Grade 12 Science Worksheets

Learning Objectives

• Understand key concepts involved in senior-level scientific design and assessment.
• Identify appropriate methodologies for research framing, sampling, and data analysis.
• Apply scientific reasoning to evaluate variables, uncertainty, and reproducibility in field and lab studies.+ Show more

Learning Objectives

• Understand the concept of reaction rate and its importance in chemistry
• Explain collision theory and how it influences reaction rates
• Describe activation energy and its role as a barrier to chemical reactions+ Show more

Learning Objectives

• Understand the different forms and transformations of energy in various systems.
• Explain the principles of energy conservation and efficiency in environmental contexts.
• Apply thermodynamic concepts to real-world energy systems such as power plants and renewable systems.+ Show more

Learning Objectives

• Understand the concept of momentum in physical systems.
• Explain how changing mass affects momentum and motion.
• Analyze the principles behind rocket propulsion and the rocket equation.+ Show more

Learning Objectives

• Understand key SI units and their applications in Alberta contexts
• Explain calibration, precision, accuracy, and instrument response in measurement
• Interpret significant figures and error types to evaluate data quality+ Show more

Learning Objectives

• Understand the processes involved in the rock cycle and how different types of rocks transform.
• Identify the key environmental and geological processes that drive the formation and transformation of rocks.
• Describe the interactions among Earth's spheres involved in the rock cycle.+ Show more

Learning Objectives

• Understand the mechanisms of lithospheric plate movements and their effects on surface geology.
• Identify different types of plate boundaries and their associated geological features.
• Explain the evidentiary methods used to reconstruct Earth's geologic history.+ Show more

Learning Objectives

• Compare historical and modern atomic models by connecting subatomic particles to observable atomic behavior.
• Explain how probabilistic electron distributions (orbitals) influence atomic mass, bonding, and chemical reactivity.
• Use atomic models to interpret applications such as isotope-based dating and spectroscopic evidence.

Learning Objectives

• Understand the evolution of atomic models from Dalton to quantum mechanical theories.
• Identify key characteristics of subatomic particles and their roles in atomic structure.
• Explore real-world applications of atomic models in geological dating and resource extraction.+ Show more

Learning Objectives

• Understand the fundamental concepts of atmospheric composition and pressure systems.
• Explain the roles of the Coriolis force, jet streams, and frontal systems in weather patterns.
• Describe the concepts of atmospheric stability, lapse rates, and radiative heating in climate variability.+ Show more

Learning Objectives

• Understand the different seismic patterns including spatial distribution, focal depths, and focal mechanisms.
• Identify how seismicity reveals active tectonic structures and stress regimes within Earth's crust and mantle.
• Interpret seismic data in conjunction with geological mapping and geodetic measurements to analyze tectonic movements.+ Show more

Learning Objectives

• Understand the factors influencing population growth and decline.
• Analyze patterns such as exponential and logistic growth.
• Evaluate the interactions among populations including predation and competition.+ Show more

Learning Objectives

• Explain how seafloor spreading creates symmetric magnetic stripes on oceanic crust.
• Describe how magnetic anomalies and radiometric age data support the theory of plate tectonics.
• Analyze the process of ocean basin growth, recycling, and seafloor formation over geological time.+ Show more

Learning Objectives

• Understand the concept of enthalpy and its role in chemical reactions.
• Calculate reaction enthalpy using Hess's law and standard enthalpies of formation.
• Differentiate between exothermic and endothermic processes.+ Show more

Learning Objectives

• Understand the concept of enthalpy change and its significance in thermochemistry.
• Apply Hess's law and standard enthalpies of formation to calculate reaction enthalpies.
• Analyze thermochemical data to evaluate energy requirements and environmental heat outputs in chemical processes.+ Show more

