Grade 12 Science Worksheets

Learning Objectives

• Identify stages of risk assessment from hazard to consequence
• Explain how governance frameworks guide socio-environmental decisions
• Evaluate the role of risk communication in stakeholder trust+ Show more

Learning Objectives

• Explain how nuclear fission and fusion release energy using binding energy per nucleon and energetic mass changes.
• Describe the criteria for a sustained chain reaction and connect it to critical mass and neutron economy.
• Apply reactor physics ideas to practical energy generation, including isotope production and small modular reactor (SMR) concepts.

Learning Objectives

• Explain how meiosis maintains chromosome number while producing genetically diverse gametes
• Describe how crossing over and independent assortment generate allele combinations
• Analyze how genetic diversity from meiosis supports inheritance patterns and evolution

Learning Objectives

• Explain how empirical evidence, logical reasoning, and testable predictions support scientific claims.
• Differentiate between evidence-based explanations and opinions or unfalsifiable statements.
• Evaluate how new observations can refine or replace scientific explanations.

Learning Objectives

• Describe the main molecular techniques used in genomic analysis, including PCR, DNA sequencing, and CRISPR-Cas systems.
• Explain the mechanistic basis of amplification, readout technologies, and genome editing methods.
• Identify applications of genomic technologies in diagnostics, trait modification, and ethical considerations.+ Show more

Learning Objectives

• Understand the structure and function of DNA in heredity.
• Explain the processes of DNA replication, transcription, and translation.
• Identify mutation types and their effects on gene expression.+ Show more

Learning Objectives

• Explain how the Solar System’s architecture relates to early solar nebula conditions and planetary formation processes.
• Describe key formation mechanisms such as protoplanetary disk evolution, accretion, and planetary differentiation.
• Connect observational evidence (spectroscopy, orbital parameters, and sample analyses) to models of planetary composition and atmospheres.+ Show more

Learning Objectives

• Identify the components of DNA, including nucleotides and sugar-phosphate backbone
• Understand the double helix structure and antiparallel strands
• Recognize the base pairing rules between adenine, thymine, cytosine, and guanine+ Show more

Learning Objectives

• Assess how Alberta’s geography affects renewable resource availability for wind, solar, and bioenergy.
• Explain how intermittency can be managed using storage and system integration strategies.
• Compare renewable technologies using lifecycle metrics such as energy payback time and greenhouse-gas balance.+ Show more

Learning Objectives

• Understand the concept of photons and their quantized energy exchange.
• Explain the relation E = hf between photon energy and frequency.
• Describe the photoelectric effect and how it demonstrates particle-like behavior of light.+ Show more

Learning Objectives

• Explain how stratigraphy and relative dating are used to order geologic events in the rock record
• Identify how cross-cutting features and deformation (intrusions, faults, folds) affect the relative ages of rock units
• Describe how unconformities and fossil succession provide evidence of gaps and relative age constraints

Learning Objectives

• Understand the mechanisms of erosion driven by water, ice, wind, and gravity.
• Describe how erosion reshapes landscapes and transports sediments across Earth systems.
• Identify different erosion processes such as river incision, glacial plucking, and coastal erosion.+ Show more

Learning Objectives

• Understand how human activities affect biodiversity and ecosystems
• Identify various causes of habitat disturbance caused by humans
• Analyze the ecological consequences of land use change, pollution, and invasive species+ Show more

Learning Objectives

• Explain the process of light-driven energy capture and conversion in photosynthesis.
• Identify the roles of pigments, electron transport chains, and the Calvin cycle.
• Analyze energy budgets, quantum yield, and flux measurements in photosynthesis.+ Show more

Learning Objectives

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

Learning Objectives

• Identify and describe the three main large-scale atmospheric circulation cells: Hadley, Ferrel, and Polar cells.
• Understand the role of jet streams, planetary waves, and thermal gradients in climate patterns.
• Connect the concepts of pressure systems and Coriolis effects to weather phenomena and seasonal shifts.

