Grade 12 Science Worksheets

Learning Objectives

• Understand how to interpret confidence intervals in environmental data
• Learn the importance of statistical analysis in water quality assessment
• Apply hypothesis evaluation methods to real-world environmental problems+ Show more

Learning Objectives

• Explain the key forces and processes driving large-scale atmospheric circulation patterns.
• Identify and describe the roles of the Coriolis force, Hadley and Ferrel cells, and jet streams.
• Analyze how pressure systems, wind patterns, and frontal systems influence weather regimes.+ Show more

Learning Objectives

• Understand the basic concept of cosmic expansion
• Interpret galaxy redshift observations
• Explain how models describe the universe's evolution+ Show more

Learning Objectives

• Understand the concept of chemical equilibrium and how forward and reverse reactions balance.
• Analyze how changes in concentration, pressure, and temperature affect equilibrium positions.
• Apply equilibrium constants to predict reaction shifts and optimize yields.+ Show more

Learning Objectives

• Understand the fundamental principles of Newtonian mechanics and how forces influence motion.
• Apply Newton's three laws to solve real-world problems involving friction, drag, and complex force systems.
• Interpret free-body diagrams and perform net force calculations to predict acceleration and motion.+ Show more

Learning Objectives

• Explain how nuclear charge and electron shielding determine periodic trends in atomic and ionic properties.
• Predict how atomic radius, ionization energy, and electronegativity change across a period and down a group.
• Use effective nuclear charge (Zeff) to justify trends and anticipate element reactivity and bonding behavior.

Learning Objectives

• Explain how material properties (strength, toughness, corrosion resistance, thermal conductivity, and environmental durability) map to functional engineering requirements.
• Evaluate how operating conditions and failure risks (fatigue, moisture, and chemical exposure) influence materials selection.
• Compare materials such as aluminum, steel, and polymer composites using life-cycle trade-offs and safety margins.

Learning Objectives

• Understand the principles of VSEPR theory and how they are used to predict molecular shapes.
• Identify common molecular geometries such as linear, bent, trigonal planar, tetrahedral, trigonal bipyramidal, and octahedral.
• Recognize the relationship between electron pair repulsion, orbital hybridization, and molecular polarity.+ Show more

Learning Objectives

• Understand the principle of conservation of linear momentum in isolated systems.
• Define momentum and impulse, and explain their relationship.
• Describe center-of-mass motion and how external forces affect it.+ Show more

Learning Objectives

• Understand and analyze the relationship between force, mass, and acceleration using Newton's second law.
• Apply free-body diagrams and net force calculations to real-world mechanical systems.
• Evaluate the effects of frictional and drag forces on motion, especially in terrestrial and industrial contexts.+ Show more

Learning Objectives

• Explain how forward and reverse reaction rates relate to a system at chemical equilibrium.
• Use Le Chatelier’s principle to predict shifts in equilibrium when conditions change.
• Apply equilibrium-constant ideas qualitatively to compare product and reactant amounts.

Learning Objectives

• Describe the double helix structure of DNA and its components.
• Explain how nucleotide bases pair through hydrogen bonds.
• Identify the role of phosphodiester bonds in DNA stability.+ Show more

Learning Objectives

• Understand phasor representation and its application in analyzing AC circuits.
• Calculate impedance, reactance, and phase relationships in resistive, inductive, and capacitive networks.
• Evaluate power components, power factor, and energy transfer in RLC circuits.+ Show more

Learning Objectives

• Understand the concepts of mineral reserves and resources.
• Analyze geological mapping and geophysical survey methods.
• Evaluate environmental considerations in resource extraction.+ Show more

Learning Objectives

• Understand the different forms of energy and their transformations in various systems.
• Explain the principles of energy conservation and efficiency in natural and industrial processes.
• Analyze the environmental and resource management implications of energy systems in Alberta.+ Show more

Learning Objectives

• Understand the basic components of the solar system
• Describe the processes involved in the formation of planets
• Recognize the methods used to study planetary characteristics+ Show more

Learning Objectives

• Explain the causes and effects of pressure gradients and thermal structures in the atmosphere.
• Identify key atmospheric circulation patterns such as Hadley and Ferrel cells.
• Describe the influence of the Coriolis force and jet streams on weather systems.+ Show more

Learning Objectives

• Identify and describe synthesis reactions.
• Recognize characteristic patterns of synthesis reactions.
• Understand how synthesis reactions contribute to chemical change.+ Show more

Learning Objectives

• Understand the fundamental principles of environmental monitoring network design
• Identify key indicators used in assessing watershed health and air quality
• Appreciate the importance of sampling strategies and data quality assurance+ Show more

Learning Objectives

• Explain how chromosome segregation during meiosis leads to allele combinations in gametes and offspring.
• Use Punnett-square reasoning to predict genotype and phenotype probabilities from parental alleles.
• Differentiate dominance/recessiveness relationships between genotype and phenotype in inheritance patterns.+ Show more

Learning Objectives

• Identify different atomic models from history and science.
• Describe features of Dalton's billiard ball model, Thompson's plum pudding model, Rutherford's nuclear model, and Bohr's planetary model.
• Understand how atomic models relate to atomic structure, isotopes, and real-world applications.+ Show more

Learning Objectives

• Understand the concept of electromagnetic induction and Faraday's law.
• Identify sources of magnetic fields and their properties.
• Explain the operation of generators, transformers, and inductors.+ Show more

Learning Objectives

• Understand the principles of radioactive decay and decay laws
• Identify key concepts related to nuclear reactions and conservation of nucleon number
• Apply decay calculations to practical scenarios such as radiotracing and energy release+ Show more

Learning Objectives

• Explain how energy flows through ecosystems
• Describe how matter cycles through the biosphere
• Explain photosynthesis in carbon and nutrient cycling+ Show more

Learning Objectives

• Explain why temperature can stay constant during a phase change even as energy is added or removed.
• Interpret a heating curve to identify melting and boiling plateaus and relate them to energy input.
• Use the particle model to describe how particle spacing and interactions change from solid to liquid to gas.

Learning Objectives

• Describe the semi-conservative mechanism of DNA replication.
• Identify the roles of enzymes such as helicase, primase, and DNA polymerase.
• Explain the importance of replication fidelity, proofreading, and repair mechanisms.+ Show more

Learning Objectives

• Understand the components and functions of regulatory networks in gene expression.
• Describe how epigenetic modifications influence gene activity.
• Analyze examples of regulatory networks in Alberta's ecological and agricultural contexts.+ Show more

Learning Objectives

• Understand the fundamental principles of gravitational dynamics and Keplerian motion.
• Analyze how orbital parameters such as eccentricity, inclination, and semimajor axis influence planetary and satellite systems.
• Apply formulas for escape velocity, orbital energy, and perturbation effects through quantitative problems.+ Show more

Learning Objectives

• Identify different types of waves and their characteristics
• Understand properties such as wavelength, frequency, amplitude, and speed
• Apply quantitative models to describe wave propagation+ Show more

Learning Objectives

• Use significant figures appropriately when reporting experimental measurements.
• Apply correct scientific units and labeled diagrams to improve clarity and reproducibility.
• Present data using organized tables and graphs while using consistent scientific terminology.+ Show more

Learning Objectives

• Understand the mechanisms driving plate movements such as mantle convection and isostasy.
• Identify different types of plate boundaries and the geologic features they produce.
• Explain how geologic evidence, including radiometric dating, stratigraphy, and seismic tomography, reconstructs Earth's geologic history.+ Show more

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 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

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

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

• 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 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

• 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

• 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

• 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

• 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