Grade 12 Science Worksheets

Learning Objectives

• Identify different types of evidence supporting the mechanisms of evolution.
• Explain how fossil records and molecular data contribute to understanding evolutionary history.
• Analyze patterns of homology, transitional forms, and molecular phylogenetics in evolution.+ Show more

Learning Objectives

• Explain the main steps of risk assessment (hazard identification, exposure assessment, and consequence evaluation) in socio-environmental decisions.
• Describe how governance frameworks in Alberta use laws, policies, and stakeholder processes to manage risk.
• Evaluate how transparent risk communication and evidence synthesis help support community trust and decision-making.

Learning Objectives

• Explain the concept of chemical equilibrium as a dynamic balance between forward and reverse reactions.
• Define and interpret the equilibrium constant (K) as a quantitative measure of reaction position.
• Relate concentration- and pressure-based expressions to reaction directionality and predict system responses to perturbations.+ Show more

Learning Objectives

• Explain how electromagnetic signals transfer energy through coupled electric and magnetic fields.
• Use frequency and wavelength relationships to predict signal behavior (reflection and refraction) at boundaries.
• Describe how attenuation and dispersion affect the strength and spread of transmitted signals over distance.+ Show more

Learning Objectives

• Explain how balancing a chemical equation enforces conservation of atoms.
• Interpret coefficients as relative amounts and connect them to mole ratios.
• Use balanced equations to support quantitative reasoning about reactants and products.

Learning Objectives

• Explain molecular orbital theory and how it extends valence bond descriptions.
• Interpret energy-level diagrams for diatomic molecules and extended systems.
• Differentiate between localized and delocalized bonding models.+ Show more

Learning Objectives

• Understand the purpose and types of conceptual and quantitative models
• Identify the applications of different modeling approaches
• Compare deterministic and stochastic modeling frameworks+ Show more

Learning Objectives

• Describe the components of the atomic model, including protons, neutrons, and electrons.
• Explain electron configurations and their impact on element properties.
• Understand the shapes of orbitals, subshell filling order, and effective nuclear charge.+ Show more

Learning Objectives

• Apply Newton’s three laws to describe relationships between forces and motion in real systems.
• Calculate net force and use it to predict acceleration for motion with friction and drag.
• Interpret and use free-body diagrams to model terrestrial and wind-driven forces.

Learning Objectives

• Understand the concept of hypotheses and significance levels.
• Interpret p-values and their role in hypothesis testing.
• Differentiate between types of statistical tests such as t-tests and chi-square tests.+ Show more

Learning Objectives

• Understand the key mechanisms of weathering, erosion, transport, and deposition in shaping landscapes.
• Analyze the relationships between climate, vegetation, tectonics, and surface process rates.
• Evaluate feedbacks between surface processes and uplift, as well as landscape stability thresholds.+ Show more

Learning Objectives

• Understand the processes involved in erosion, including detachment, transport, and deposition of sediments.
• Identify the main agents of erosion such as water, ice, wind, and gravity.
• Analyze how erosion shapes landscapes and impacts ecosystems over time.+ Show more

Learning Objectives

• Understand how to interpret data from environmental and health statistics using statistical concepts.
• Apply confidence intervals, hypothesis testing, and error analysis to real-world environmental data.
• Evaluate models and measurement limitations to make transparent, justified decisions based on data.

Learning Objectives

• Understand the concept of equilibrium constants (Kc and Kp) and their significance.
• Analyze how the reaction quotient Q predicts reaction direction towards equilibrium.
• Explain the effect of temperature on equilibrium constants through thermodynamic principles.+ Show more

Learning Objectives

• Understand the principles of gravitational dynamics and Keplerian motion governing orbital trajectories.
• Explore how orbital elements influence planetary seasons, tides, and long-term orbital evolution.
• Apply formulas for escape velocity, orbital energy, and analyze gravitational perturbations in systems.

Learning Objectives

• Identify and describe different types of plate boundaries including convergent, divergent, and transform boundaries.
• Understand how plate movements influence geological features and events such as earthquakes, mountain building, seafloor spreading, and volcanic activity.
• Explain the role of internal heat and mantle convection in supporting plate movements.+ Show more

Learning Objectives

• Differentiate the purposes of science and technology in solving real-world problems.
• Explain how scientific knowledge and evidence-based models contribute to technological design.
• Analyze trade-offs and constraints involved in creating technological systems.+ Show more

Learning Objectives

• Explain how Aufbau, Pauli exclusion, and Hund’s rules determine electron configurations in atoms.
• Predict valence electrons and relate electron configuration to periodic trends and chemical behavior.
• Use oxidation state logic and bonding tendencies derived from electron configuration to interpret reactivity and physical properties.+ Show more

Learning Objectives

• Explain how stratigraphy and relative dating order geologic events in a rock record.
• Identify how unconformities and cross-cutting relationships reveal gaps and sequences of events.
• Interpret fossil succession to infer relative ages and past environmental change.

