Grade 12 Science Worksheets

Learning Objectives

• Describe the evolution of atomic models from Dalton to quantum mechanics.
• Explain how subatomic particles influence atomic mass and behavior.
• Discuss real-world applications of isotopes in geological dating and resource management.+ Show more

Learning Objectives

• Understand the fundamental components and forces driving large-scale atmospheric circulation.
• Explain the roles of the Coriolis force, pressure gradients, and thermal structure in weather systems.
• Describe the formation and function of Hadley and Ferrel cells, jet streams, and frontal systems.+ Show more

Learning Objectives

• Understand the key factors influencing population growth and decline.
• Differentiate between exponential and logistic growth models.
• Analyze real-world examples of population changes in Alberta.+ Show more

Learning Objectives

• Identify the key components of galvanic and electrolytic cells
• Explain how redox reactions facilitate electrical energy transfer
• Differentiate between spontaneous and nonspontaneous electrochemical reactions+ Show more

Learning Objectives

• Explain how Lorentz forces enable torque in electric motors.
• Describe how magnetic field gradients are used in imaging techniques like magnetic resonance.
• Summarize the principles of magnetic storage, induction sensing, and the Hall effect.+ Show more

Learning Objectives

• Explain how gene expression involves transcription and translation to produce functional proteins.
• Describe how promoters, enhancers, and transcription factors regulate when and where genes are expressed.
• Analyze how epigenetic modifications and regulatory networks affect tissue specificity and timing of expression.+ Show more

Learning Objectives

• Explain how gravity produces Keplerian orbits and how orbital parameters (semimajor axis, eccentricity, inclination) shape motion
• Use conservation of energy and angular momentum to interpret escape velocity and changes in orbital energy
• Describe how perturbations, tides, and resonances alter orbital trajectories and long-term evolution

Learning Objectives

• Compare ionic, covalent, and metallic bonding based on particle interactions and electron behavior
• Use bond type concepts to predict properties such as melting point, conductivity, and solubility
• Explain how electron sharing or electron transfer relates to macroscopic behavior of materials

Learning Objectives

• Understand the principles of VSEPR theory and how electron-pair repulsion determines molecular shape.
• Apply hybridization concepts to predict molecular geometry and bond angles.
• Analyze how molecular geometry influences physical properties, polarity, and reactivity.+ Show more

Learning Objectives

• Understand the process of dissolution and its impact on contaminant transport.
• Identify how dissolution influences contaminant mobility in soil and water systems.
• Analyze case studies involving chemical dissolution in environmental scenarios.+ Show more

Learning Objectives

• Explain how models help predict outcomes when constraints limit geometry, materials, power, or time
• Use simplified relationships to reason about how changes in inputs affect outputs in scientific/engineering systems
• Evaluate uncertainty and assumptions when interpreting model predictions for reliability and design tolerances+ Show more

Learning Objectives

• Understand the concept of isotopes and nuclear decay.
• Identify different radiometric dating methods and their applications.
• Explain key concepts such as half-life, closure temperature, and isotope systematics.+ Show more

Learning Objectives

• Understand the basic principles of molecular geometry and VSEPR theory
• Identify different types of molecular shapes based on electron pairs
• Recognize how lone pairs influence molecular shape and bond angles+ Show more

Learning Objectives

• Explain how transcription and translation convert genetic information into proteins.
• Describe how gene expression can be regulated at multiple levels (transcriptional and post-transcriptional).
• Analyze how timing and cellular context can produce different phenotypes from the same genome.+ Show more

Learning Objectives

• Explain the origin of atomic spectra and their significance in spectral analysis.
• Identify factors that influence line broadening and energy quantization in atomic spectra.
• Describe the application of spectroscopic techniques in environmental monitoring, geological analysis, and resource assessment.+ Show more

Learning Objectives

• Understand how to calculate reaction enthalpies using standard enthalpies of formation and combustion.
• Apply Hess's law by combining enthalpy terms algebraically to determine net reaction enthalpies.
• Estimate enthalpy changes using bond enthalpies and compare reaction pathways in inorganic and organic processes.+ Show more

