Grade 12 Science Worksheets

Learning Objectives

• Identify different types of electromagnetic waves based on their properties
• Understand the spectrum of electromagnetic radiation
• Relate wavelength, frequency, and energy for various electromagnetic waves+ Show more

Learning Objectives

• Understand methods for integrating multiple lines of evidence in scientific research
• Learn how to interpret meta-analytic reasoning and model comparison metrics
• Analyze contrasting datasets from paleoclimate proxies and instrumental records+ Show more

Learning Objectives

• Understand how models are used to predict outcomes under constraints in engineering and design.
• Identify different types of models such as diagrams, scaling, and physics-based representations.
• Analyze how uncertainty and assumptions influence decision-making in modeling.+ Show more

Learning Objectives

• Explain how nuclear fusion in the Sun’s core converts mass into energy and powers solar output.
• Describe how changes in fusion rate over time can affect the Sun’s luminosity and inner solar system conditions.
• Connect energy production in stellar interiors to the formation of heavier elements and later generations of stars and planets.

Learning Objectives

• Understand the different types of atomic packing in solids
• Identify unit cell geometries and their significance
• Explore bonding types that produce various crystal structures+ Show more

Learning Objectives

• Understand the importance of graphical data representation
• Identify trends and patterns in data sets
• Learn model fitting and evaluate goodness-of-fit metrics+ Show more

Learning Objectives

• Understand the basic concepts of nuclear fission
• Identify how nuclear energy is released during fission
• Distinguish nuclear fission from chemical reactions+ Show more

Learning Objectives

• Describe how large-scale circulation cells (Hadley, Ferrel, and polar) redistribute heat and influence pressure patterns
• Explain how the Coriolis effect and thermal gradients shape jet streams and midlatitude storm tracks
• Use circulation and pressure-map reasoning to connect atmospheric dynamics with precipitation and seasonal/regional climate shifts

Learning Objectives

• Understand Le Chatelier’s principle and how it predicts the response of chemical equilibrium systems to external stresses.
• Explain how changes in concentration, pressure, and temperature shift equilibrium positions.
• Describe the effects of catalysts on equilibrium systems.+ Show more

Learning Objectives

• Identify factors that influence the amount of product formed in a reaction.
• Explain how particle behavior affects reaction rates and yields.
• Predict how changing reaction conditions impacts yield based on chemical principles.

Learning Objectives

• Understand Mendelian inheritance ratios and dominance hierarchies.
• Describe phenomena like incomplete dominance, codominance, and polygenic inheritance.
• Interpret pedigree analysis, linkage mapping, and recombination frequency data.+ Show more

Learning Objectives

• Analyze how energy transfers through radiative balance, conduction, convection, and latent heat within Earth systems.
• Use conservation of energy to build and interpret simple energy budgets and relate them to weather, ocean currents, and geothermal anomalies.
• Connect microscale processes (e.g., heat fluxes at the surface) to macroscale patterns (e.g., sea surface temperature gradients and tectonic heat flow).

Learning Objectives

• Explain how radiometric dating uses radioactive decay and half-lives to estimate the absolute age of rocks and minerals.
• Compare major isotope systems (U–Pb, K–Ar, and C–14) and identify what kinds of materials and events each is best suited for.
• Describe the role of closure temperature, isotope systematics, and analytical uncertainties in interpreting radiometric dates.

Learning Objectives

• Understand the mechanisms of gene flow and genetic drift in populations.
• Explain how migration, interbreeding, and chance influence genetic variation.
• Analyze the interactions between gene flow, drift, and natural selection in evolution.+ Show more

Learning Objectives

• Explain how effective nuclear charge influences atomic radius, ionization energy, and electronegativity across a period and down a group.
• Predict trends in metallic character and reactivity using periodic positions and electronic structure ideas.
• Interpret tabular and graphical information to infer likely chemical behavior of elements.

