Grade 12 Science Worksheets

Learning Objectives

• Use molarity and dilution relationships to calculate concentrations and moles in reaction problems.
• Apply stoichiometry, limiting reagent analysis, and gas laws to predict reaction extent and yields.
• Connect dimensional analysis to mole-based calculations across multistep reaction contexts.

Learning Objectives

• Describe the main stages of the rock cycle and how igneous, sedimentary, and metamorphic rocks are connected.
• Explain how weathering, erosion, transport, deposition, and burial transform rock material over geologic time.
• Use rock-cycle processes to interpret how environments change the features found in rocks.

Learning Objectives

• Use Newton’s Second Law to relate net force, acceleration, and mass
• Determine the direction and magnitude of acceleration from multiple forces using vector sums
• Apply Newton’s Second Law to solve motion problems involving changing velocity

Learning Objectives

• Explain the concept of energy stored in electric and magnetic fields.
• Define energy density for electrostatic and magnetic fields.
• Describe how capacitors and inductors store and release energy.+ Show more

Learning Objectives

• Understand the concept and components of biogeochemical cycles.
• Identify the major elements involved in cycles such as carbon, nitrogen, and phosphorus.
• Describe how natural processes and human activities influence these cycles.+ Show more

Learning Objectives

• Understand core principles of scientific ethics including research integrity and data stewardship.
• Identify responsible conduct through case studies such as data fabrication and authorship disputes.
• Explain mechanisms like peer review, institutional review, and conflict of interest management.+ Show more

Learning Objectives

• Understand the principle of energy conservation in closed systems.
• Explain how heat transfer and work contribute to energy flow.
• Track energy changes before and after interactions using quantitative methods.+ Show more

Learning Objectives

• Understand how various types of mutations alter DNA sequences and their effects on gene function.
• Identify mechanisms that lead to mutations and their consequences in genetics and biotechnology.
• Evaluate the impact of mutational outcomes on crop traits, livestock, and pathogen diversity.+ Show more

Learning Objectives

• Explain how radioactive decay and half-life enable absolute geologic dating
• Interpret how parent-to-daughter ratios and remaining fraction relate to time since formation
• Apply radioactive decay dating concepts to construct geological timelines+ Show more

Learning Objectives

• Understand how adaptations improve survival and reproduction in specific environments
• Recognize examples of tradeoffs associated with adaptive traits
• Explain how environmental conditions influence the utility of certain traits+ Show more

Learning Objectives

• Explain how greenhouse gases affect Earth’s energy budget by interacting with visible and infrared radiation
• Describe radiative forcing and why changes in greenhouse gas concentrations lead to temperature shifts
• Analyze how feedbacks can amplify or dampen climate change

Learning Objectives

• Understand the principles behind recombinant DNA techniques including vector assembly, restriction enzymes, and ligases.
• Identify various applications of recombinant DNA methods in agriculture and diagnostics.
• Explain ethical and regulatory considerations associated with applied biotechnology.+ Show more

Learning Objectives

• Explain how productivity and decomposition control ecosystem energy flow
• Describe carbon, nitrogen, and phosphorus movement through ecosystems
• Interpret how disturbances affect nutrient availability and productivity+ Show more

Learning Objectives

• Explain how erosion transports and sorts sediments by size and density
• Identify landforms formed by erosion and sediment deposition
• Interpret sedimentary layers as evidence of surface change+ Show more

Learning Objectives

• Apply conservation of momentum to predict collision outcomes
• Calculate kinetic energy changes in elastic and inelastic collisions
• Differentiate elastic, inelastic, and perfectly inelastic interactions+ Show more

Learning Objectives

• Explain electron configurations using Aufbau, Pauli, and Hund principles
• Predict ionic charges from valence electron patterns
• Compare chemical reactivity trends across periods and groups+ Show more

Learning Objectives

• Understand the concept of intermolecular forces and their significance in chemistry.
• Identify the different types of intermolecular forces: dispersion, dipole–dipole, and hydrogen bonding.
• Relate the strength of intermolecular forces to physical properties such as boiling point, vapor pressure, viscosity, and solubility.+ Show more

Learning Objectives

• Interpret scatter plots, histograms, residual plots, and log–log axes to identify patterns and trends.
• Choose appropriate scales and transformations to linearize relationships and support model selection.
• Evaluate the quality of a fit qualitatively and quantitatively, including the role of residuals and uncertainty.