Learning Objectives

• Explain how complex real-world engineering problems can be decomposed into smaller design subproblems while preserving system relationships.
• Identify how criteria and constraints at the top level guide choices for structure, control, materials, and logistics in an integrated solution.
• Apply decomposition reasoning to resilient infrastructure by linking load-bearing geometry, foundation stability, monitoring, and maintenance demands.

Learning Objectives

• Understand the application of Hardy–Weinberg equilibrium and selection coefficients in evolutionary change.
• Analyze the roles of mutation, genetic drift, and recombination in genetic variation.
• Interpret allele frequency trajectories and fitness landscapes to describe adaptive dynamics.+ Show more

Learning Objectives

• Identify the limiting reactant in a balanced chemical equation using stoichiometric ratios.
• Calculate theoretical yield and percent yield from reaction quantities and actual product mass.
• Explain how excess reactants and practical yield losses affect product formation in real chemical processes.

Learning Objectives

• Explain how solar nebula and protoplanetary disk processes can produce the Solar System’s overall architecture.
• Describe how accretion and planetary differentiation influence composition, structure, and likely atmospheric outcomes.
• Use observational constraints (spectroscopy, orbital parameters, and sample analyses) to connect models to present-day planetary diversity.+ Show more

Learning Objectives

• Explain the principles of electron configuration including Aufbau, Pauli exclusion, and Hund’s rules.
• Predict the valence electrons and chemical behavior of elements based on their electron configuration.
• Understand spectroscopic signatures and techniques used in industrial and research contexts to analyze electron arrangements.+ Show more

Learning Objectives

• Explain how waves interact with matter through absorption, reflection, refraction, and transmission.
• Describe the energy transfer processes during wave-matter interactions.
• Analyze how material properties influence wave behavior at different frequencies.+ Show more

Learning Objectives

• Understand the principles of stratigraphy and its role in reconstructing Earth's history.
• Identify various methods used in integrated geological reconstruction, including radiometric dating and paleomagnetic analysis.
• Interpret layered rock records to infer past tectonic and environmental events.+ Show more

Learning Objectives

• Define key components of risk assessment including hazard identification, exposure assessment, and consequence evaluation.
• Analyze how different stakeholders interpret and respond to socio-environmental risks.
• Evaluate the importance of transparent communication and policy instruments in risk governance.

Learning Objectives

• Explain energy conservation for a closed system using energy accounting rather than only motion descriptions
• Identify how nonconservative forces (like friction and air resistance) change forms of energy without destroying total energy
• Apply E_total,i = E_total,f to analyze initial and final states in real-world scenarios

Learning Objectives

• Explain the concept of gravitational fields as long-range forces producing central accelerations.
• Define gravitational potential and potential energy in two-body systems.
• Describe how gravitational field strength varies with distance from mass sources.+ Show more

Learning Objectives

• Classify chemical reactions into synthesis, decomposition, single displacement, double displacement, combustion, redox, and acid–base categories.
• Predict products and balance equations by applying typical reaction patterns and conservation of atoms.
• Connect reaction types to real-world contexts, including combustion emissions and acid–base neutralization in mining.+ Show more

Learning Objectives

• Understand the concept of genetic diversity in populations
• Identify key genetic metrics used in conservation biology
• Explain the significance of heterozygosity and gene flow+ Show more

Learning Objectives

• Explain how mechanical and thermal energy transform in real physical systems using observable evidence.
• Predict how changes in speed, height, and temperature indicate energy transfer and transformation.
• Apply conservation of energy reasoning to describe likely outcomes in energy transformation scenarios.

Learning Objectives

• Explain how multicellular organisms use hierarchical levels of organization (cells → tissues → organs → organ systems) to perform specialized functions.
• Describe how signals at one level (chemical and physical) coordinate responses across multiple levels.
• Analyze how disruptions at any level can lead to system-level instability, impaired growth, or disease.