Learning Objectives

• Understand the concepts of population dynamics, trophic relationships, nutrient cycling, and anthropogenic impacts in Alberta ecosystems.
• Analyze how habitat alteration, invasive species, and climate variability influence community structure and ecosystem services.
• Apply quantitative descriptors such as carrying capacity, growth rates, and energy transfer efficiencies to ecological patterns.+ Show more

Learning Objectives

• Understand the different approaches used in climate modeling, including energy-balance and general circulation models.
• Explain the importance of parameterization in simulating radiative transfer, cloud feedbacks, and ocean–atmosphere interactions.
• Describe methods for validating climate models using paleoclimate proxies, instrumental records, and sensitivity experiments.+ Show more

Learning Objectives

• Understand the purpose of scientific models in predicting natural phenomena.
• Learn about the construction, calibration, and validation of models.
• Explore the use of models in hydrological forecasting and climate projections.+ Show more

Learning Objectives

• Understand the importance of clear scientific language and units
• Identify proper use of significant figures and correct measurement notation
• Recognize the use of labeled diagrams, tables, and graphs in scientific reporting+ Show more

Learning Objectives

• Understand the concept of genetic drift.
• Identify how small populations are affected by chance events.
• Explain the effects of bottlenecks and founder events on genetic diversity.+ Show more

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 assess energy requirements and environmental impacts in industrial processes.+ Show more

Learning Objectives

• Explain how electronegativity differences create bond dipoles and polar bonds.
• Connect molecular polarity to intermolecular forces and real-world behaviors like solubility and boiling point trends.
• Predict how polarity affects separations relevant to environmental chemistry and industrial processing.

Learning Objectives

• Explain the principles of radioactive decay and half-life.
• Describe nuclear reaction energetics and conservation of nucleon number.
• Apply quantitative decay laws to real-world scenarios in medicine, industry, and environmental safety.+ Show more

Learning Objectives

• Explain the processes of transcription and translation in gene expression.
• Identify the roles of promoters, enhancers, and transcription factors in regulating gene activity.
• Describe how epigenetic modifications influence gene expression patterns.+ Show more

Learning Objectives

• Understand the definition of momentum as the product of mass and velocity.
• Explain the concept of impulse and its effect on momentum.
• Describe the motion of the center of mass in isolated systems.+ Show more

Learning Objectives

• Understand the concept of energy transfer in physical systems
• Differentiate between exothermic and endothermic processes
• Identify how particle motion and intermolecular interactions relate to energy changes+ Show more

Learning Objectives

• Identify the key components of DNA, including nucleotides and the double helix structure.
• Understand the roles of adenine, thymine, cytosine, and guanine in genetic material.
• Recognize how molecular stability is maintained through phosphodiester backbones and hydrogen bonds.+ Show more

Learning Objectives

• Understand the nature and properties of electromagnetic waves
• Recognize how frequency and wavelength affect signal behavior
• Explain concepts of attenuation and dispersion in signal transmission+ Show more

Learning Objectives

• Construct evidence-based explanations by linking claims to specific observations, data summaries, and patterns predicted by models.
• Use variables, controls, and causal reasoning to justify why evidence supports (or does not support) a cause-and-effect claim.
• Evaluate alternative explanations by comparing what additional evidence would confirm or rule them out.

Learning Objectives

• Understand the principles of DNA amplification using PCR.
• Identify and describe various molecular techniques such as gel electrophoresis and high-throughput sequencing.
• Explain the use of recombinant DNA technology, viral vectors, and CRISPR-Cas systems in genetic research and applications.+ Show more

Learning Objectives

• Explain how natural and human factors change Earth’s long-term climate by altering incoming sunlight and outgoing heat
• Compare the roles of greenhouse gases, aerosols, and volcanic eruptions in the Earth’s energy balance
• Analyze how climate variations (e.g., El Niño) and long-term orbital changes affect where and how energy is distributed+ Show more

Learning Objectives

• Describe Newton's three laws of motion and their applications in real-world scenarios.
• Analyze forces in free-body diagrams and calculate net force and acceleration in complex systems.
• Apply Newtonian principles to problems involving friction, drag, and other resistive forces in terrestrial motion.+ Show more

