semi-conservative model of DNA replication.
• Identify the roles of enzymes such as helicase, primase, and DNA polymerase in replication.
• Describe mechanisms that ensure replication fidelity and limit mutations.+ Show more

Learning Objectives

• Explain Mendelian inheritance ratios and dominance hierarchies.
• Identify different types of inheritance such as incomplete dominance, codominance, and polygenic traits.
• Interpret pedigree charts and perform linkage analysis to understand trait transmission.+ Show more

Learning Objectives

• Understand the concepts of enthalpy, heat flow, and calorimetry in chemical reactions.
• Interpret calorimetry data to determine enthalpy changes.
• Apply Hess’s law to multi-step reactions involving standard enthalpies of formation.+ Show more

Learning Objectives

• Understand how to interpret confidence intervals and hypothesis testing results in environmental data.
• Apply error propagation methods to real-world measurement scenarios.
• Evaluate models and data considering uncertainty and measurement limitations.+ Show more

Learning Objectives

• Identify and define independent, dependent, and confounding variables in experimental designs.
• Explain strategies for controlling variables, including randomization and matching.
• Describe the roles of blinding and replication in reducing bias and increasing validity.+ Show more

Learning Objectives

• Understand the role of biotechnology in agricultural resilience, diagnostics, and environmental cleanup.
• Identify genetic improvement strategies and molecular detection techniques used in biotechnology.
• Evaluate ethical, regulatory, and socioeconomic considerations in deploying biotech solutions.

Learning Objectives

• Understand the basics of climate modeling and its importance.
• Identify different factors affecting climate predictions.
• Learn how data is used in climate models to forecast future climate scenarios.+ Show more

Learning Objectives

• Understand the principles of radiometric dating and isotope decay.
• Identify different methods used for dating rocks and minerals.
• Explain the concepts of half-life, closure temperature, and isotope systematics.+ Show more

Learning Objectives

• Understand the stages involved in scientific inquiry, from observation to conclusion.
• Identify the roles of hypothesis formulation, variable control, and operational definitions.
• Differentiate between qualitative and quantitative research approaches.+ Show more

Learning Objectives

• Understand the processes of mitotic and meiotic cell division and their roles in heredity.
• Identify key phases of the cell cycle and mechanisms maintaining genomic integrity.
• Explain chromosomal aberrations such as nondisjunction and their phenotypic consequences.+ Show more