Grade 12 Science Worksheets

Learning Objectives

• Explain how gravity acts as an attractive force between objects.
• Describe how gravity’s strength depends on mass and distance.
• Relate gravitational interactions to planetary motion and space trajectories.

Learning Objectives

• Understand the principles of electromagnetic induction and Faraday’s law.
• Describe how changing magnetic flux induces an electromotive force in conductors.
• Explain the roles of Lenz’s law and magnetic flux in induced voltage.+ Show more

Learning Objectives

• Understand the principles of population growth models such as exponential and logistic growth.
• Identify factors influencing population changes, including density-dependent and density-independent factors.
• Analyze real-world examples of population dynamics in Alberta, including species declines, recoveries, and predator-prey cycles.+ Show more

Learning Objectives

• Understand the types of genetic mutations and their molecular mechanisms.
• Analyze the effects of mutations on gene function and organism traits.
• Explore how mutational outcomes influence agriculture, livestock, and pathogen diversity.+ Show more

Learning Objectives

• Understand the various types of evidence supporting mechanisms of evolution.
• Identify how fossil records, comparative morphology, biogeography, and molecular data contribute to evolutionary understanding.
• Recognize specific examples such as Dinosaur Provincial Park fossils and DNA sequence comparisons.

Learning Objectives

• Understand different types of community interactions such as competition, predation, parasitism, mutualism, and commensalism.
• Analyze how energy flow and trophic relationships influence ecosystem structure and biomass distribution.
• Examine Alberta examples of ecological interactions and their impact on community stability and biodiversity.+ Show more

Learning Objectives

• Explain the semi-conservative nature of DNA replication.
• Identify the roles of key enzymes such as helicase, primase, and DNA polymerase.
• Understand mechanisms that maintain replication fidelity and prevent mutations.+ Show more

Learning Objectives

• Understand the key ethical, legal, and social issues in biotechnology applications.
• Analyze the regulatory frameworks governing biotech innovations in Alberta.
• Evaluate the ecological and societal risks associated with biotechnology deployment.+ Show more

Learning Objectives

• Understand the components and functions of regulatory networks in gene expression.
• Describe how epigenetic modifications influence gene activity across different conditions.
• Analyze examples of regulatory networks in plants and animals relevant to biotechnology.+ Show more

Learning Objectives

• Understand the role of molecular markers and genetic metrics in conservation efforts.
• Identify how genetic diversity, inbreeding, and gene flow impact population viability.
• Analyze examples from Alberta involving boreal caribou and prairie remnants related to genetic threats.+ Show more

Learning Objectives

• Understand the basic architecture of DNA and its components.
• Identify the key bonds that contribute to DNA's stability.
• Recognize examples of conserved molecular architecture across different organisms.+ Show more

Learning Objectives

• Describe key ecosystem processes including primary productivity, decomposition, and nutrient cycling.
• Explain biogeochemical cycles of carbon, nitrogen, and phosphorus and their significance.
• Apply Alberta-specific examples such as peatland carbon sequestration and boreal fire effects to ecosystem processes.+ Show more

Learning Objectives

• Understand how molecular genetics, gene regulation, and evolutionary mechanisms interact to produce biological outcomes.
• Analyze the influence of mutation, selection, and gene flow on population responses such as herbicide resistance.
• Link DNA-level variations to gene expression, fitness consequences, and ecosystem effects for holistic assessment.+ Show more

Learning Objectives

• Understand the mechanisms of allopatric, sympatric, and peripatric speciation.
• Explain how geographic and ecological factors contribute to species divergence.
• Identify examples of speciation in Alberta’s alpine environments.+ Show more

Learning Objectives

• Describe how atomic radius, ionization energy, electron affinity, electronegativity, and metallic character change across a period and down a group
• Explain periodic trends using effective nuclear charge, shielding, and electron configuration
• Interpret trend graphs and connect periodic properties to typical ionic/covalent bonding tendencies and reactivity

Learning Objectives

• Explain how signaling pathways and transcription factors coordinate gene expression across time and conditions.
• Describe how epigenetic marks and chromatin accessibility can produce long-term changes in gene expression.
• Analyze the roles of noncoding RNAs in regulatory networks and predict how they may affect phenotypes.+ Show more

Learning Objectives

• Understand the structural complexity of biological macromolecules and how their shape influences function.
• Identify the types of chemical bonds and interactions that stabilize molecular structures in cells.
• Explain the roles of proteins, nucleic acids, carbohydrates, and lipids in cellular processes.+ Show more

Learning Objectives

• Understand the concept of fields as spatial distributions exerting forces.
• Describe gravitational and electric fields as vector fields.
• Explain the significance of field lines and superposition.+ Show more

Learning Objectives

• Understand the use of ICE tables and reaction quotients to solve equilibrium problems.
• Apply algebraic methods to approximate equilibrium concentrations and constants.
• Interpret the effects of pressure changes and common-ion effects on equilibrium position.+ Show more

Learning Objectives

• Explain how London dispersion forces, dipole-dipole interactions, and hydrogen bonding arise between molecules.
• Predict how intermolecular forces affect boiling/melting points, solubility, and surface tension.
• Use molecular properties (polarity, presence of N/O/F–H) to justify which intermolecular force is strongest for a given substance.

Learning Objectives

• Understand the concept of matter-wave duality and how it explains wave and particle behavior.
• Explain the significance of de Broglie wavelengths for particles and their role in diffraction and interference.
• Connect wavefunctions to atomic energy levels, spectral lines, and phenomena such as tunneling.+ Show more

Learning Objectives

• Understand the concept of primary productivity in ecosystems
• Identify factors affecting primary productivity
• Explain the role of plants in energy flow within ecosystems+ Show more

Learning Objectives

• Understand the principles of pathway control including enzyme kinetics and allosteric modulation.
• Describe feedback inhibition and hormonal regulation in maintaining metabolic homeostasis.
• Use rate equations, flux diagrams, and steady-state approximations to analyze pathway responses.+ Show more

Learning Objectives

• Explain conservation of energy using the idea of energy transfer between a system and its surroundings.
• Use calorimetry relationships to reason about heat gained and heat lost from temperature changes and heat capacities.
• Interpret how physical and chemical processes can both be analyzed with energy accounting for a closed set of objects.