Learning Objectives

• Explain how mutations generate new alleles in a population.
• Describe how recombination during meiosis increases genetic variation.
• Analyze how sexual reproduction and natural selection affect allele frequencies over time.+ Show more

Learning Objectives

• Understand the concept of heat transfer during chemical reactions
• Identify exothermic and endothermic reactions
• Describe how calorimetric measurements relate to energy changes+ Show more

Learning Objectives

• Understand the concept of fields as spatial distributions that exert forces.
• Describe how gravitational and electric fields are vector fields assigning force per unit mass or charge.
• Explain the significance of field lines and the superposition principle for multiple sources.+ Show more

Learning Objectives

• Explain activation energy using reactants and the transition state
• Describe how catalysts change activation energy pathways
• Compare catalyzed and uncatalyzed energy profiles+ Show more

Learning Objectives

• Understand the components of food webs and their significance in ecosystems
• Analyze different types of species interactions such as predation, competition, and mutualism
• Evaluate how changes in one species can impact the entire ecosystem+ Show more

Learning Objectives

• Understand key biotechnological methods used in agriculture, diagnostics, and environmental cleanup.
• Identify ethical, regulatory, and socioeconomic considerations in biotech deployment.
• Explain genetic improvement strategies for crop resilience.+ Show more

Learning Objectives

• Explain how biotechnology techniques such as recombinant DNA, PCR, DNA sequencing, and genome editing work at a high level.
• Describe real-world applications of biotechnology in medicine, agriculture, and industry.
• Evaluate benefits and risks of biotechnological advances using ethical and environmental considerations.

Learning Objectives

• Explain how reflection and refraction occur when waves meet boundaries between media with different properties
• Use wave behavior principles to predict changes in direction, speed, wavelength, and frequency
• Interpret real-world examples (echoes and light bending) using reflection and refraction models

Learning Objectives

• Understand key material properties such as strength, toughness, and corrosion resistance.
• Learn how these properties influence material choices for different applications.
• Analyze the trade-offs involved in selecting materials like aluminum, steel, and polymers.+ Show more

Learning Objectives

• Understand the concept of vectors and their components in kinematics.
• Learn how to represent displacement, velocity, and acceleration as vectors.
• Interpret vector diagrams and perform vector decomposition.+ Show more

Learning Objectives

• Understand and define key wave parameters: wavelength, frequency, amplitude, period, and propagation speed.
• Distinguish between transverse and longitudinal waves.
• Explain the concepts of superposition, interference, and dispersion.+ Show more

Learning Objectives

• Understand the concept of atomic spectra and their significance in chemistry and physics.
• Recognize the different types of spectral lines produced by electronic transitions.
• Analyze spectral patterns for element identification and characterization.+ Show more

Learning Objectives

• Understand the concept of speciation and reproductive isolation
• Identify different mechanisms of speciation: allopatric, sympatric, and peripatric
• Recognize factors contributing to speciation such as barriers, divergence, and founder events+ Show more

Learning Objectives

• Explain how heating during a phase change can increase particle spacing and interactions without changing temperature.
• Interpret heating curves to identify melting/boiling plateaus and relate them to latent heat.
• Use the particle model to describe particle behavior during solid–liquid–gas transitions.+ Show more

Learning Objectives

• Understand geographic variability and resource assessment methods for renewable energy sources in Alberta.
• Identify conversion technologies and their integration challenges within renewable energy systems.
• Evaluate lifecycle considerations, environmental metrics, and trade-offs associated with wind, solar, and bioenergy options.+ Show more

Learning Objectives

• Use VSEPR electron-pair repulsion to predict electron-domain geometry and molecular shape.
• Apply orbital hybridization concepts to connect molecular geometry with expected bond angles and polarity.
• Explain how steric effects from lone pairs and bulky groups influence reactivity and intermolecular interactions.