Learning Objectives

• Understand the basic concepts of planetary orbits
• Identify key factors influencing orbital speed and distance
• Explain how gravity governs orbital paths at different scales+ Show more

Learning Objectives

• Understand the different types of chemical bonds: ionic, covalent, and metallic.
• Identify the characteristics and properties associated with each bond type.
• Compare bond energies, electron sharing, and their effects on material properties.+ Show more

Learning Objectives

• Differentiate endothermic and exothermic chemical processes using energy changes and temperature observations
• Explain how bond energies and energy profiles support the idea of conservation of energy in chemical reactions
• Interpret particle-level and system-level energy exchange during endothermic reactions

Learning Objectives

• Construct and interpret integrated models that connect molecular, cellular, genetic, and ecological processes
• Use coupled differential equations and network ideas to reason about information and energy flow across scales
• Evaluate how model assumptions and parameter choices change predictions through quantitative comparisons

Learning Objectives

• Identify key promoter elements involved in gene regulation.
• Describe the role of transcription factors in gene expression.
• Explain how promoter architecture influences transcription initiation.+ Show more

Learning Objectives

• Recognize and calculate torque in rotational systems
• Understand the concept of moment of inertia and its relation to mass distribution
• Explain angular momentum and how it is conserved+ Show more

Learning Objectives

• Explain the major processes of geologic evolution including plate motion, internal heat, and erosion.
• Identify different types of plate boundaries and their associated geological activities.
• Describe how evidence like rock ages and magnetic patterns support plate tectonics models.+ Show more

Learning Objectives

• Explain how atmospheric composition, pressure gradients, and thermal structure drive large-scale circulation patterns.
• Use the Coriolis force and cell/jet/frontal concepts (Hadley and Ferrel cells, jet streams, fronts) to interpret weather regimes.
• Connect atmospheric stability, lapse rates, and radiative heating to short-term variability and longer-term climate patterns.

Learning Objectives

• Understand the role of regulatory and policy mechanisms in shaping scientific and technological development.
• Analyze different governance tools such as environmental impact assessments, standards development, and interagency coordination.
• Explore foresight methods like scenario analysis in anticipatory governance.+ Show more

Learning Objectives

• Explain how laminar and turbulent flow affect river and groundwater movement in Alberta contexts
• Apply continuity and Bernoulli ideas to predict how pressure, speed, and flow rate relate in real systems
• Use scaling and dimensional analysis reasoning to connect lab observations to field-scale fluid behavior+ Show more

Learning Objectives

• Understand the principles of wave interference, including constructive and destructive patterns.
• Analyze standing waves and resonance phenomena in various systems.
• Apply mathematical superposition principles to predict nodal and antinodal structures.+ Show more

Learning Objectives

• Identify independent, dependent, and confounding variables in experimental and observational studies.
• Apply strategies such as randomization and blinding to reduce bias and improve causal interpretation.
• Use control groups and replication to strengthen internal validity and evaluate limitations on external validity.

Learning Objectives

• Explain why engineered systems often improve one performance goal while worsening another, using the idea of trade-offs.
• Evaluate design alternatives using data, models, and explicit reasoning about cost, performance, and risk.
• Incorporate long-term operating and maintenance impacts (not just purchase price) into cost-benefit judgments.

Learning Objectives

• Explain how the four quantum numbers describe an electron’s position and spin in an atom
• Use the Aufbau principle, Pauli exclusion principle, and Hund’s rule to derive electron configurations and orbital diagrams
• Interpret photoelectron spectroscopy ideas to connect electronic structure with chemical reactivity+ Show more

Learning Objectives

• Differentiate kinetic, potential, and thermal energy and identify how each relates to motion and deformation.
• Explain how mechanical energy (KE + U) changes in the presence of non-conservative forces such as friction.
• Use energy conservation and the kinetic energy relationship KE = 1/2 mv^2 to connect concepts to calculations.+ Show more

Learning Objectives

• Distinguish exothermic and endothermic reactions using enthalpy signs
• Calculate reaction enthalpy using standard enthalpies of formation
• Apply Hess’s law to determine reaction enthalpy+ Show more

Learning Objectives

• Understand how mutation, natural selection, genetic drift, and gene flow influence allele frequencies over time.
• Explain how these mechanisms create adaptation and biological diversity in populations.
• Analyze examples of evolutionary forces in real-world contexts, such as Alberta's ecosystems and agriculture.+ Show more