Learning Objectives

• Explain how electron structure (valence electrons, shielding, and energy levels) drives periodic trends across periods and down groups.
• Predict and justify changes in atomic radius, ionization energy, and electronegativity using periodic table patterns.
• Connect periodic trends to likely ionic charge formation for representative elements.

Learning Objectives

• Understand methods for integrating multiple lines of scientific evidence.
• Analyze how meta-analytic reasoning and model comparison metrics are applied.
• Evaluate how conflicting datasets can be reconciled in hypothesis testing.+ Show more

Learning Objectives

• Understand the principles of laminar and turbulent flow in natural and engineered systems.
• Apply the continuity and Bernoulli equations to analyze fluid behavior in rivers and atmospheric patterns.
• Relate scaling arguments and dimensional analysis to real-world fluid flow processes and flood risk assessment.

Learning Objectives

• Identify the components of a food chain
• Understand energy transfer between trophic levels
• Explain the role of keystone species in ecosystems+ Show more

Learning Objectives

• Explain how energy is transformed and conserved as it moves through real systems such as power generation and buildings.
• Use energy-flow ideas to calculate and interpret efficiency and energy losses.
• Describe how energy accounting connects to environmental impacts and technology trade-offs in Alberta’s energy system.

Learning Objectives

• Explain how activation energy relates to the energy profile of a reaction.
• Describe how catalysts change reaction pathways by lowering activation energy while keeping reactants and products energy differences unchanged.
• Use energy diagrams to predict the effect of catalysts on collision success and reaction rate.

Learning Objectives

• Distinguish dispersion forces, dipole–dipole interactions, and hydrogen bonding as different intermolecular mechanisms.
• Explain how intermolecular strength influences macroscopic properties such as boiling point, vapor pressure, viscosity, and solubility.
• Predict relative intermolecular forces using molecular size, shape, and polarity.

Learning Objectives

• Describe the development of atomic models from historical to modern representations.
• Explain the evidence supporting quantized energy levels and nuclear structure.
• Identify the roles of quantum numbers and orbital shapes in atomic behavior.+ Show more

Learning Objectives

• Explain how reduced gene flow can lead to speciation over long timescales.
• Describe how environmental change can shift allele frequencies in separated populations.
• Identify barriers that reinforce divergence and reduce interbreeding.+ Show more

Learning Objectives

• Explain interactions among nutrient cycling and physical transport
• Describe how chemical speciation affects environmental outcomes
• Interpret evidence from biological, chemical, and physical processes+ Show more

Learning Objectives

• Explain how lithospheric plate interactions at divergent, convergent, and transform boundaries produce earthquakes, volcanism, and major mountain building (orogeny).
• Connect evidence from radiometric dating, stratigraphic correlation, and seismic tomography to reconstruct geologic history and rates of crustal change.
• Describe how mantle convection and isostasy influence plate motion and surface geology.

Learning Objectives

• Identify the claim, evidence, and reasoning in scientific arguments and explain how they connect.
• Evaluate whether conclusions are supported by data patterns, considering uncertainty and missing links.
• Assess whether experimental controls justify an interpretation and compare competing explanations using the same evidence standard.

Learning Objectives

• Understand what scientific models are and their purpose
• Identify different types of scientific models used in various fields
• Explain how models help scientists make predictions and explanations+ Show more

Learning Objectives

• Describe the major components of Earth's systems and their interactions.
• Explain energy and mass fluxes across atmosphere, hydrosphere, biosphere, and geosphere.
• Use conceptual models to analyze steady-state and transient responses in Earth systems.+ Show more

Learning Objectives

• Explain how mutation, natural selection, genetic drift, and gene flow change allele frequencies over time
• Use population-genetics concepts to predict how evolutionary pressures can produce adaptation and diversity
• Analyze the role of population size and environment in shaping phenotypic outcomes