Learning Objectives

• Define chemical equilibrium and describe the conditions under which it occurs.
• Identify reversible reactions and explain their significance in equilibrium.
• Understand how the equilibrium constant relates concentrations of reactants and products.+ Show more

Learning Objectives

• Use scientific conventions to improve clarity, precision, and reproducibility in lab reports and data presentations.
• Apply rules for significant figures, units, and consistent terminology when communicating quantitative results.
• Construct and interpret organized tables/graphs and describe methods in a way that enables others to replicate investigations.+ Show more

Learning Objectives

• Understand the spectrum of electromagnetic waves and their properties.
• Relate frequency, wavelength, and energy through quantitative dispersion relations.
• Explore regional exemplars of electromagnetic wave applications in communication.+ Show more

Learning Objectives

• Understand the basic concepts of climate models
• Identify different types of climate modeling approaches
• Recognize components essential for climate simulation+ Show more

Learning Objectives

• Understand the fundamental principles of energy and momentum conservation in isolated systems.
• Apply algebraic conservation equations to analyze elastic, inelastic, and perfectly inelastic collisions.
• Differentiate between types of collisions and energy transfer scenarios using conservation laws.+ Show more

Learning Objectives

• Define iterative design and explain its importance in engineering.
• Identify the different stages in an iterative design cycle.
• Apply the concept of iterative design to real-world engineering problems.+ Show more

Learning Objectives

• Understand the principles of radiometric dating and isotope decay.
• Describe methods such as uranium–lead, potassium–argon, and carbon-14 dating.
• Explain terms like closure temperature, isotope systematics, and analytical uncertainties.+ Show more

Learning Objectives

• Understand the principle of conservation of linear momentum in isolated systems.
• Define momentum as the product of mass and velocity.
• Explain impulse as the cause of momentum change.+ Show more

Learning Objectives

• Understand the principles of network design, indicator selection, and data management in environmental monitoring.
• Analyze how sampling criteria and sensor placement support long-term environmental trend detection.
• Evaluate how spatial heterogeneity and anthropogenic sources influence data interpretation for policy-making.+ Show more

Learning Objectives

• Explain how collision frequency and energy barriers determine chemical reaction rates.
• Predict how concentration, temperature, and surface area affect the rate of reaction using the particle-collision model.
• Connect microscopic collision statistics to macroscopic product formation rates.

Learning Objectives

• Compare surface features and processes of terrestrial and icy planetary bodies.
• Analyze the internal structures and geologic histories of planets beyond Earth.
• Evaluate the evidence from remote sensing, sample analysis, and in situ measurements.+ Show more

Learning Objectives

• Explain the processes involved in the rock cycle, including melting, crystallization, weathering, erosion, and deposition.
• Identify types of rocks and the processes that transform one type into another.
• Describe the Earth's surface and interior processes driving landscape evolution over geological time.+ Show more

Learning Objectives

• Describe how electromagnetic waves propagate using Maxwell’s concepts and the idea of changing electric and magnetic fields.
• Relate frequency, wavelength, and energy in the electromagnetic spectrum using quantitative relationships.
• Use wave ideas to interpret practical communication effects such as intensity changes and attenuation.

Learning Objectives

• Understand the basic concept of radioactive decay and isotopes
• Identify different radiometric dating methods and their applications
• Explain the significance of half-lives and decay rates in age determination+ Show more

Learning Objectives

• Explain how stratigraphy, radiometric ages, paleomagnetism, structural relationships, and fossils can be combined to reconstruct past tectonic events
• Interpret how multiple lines of evidence constrain the timing and sequence of deformation, magmatism, and sedimentation
• Use integrated reconstruction ideas to describe paleoenvironments and infer plate motions

Learning Objectives

• Understand the key concepts and mechanisms of natural selection.
• Identify patterns and examples of natural selection in the real world.
• Analyze how environmental pressures influence genetic variation.+ Show more