Learning Objectives

• Explain the principles of electromagnetic induction, including Faraday's and Lenz's laws.
• Analyze the effects of changing magnetic flux on induced emf and current.
• Describe practical applications of electromagnetic induction in transformers and generators.+ Show more

Learning Objectives

• Understand the concept of chemical equilibrium and how it characterizes reversible reactions.
• Apply Le Châtelier’s principle to predict how changes in concentration, pressure, and temperature affect equilibrium positions.
• Use equilibrium constants to quantitatively analyze chemical reactions and optimize yields.+ Show more

Learning Objectives

• Identify key factors that influence climate variability and change.
• Explain the concepts of radiative forcing and feedback loops in climate science.
• Analyze the roles of greenhouse gases, volcanic aerosols, solar irradiance, and land-surface changes.+ Show more

Learning Objectives

• Understand the components of risk assessment and governance in socio-environmental decisions.
• Identify the processes involved in hazard identification, exposure assessment, and consequence evaluation.
• Analyze the role of multi-stakeholder trade-offs and legal instruments in risk governance.+ Show more

Learning Objectives

• Understand the principles of electromagnetic induction, including Faraday’s law and Lenz’s law.
• Analyze how changing magnetic flux induces emf in various practical applications.
• Explore the relationship between magnetic field variation, flux linkage, and induced currents.+ Show more

Learning Objectives

• Understand the concept of natural selection and how it affects populations
• Identify different patterns of selection such as directional, stabilizing, and disruptive
• Recognize examples of natural selection in real-world scenarios like antibiotic resistance

Learning Objectives

• Explain how energy moves through trophic levels in an ecosystem.
• Differentiate producers, consumers, and decomposers in terms of energy flow and nutrient cycling.
• Interpret how energy transfer efficiency affects productivity across trophic positions.+ Show more

Learning Objectives

• Understand the components of evidence-based arguments, including claims, warrants, and backing.
• Analyze case studies to evaluate relevance, sufficiency, and alternative hypotheses.
• Learn how to integrate theoretical models and empirical data into coherent arguments.+ Show more

Learning Objectives

• Describe the different types of intermolecular forces: dispersion, dipole–dipole, and hydrogen bonding.
• Explain how intermolecular forces influence macroscopic properties like boiling point, vapor pressure, viscosity, and solubility.
• Analyze the relationship between molecular size, shape, polarity, and the strength of intermolecular forces.+ Show more

Learning Objectives

• Understand the concepts of hypothesis testing, p-values, and confidence intervals.
• Interpret effect sizes, statistical power, and the assumptions of parametric and nonparametric tests.
• Apply and interpret t-tests, chi-square tests, and regression diagnostics.+ Show more

Learning Objectives

• Explain how albedo affects Earth’s energy balance by reflecting different fractions of incoming solar radiation.
• Describe how changes in ice and snow cover can produce feedbacks that either amplify or reduce warming trends.
• Analyze the role of clouds in controlling energy distribution between reflection, absorption, and surface warming.

Learning Objectives

• Understand the concept of phylogenetic trees and their role in evolutionary biology.
• Identify methods used to construct and analyze phylogenetic trees, including morphological and molecular data.
• Explain how molecular clocks estimate divergence times among species.+ Show more

Learning Objectives

• Explain laminar vs. turbulent flow and how it affects mixing and momentum transfer in natural systems
• Apply continuity and Bernoulli’s relationships to predict how pressure and velocity change in fluids
• Use dimensional analysis and scaling ideas (e.g., Reynolds number) to connect lab observations to field conditions

Learning Objectives

• Understand the process of nuclear fission and how it releases energy.
• Identify key components involved in nuclear chain reactions.
• Describe safety measures relevant to nuclear fuel handling and reactor operation.+ Show more

Learning Objectives

• Understand the basic concept of natural selection.
• Identify how heritable traits influence survival and reproduction.
• Recognize examples of adaptation driven by natural selection.+ Show more

Learning Objectives

• Explain how phylogenetic trees use shared derived characters to infer evolutionary relationships.
• Distinguish homologous traits from analogous similarities caused by convergent evolution.
• Describe how molecular clock models estimate divergence times and how reliability is assessed statistically.