Learning Objectives

• Explain how photosynthesis converts light energy into chemical energy stored in glucose and other carbohydrates.
• Describe cellular respiration as a stepwise process that releases usable energy from glucose and transfers it to ATP.
• Compare the inputs, outputs, and overall purpose of photosynthesis and respiration in living systems.+ Show more

Learning Objectives

• Explain what enthalpy change (ΔH) represents and use sign conventions to classify reactions as exothermic or endothermic.
• Apply Hess’s law and standard enthalpies of formation conceptually to determine reaction enthalpies.
• Interpret thermochemical information to reason about energy requirements and heat released in industrial and environmental contexts.

Learning Objectives

• Explain the principles of simple harmonic motion using sinusoidal models.
• Identify the relationship between amplitude, period, and resonance in oscillatory systems.
• Describe the application of oscillatory systems, such as seismographs, in monitoring natural and induced seismic activity.+ Show more

Learning Objectives

• Construct scientific explanations that connect a clear claim to specific evidence and reasoning
• Use variables and controls to justify whether a causal interpretation is supported by the data
• Evaluate alternative explanations and determine how strongly evidence supports a claim

Learning Objectives

• Understand the processes involved in mountain building or orogeny.
• Identify different tectonic activities that contribute to mountain formation.
• Explain how rock formations record past tectonic events.+ Show more

Learning Objectives

• Explain how atomic structure drives periodic trends in atomic radius, ionization energy, electron affinity, and electronegativity.
• Use periodic trends to predict and justify changes in elemental properties across periods and down groups.
• Connect periodic trends to real-world applications such as corrosion resistance, catalysis, and nutrient availability.

Learning Objectives

• Explain how differential fitness can change allele frequencies across generations
• Identify evidence for natural selection using real-world examples (e.g., antibiotic resistance and finch beak variation)
• Evaluate how heritable variation and survival/reproduction differences connect to evolutionary change

Learning Objectives

• Understand the principle of energy conservation in isolated systems
• Differentiate between elastic, inelastic, and perfectly inelastic collisions
• Apply conservation equations to real-world physics problems+ Show more

Learning Objectives

• Explain how biotechnology uses molecular tools to manipulate genetic material and biological systems.
• Describe key biotechnological techniques such as recombinant DNA, PCR, DNA sequencing, and genome editing.
• Analyze real-world applications of biotechnology in medicine, agriculture, and industry.+ Show more

Learning Objectives

• Explain how mutations, recombination, and chromosomal changes create genetic variation in populations.
• Distinguish between single-gene (Mendelian) inheritance and polygenic inheritance with gene interactions.
• Interpret how molecular mechanisms (DNA replication errors and recombination rates) influence heritable variation and trait distributions.

Learning Objectives

• Explain how lithospheric plates move and how mantle convection and isostasy contribute to plate dynamics.
• Compare divergent, convergent, and transform boundaries and predict the types of surface geology they produce.
• Use evidence from radiometric dating, stratigraphic correlation, and seismic tomography to reconstruct Earth’s geologic history.

Learning Objectives

• Explain how nuclear charge, electron shielding, and subshell filling drive periodic trends
• Predict changes in atomic radius, ionization energy, and electronegativity across periods and down groups
• Use periodic trends to infer relative ionic sizes and likely bonding tendencies

Learning Objectives

• Analyze interactions between geologic resources, extraction processes, and societal demands.
• Describe ore deposit models, aquifer properties, and basin maturation.
• Evaluate trade-offs among resource availability, environmental alteration, and technological adaptation.+ Show more

Learning Objectives

• Distinguish evidence-based scientific claims from opinions that lack empirical support
• Identify how reliable claims connect evidence, mechanisms, and testable predictions
• Explain why scientific explanations can change when new data conflict with older models+ Show more

Learning Objectives

• Explain how earthquake spatial distribution and focal depth patterns reflect tectonic settings.
• Describe how focal mechanisms and moment-tensor ideas relate to crustal stress and fault motion.
• Interpret how seismic tomography can reveal subsurface structures and heterogeneity.