Learning Objectives

• Explain how energy flows one direction through ecosystems while matter cycles through biotic and abiotic components.
• Describe how photosynthesis and cellular respiration move carbon between organisms and the environment.
• Analyze how decomposers return nutrients to soil and water and why nutrient availability affects ecosystem productivity.+ Show more

Learning Objectives

• Understand the processes involved in evaluating mineral and energy resources.
• Learn how geological and geophysical data contribute to resource estimation.
• Recognize environmental considerations in resource assessment.+ Show more

Learning Objectives

• Analyze complex regional challenges using multi-criteria decision frameworks.
• Synthesize biological, chemical, and physical data to support evidence-based conclusions.
• Apply quantitative reasoning and uncertainty analysis in environmental or resource management scenarios.+ Show more

Learning Objectives

• Explain the concept of periodic trends and how they relate to atomic structure.
• Analyze how atomic radius, ionization energy, electron affinity, and electronegativity vary across periods and down groups.
• Use effective nuclear charge, shielding effect, and electron configuration to interpret observed patterns.+ Show more

Learning Objectives

• Understand the fundamental principles linking electric charges, currents, electric fields, and magnetic fields.
• Explain how time-varying electromagnetic fields produce propagating waves.
• Recognize the spectrum of electromagnetic radiation from radio waves to visible light.+ Show more

Learning Objectives

• Describe the nature of fields as spatial distributions that exert forces.
• Differentiate between gravitational and electric fields as vector fields.
• Understand the concept of field lines and superposition of multiple sources.+ Show more

Learning Objectives

• Understand how momentum conservation applies to systems with changing mass.
• Explain the relationship between mass flow rate, exhaust velocity, and vehicle acceleration.
• Analyze how ejection or accretion of mass affects the momentum balance in propulsion systems.+ Show more

Learning Objectives

• Define work in the context of physics.
• Calculate the work done when a force acts through a distance.
• Differentiate between work and power.+ Show more

Learning Objectives

• Identify centripetal acceleration in real-world rotating systems
• Explain how tangential speed relates to circular motion
• Relate angular velocity to the period of rotation+ Show more

Learning Objectives

• Apply momentum conservation to analyze collisions and propulsion.
• Explain energy transfers using the law of conservation of energy.
• Distinguish elastic, inelastic, and perfectly inelastic collisions.+ Show more

Learning Objectives

• Explain how changing magnetic flux produces induced electromotive force.
• Apply Faraday's law to interpret induced voltage in electrical systems.
• Predict induced current direction using Lenz's law.+ Show more

Learning Objectives

• Identify wavelength, frequency, amplitude, and speed in documented wave cases.
• Compare wave types using their physical characteristics.
• Explain reflection and refraction in observable wave phenomena.+ Show more

Learning Objectives

• Apply Newton's three laws to documented real-world motion events.
• Identify interacting forces acting on objects in different situations.
• Construct free-body diagrams to represent forces acting on objects.+ Show more

Learning Objectives

• Compare nuclear fission and fusion using documented scientific examples.
• Explain how neutron behaviour affects controlled nuclear chain reactions.
• Describe the relationship between binding energy and nuclear energy release.+ Show more

Learning Objectives

• Analyze experimental evidence demonstrating quantized light–matter interactions.
• Calculate photon energy using the frequency of incident light.
• Explain how work function determines the threshold frequency.+ Show more

Learning Objectives

• Identify regions of the electromagnetic spectrum and their applications.
• Explain relationships among wavelength, frequency, and photon energy.
• Compare methods of electromagnetic wave generation and transmission.+ Show more

Learning Objectives

• Analyze how resistance, inductance, and capacitance influence AC impedance.
• Explain voltage-current phase relationships in alternating-current systems.
• Interpret the effects of power factor on electrical performance.+ Show more

Learning Objectives

• Identify radioactive decay and nuclear reactions in documented scientific examples.
• Compare nuclear applications across medicine, industry, and energy research.
• Apply half-life principles to interpret radioactive decay evidence.+ Show more

Learning Objectives

• Identify reflection and refraction in real-world optical applications.
• Explain the conditions required for total internal reflection.
• Apply Snell's law to interpret light paths between media.+ Show more

Learning Objectives

• Identify oscillatory motion and restoring forces in real-world systems.
• Explain the role of natural frequency in oscillating systems.
• Compare damping and amplitude changes across documented cases.+ Show more

Learning Objectives

• Interpret displacement, velocity, and acceleration in real-world motion investigations.
• Analyze two-dimensional motion using vector components.
• Apply vector addition to describe changes in motion.+ Show more

Learning Objectives

• Analyze relationships among voltage, current, resistance, and electrical power.
• Apply Ohm's law to explain electrical system behaviour.
• Explain current and voltage relationships using Kirchhoff's rules.+ Show more

Learning Objectives

• Identify constructive and destructive interference in documented wave phenomena.
• Explain how phase differences affect resultant wave amplitude.
• Analyze standing-wave patterns using boundary-condition relationships.+ Show more

Learning Objectives

• Understand the process of sea-floor spreading and how it creates new oceanic crust.
• Explain how magnetic stripe patterns record Earth's magnetic field history.
• Analyze the evidence supporting seafloor spreading, including magnetic anomalies and radiometric dating.+ Show more