Learning Objectives

• Identify and differentiate between independent, dependent, and confounding variables in experimental design.
• Understand strategies for controlling variables, including randomization, blinding, and replication.
• Interpret causal inferences within observational and controlled contexts using examples such as matched-pair designs and control groups.+ Show more

Learning Objectives

• Understand the basic principles of inheritance and how traits are passed from parents to offspring.
• Identify dominant and recessive alleles and how they influence phenotype.
• Interpret Punnett squares and predict genetic outcomes.+ Show more

Learning Objectives

• Understand the basic concepts of plate tectonics and the types of plate boundaries.
• Identify geological features associated with divergent, convergent, and transform boundaries.
• Interpret structural relationships and distribution of rocks to reconstruct past tectonic processes.+ Show more

Learning Objectives

• Understand the principles of effective oral scientific communication.
• Identify key components of a clear and concise presentation.
• Apply best practices in slide design and data interpretation.+ Show more

Learning Objectives

• Understand how stratigraphic correlation and index fossils establish relative timelines.
• Explain how isotope dating provides absolute ages of Earth's geological events.
• Analyze the interactions among Earth's spheres during major transitions like mass extinctions and glaciations.+ Show more

Learning Objectives

• Explain the key factors related to earthquake hazards.
• Analyze how geologic processes influence earthquake risks.
• Evaluate methods for reducing earthquake damage through planning and engineering.+ Show more

Learning Objectives

• Explain how cytoskeletal networks shape cell form and contribute to mechanical strength.
• Describe how membrane–ECM and intercellular junctions regulate transport and cell behavior.
• Connect filament dynamics and molecular motors to force generation, displacement, and intracellular trafficking.

Learning Objectives

• Understand Le Chatelier’s principle and how it predicts system responses to external stresses.
• Identify the effects of concentration, pressure, and temperature changes on chemical equilibrium.
• Explain how catalyst presence influences reaction rates without shifting equilibrium position.

Learning Objectives

• Describe the double helix structure of DNA and its nucleotide components.
• Explain how hydrogen bonds and phosphodiester backbones contribute to DNA stability.
• Identify examples of genetic material in local Alberta species and their significance.+ Show more

Learning Objectives

• Identify the claim, evidence, and reasoning in a scientific argument
• Evaluate whether data patterns logically support conclusions by checking for missing links
• Assess how uncertainty, controls, and counterarguments affect the strength of scientific conclusions

Learning Objectives

• Describe the roles of mitochondria, chloroplasts, endomembrane system, and peroxisomes in energy transformation, biosynthesis, and catabolism.
• Compare how organelle structures influence their functional efficiency and measurable outputs such as ATP production.
• Explain the spatial and temporal mechanisms of metabolite and signal transduction within intracellular compartments.+ Show more

Learning Objectives

• Understand the principle of enthalpy conservation in Hess cycles.
• Learn how thermochemical cycles help calculate reaction energetics indirectly.
• Visualize how enthalpy changes cancel and sum in reaction cycles.+ Show more

Learning Objectives

• Explain how elements (carbon, nitrogen, phosphorus) cycle through the lithosphere, hydrosphere, atmosphere, and biosphere.
• Describe how weathering, biological uptake, decomposition, and sedimentation transform nutrient reservoirs over time.
• Analyze how human activities change biogeochemical cycle rates and affect long-term concentrations through feedbacks.

Learning Objectives

• Understand the concept of enthalpy change and its significance in chemical reactions.
• Apply Hess's law and standard enthalpies of formation to calculate reaction enthalpies.
• Analyze thermochemical data to evaluate energy requirements and environmental impacts of industrial processes.

Learning Objectives

• Understand the principles of light reflection and how it allows us to see objects.
• Identify different types of surface reflections and their effects.
• Explain how reflection influences the design of optical devices.+ Show more

Learning Objectives

• Explain the principles of Aufbau, Pauli exclusion, and Hund’s rules in electron configuration.
• Predict valence electrons and chemical behavior based on electron arrangements.
• Describe spectroscopic signatures and their relevance in analytical contexts.+ Show more

Learning Objectives

• Understand the principles of hypothesis testing and interpret p-values.
• Analyze regression results with diagnostic plots and residual analysis.
• Estimate effect sizes and construct confidence intervals for parameters.+ Show more

Learning Objectives

• Understand the trophic relationships and energy flow within ecosystems.
• Identify the role of keystone species and how they influence community structure.
• Explain trophic cascades and their effects on ecosystems.+ Show more

Learning Objectives

• Understand the basic principles of wave interference
• Distinguish between constructive and destructive interference
• Explain coherence requirements for interference patterns+ Show more

Learning Objectives

• Understand the principle of conservation of energy in closed systems
• Identify various forms of energy transfer and transformation
• Analyze real-world situations involving energy conservation+ Show more

Learning Objectives

• Translate technical science findings into clear public messages that are accurate, balanced, and ethical.
• Apply risk-communication principles to avoid overstated or misleading claims.
• Select appropriate framing for different audiences and communicate uncertainty responsibly.+ Show more

Learning Objectives

• Understand and analyze multi-criteria decision frameworks in scientific contexts.
• Integrate biological, chemical, and physical data to evaluate environmental challenges.
• Apply quantitative reasoning to interpret interdisciplinary evidence.+ Show more

Learning Objectives

• Explain how impulse relates to the change in momentum using a force-time viewpoint.
• Use vector ideas to describe impulse and momentum direction during collisions.
• Compare different force-time contact scenarios that produce the same change in momentum.

Learning Objectives

• Understand the nature and properties of fields as spatial distributions exerting forces.
• Describe gravitational and electric fields as vector fields and how they assign force per unit mass or charge at each point.
• Interpret the significance of field lines and the superposition principle for multiple sources.+ Show more

Learning Objectives

• Understand how concentration affects collision frequency.
• Explore the relationship between temperature and particle energy.
• Learn how surface area impacts reaction rates.+ Show more

Learning Objectives

• Explain how measurement error contributes to monitoring data uncertainty
• Propagate simple uncertainty through basic calculations
• Interpret uncertainty ranges in measurement results+ Show more

Learning Objectives

• Understand the molecular methods used in detecting and manipulating genetic information.
• Identify the principles and applications of nucleic acid amplification, sequencing technologies, and genome editing.
• Analyze the data produced by molecular techniques and interpret their biological significance.+ Show more

Learning Objectives

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

Learning Objectives

• Understand the concept of phase changes and the energy involved
• Explain what happens at the particle level during melting and boiling
• Interpret heating curves and identify temperature plateaus+ Show more