Learning Objectives

• Understand the different mechanisms that influence allele frequencies in populations.
• Describe how genetic drift, gene flow, and natural selection contribute to evolution.
• Analyze the effects of small population size on genetic variation.+ Show more

Learning Objectives

• Explain the processes involved in mountain building (orogeny) and their geological signatures.
• Identify the types of tectonic interactions that result in different mountain ranges and landforms.
• Describe the geological features preserved in mountain ranges that record deformation history.+ Show more

Learning Objectives

• Identify and define key wave parameters such as wavelength, frequency, amplitude, period, and propagation speed.
• Distinguish between transverse and longitudinal waves with examples.
• Explain the concepts of superposition, interference, and dispersion in wave phenomena.+ Show more

Learning Objectives

• Understand the nature of fields as spatial distributions exerting forces.
• Describe the characteristics of gravitational and electric fields as vector fields.
• Explain field lines, superposition, and the relationship between field strength and potential energy.+ Show more

Learning Objectives

• Explain how resource assessment combines geological data to estimate mineral and energy deposits.
• Differentiate measured reserves from inferred resources and describe why confidence levels differ.
• Evaluate how extraction choices and environmental factors affect the economic viability of a deposit.

Learning Objectives

• Understand vector representation of displacement, velocity, and acceleration in one and two dimensions.
• Apply component analysis to model projectile motion and interpret motion parameters.
• Decompose vectors and analyze relative motion in regional agricultural contexts.+ Show more

Learning Objectives

• Interpret environmental data using confidence intervals and uncertainty to support evidence-based conclusions
• Evaluate claims with hypothesis testing and explain the role of measurement error and model validation
• Use quantitative reasoning to justify decisions when data are incomplete or noisy

Learning Objectives

• Understand the concept of performance metrics in design optimization.
• Identify key performance criteria such as minimizing mass, maximizing energy output, and reducing drag.
• Analyze how constraints influence design decisions.+ Show more

Learning Objectives

• Understand how mutations generate genetic variation.
• Explain the role of gene flow in evolutionary change.
• Link molecular DNA changes to phenotypic and ecological outcomes.+ Show more

Learning Objectives

• Define and explain key concepts of circular motion, including centripetal acceleration, tangential speed, and radial forces.
• Identify real-world examples of uniform and non-uniform circular motion.
• Understand the relationship between angular velocity, period, and centripetal force.+ Show more

Learning Objectives

• Understand the fundamental principles of electrochemical cells and their components.
• Differentiate between galvanic and electrolytic cells and their functions.
• Calculate cell potentials using standard reduction potentials and understand electrode conventions.+ Show more

Learning Objectives

• Explain how PCR amplifies specific DNA fragments and why cycle temperatures matter.
• Describe how gel electrophoresis separates nucleic acids by size and how that supports interpretation.
• Compare roles of sequencing, plasmids/viral vectors, and CRISPR-Cas systems in biotechnology applications.

Learning Objectives

• Explain the spectrum of electromagnetic waves and their properties such as frequency, wavelength, and energy.
• Describe regional exemplars of electromagnetic wave applications, like radio broadcasting and microwave communication.
• Understand Maxwellian concepts linking changing fields to wave propagation, impedance, intensity, and attenuation.+ Show more

Learning Objectives

• Describe the formation processes and architecture of the Solar System within the context of planetary science.
• Explain the role of accretion, planetary differentiation, and protoplanetary disks in planetary formation.
• Analyze observational data from spectroscopy, orbital parameters, and sample analyses to understand planetary diversity.+ Show more

Learning Objectives

• Explain how concentration, temperature, surface area, and catalysts influence reaction rates.
• Interpret collision theory and activated complex concepts to assess reaction behaviour.
• Determine rate laws, reaction order, and activation energy relevant to industrial processes.+ Show more

Learning Objectives

• Understand the concept of seismic activity and earthquakes
• Identify different types of seismic patterns and earthquake zones
• Learn how seismic data reveals information about Earth's internal structures+ Show more