Learning Objectives

• Explain how balanced chemical equations demonstrate conservation of mass and atoms.
• Interpret coefficients as representing relative particle amounts and connect them to moles conceptually.
• Determine whether an equation is balanced by counting atoms and identifying mismatches.+ Show more

Learning Objectives

• Identify the main types of rocks: igneous, sedimentary, and metamorphic.
• Understand the basic processes involved in the rock cycle.
• Recognize how surface and subsurface processes transform rocks over time.+ Show more

Learning Objectives

• Explain Newton’s third law of motion
• Identify pairs of forces during interactions
• Describe how forces act in pairs on different objects+ Show more

Learning Objectives

• Describe the process of solar system formation including the role of protoplanetary disks.
• Explain planetary differentiation and the reasons for diversity in planetary atmospheres.
• Relate observational data from spectroscopy and orbital parameters to models of planetary origins.+ Show more

Learning Objectives

• Explain bond breaking and bond forming during chemical reactions
• Describe particle energy changes during reaction progress
• Describe particle arrangement changes during reactions+ Show more

Learning Objectives

• Understand the basic concepts of the photoelectric effect
• Identify the relationship between photon energy, work function, and kinetic energy of emitted electrons
• Analyze experimental parameters such as threshold frequency and stopping potential+ Show more

Learning Objectives

• Explain how habitat change affects population dynamics.
• Evaluate how invasive species alter community structure.
• Describe trophic relationships and energy transfer efficiency.+ Show more

Learning Objectives

• Calculate reaction enthalpy using standard enthalpies of formation and combustion data
• Apply Hess's law by combining enthalpy terms algebraically for multi-step reactions
• Use bond enthalpies to estimate reaction energy changes and compare energetic trends

Learning Objectives

• Define the mole concept and explain how moles relate to particles in samples.
• Calculate molar mass and use it to convert between grams and moles.
• Use coefficients from a balanced equation to predict reactant limits and product amounts.+ Show more

Learning Objectives

• Explain how photon energy, work function, and emitted electron kinetic energy are related in the photoelectric effect.
• Use experimental ideas such as threshold frequency and stopping potential to determine physical quantities.
• Interpret how photon flux affects emission rate while photon energy affects electron ejection.+ Show more

Learning Objectives

• Formulate scientific claims grounded in evidence from observations, measurements, and data.
• Use warrants and qualifiers to explain how evidence supports a claim and to limit overgeneralization.
• Evaluate competing hypotheses by judging evidence strength and logical consistency.+ Show more

Learning Objectives

• Explain the principles and procedures for assigning electron configurations to atoms.
• Describe the orbital filling order and Hund's rule, including common exceptions in transition elements.
• Connect quantum numbers to orbital occupancy and periodic trends in valence electrons.+ Show more

Learning Objectives

• Differentiate laminar and turbulent flow using observable behavior
• Explain how cross-sectional area affects fluid speed
• Apply Bernoulli relationships to practical flow situations+ Show more

Learning Objectives

• Predict molecular shapes using VSEPR electron-pair repulsion principles
• Determine bond angles from predicted molecular geometries
• Connect hybridization to common molecular geometries+ Show more

Learning Objectives

• Explain how greenhouse gases affect Earth’s outgoing heat
• Compare natural and human climate drivers
• Identify how driver timescales influence climate trends+ Show more

Learning Objectives

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

Learning Objectives

• Understand key principles of scientific study design, including variable management and sampling strategy.
• Recognize appropriate instrumentation and statistical treatments for environmental monitoring.
• Evaluate criteria for methodological robustness, reproducibility, and ethical data handling in research.+ Show more

Learning Objectives

• Understand how to identify claims and evidence in scientific arguments
• Learn to evaluate whether data supports conclusions
• Recognize the importance of acknowledging uncertainty and controls+ Show more