Grade 12 Science Worksheets

Learning Objectives

• Understand the basic concept of electromagnetic waves
• Identify the spectrum of electromagnetic waves and their properties
• Relate frequency, wavelength, and energy through dispersion relations+ Show more

Learning Objectives

• Understand and identify constructive and destructive interference patterns.
• Explain how wave superposition influences sound and structural vibrations.
• Analyze standing waves and resonance phenomena using phase and amplitude relationships.+ Show more

Learning Objectives

• Understand how to calculate reaction enthalpies using standard enthalpies of formation and combustion.
• Apply Hess's law to algebraically combine enthalpy changes for complex reactions.
• Estimate approximate enthalpy changes using bond enthalpies for various reactions.+ Show more

Learning Objectives

• Explain how momentum conservation applies to systems with changing mass.
• Describe the effects of mass ejection or accretion on vehicle momentum and thrust.
• Derive the qualitative basis for the rocket equation through momentum exchange.+ Show more

Learning Objectives

• Understand the key components and processes involved in biogeochemical cycles.
• Identify how elements like carbon, nitrogen, and phosphorus move through Earth's systems.
• Explain human impacts on natural biogeochemical cycles.+ Show more

Learning Objectives

• Define electromagnetic induction and understand Faraday’s law.
• Explain how changing magnetic flux induces an electric current.
• Describe applications of electromagnetic induction such as generators and transformers.+ Show more

Learning Objectives

• Understand the concept of limiting reagents in chemical reactions.
• Calculate the theoretical yield of a product based on stoichiometry.
• Determine the percent yield from actual and theoretical yields.+ Show more

Learning Objectives

• Understand the principles of reflection and refraction as they relate to light rays.
• Apply Snell's law to predict the path of light through lenses and interfaces.
• Calculate focal lengths and ray trajectories in optical systems.+ Show more

Learning Objectives

• Explain the principles of electromagnetic induction, including Faraday's law and Lenz's law.
• Analyze how changing magnetic flux induces electromotive force in different contexts.
• Relate the concepts of flux linkage and induced current to practical applications in power systems.+ Show more

Learning Objectives

• Understand key molecular techniques such as PCR, gel electrophoresis, sequencing, and genome editing.
• Identify applications of recombinant plasmids, viral vectors, and CRISPR-Cas systems in research and medicine.
• Analyze ethical and safety considerations associated with advanced molecular methods.

Learning Objectives

• Explain the concept of wave-particle duality and its significance in quantum physics.
• Describe how matter exhibits wave properties such as de Broglie wavelengths.
• Connect wavefunctions to atomic energy levels, spectral lines, and phenomena like tunnelling.

Learning Objectives

• Understand how seismic patterns reveal active tectonic structures and stress regimes.
• Identify different seismic zones and their implications for tectonic activity.
• Interpret seismic data such as focal depths and mechanisms to infer subsurface processes.+ Show more

Learning Objectives

• Understand the sources and types of measurement and sampling errors in environmental data.
• Apply statistical methods such as propagation of uncertainty, hypothesis testing, and confidence intervals to real-world data.
• Interpret the implications of uncertainty and non-significant results in scientific conclusions, particularly in environmental monitoring.

Learning Objectives

• Understand the concepts of population dynamics, trophic relationships, and nutrient cycling in Alberta ecosystems.
• Analyze how habitat alteration, invasive species, and climate variability impact community structure.
• Link biological patterns with environmental drivers through quantitative descriptors such as carrying capacity and growth rates.+ Show more

Learning Objectives

• Analyze the principles of wave interference, including constructive and destructive patterns.
• Understand stationary waves, resonances, and their applications in acoustics and engineering.
• Apply mathematical relationships to predict nodal and antinodal structures in waves.+ Show more

Learning Objectives

• Understand fundamental measurement concepts including SI units, calibration, precision, and accuracy.
• Explain the significance of significant figures, errors, and traceability to standards in field measurements.
• Analyze how measurement choices influence data comparability in environmental and industrial settings.+ Show more

Learning Objectives

• Explain the mechanisms of plate tectonics and their geological effects.
• Identify different types of plate boundaries and associated landforms and phenomena.
• Interpret geological evidence used to reconstruct Earth's crustal history.+ Show more

Learning Objectives

• Explain the principles of the photoelectric effect and its significance in quantum physics.
• Describe how photon energy relates to work function and emitted electron kinetic energy.
• Analyze experimental concepts such as threshold frequency and stopping potential in photoelectric experiments.+ Show more

Learning Objectives

• Describe the key characteristics of wave behaviour including wavelength, frequency, amplitude, and speed.
• Apply quantitative models to predict wave propagation in different contexts.
• Analyze real-world examples of wave phenomena such as seismic waves, acoustic waves, and optical refraction.+ Show more

Learning Objectives

• Explain the semi-conservative model of DNA replication.
• Identify the roles of enzymes such as helicase, primase, and DNA polymerase in replication.
• Describe mechanisms that ensure replication fidelity and limit mutations.+ Show more

Learning Objectives

• Explain the origin of atomic emission and absorption lines in spectra.
• Identify how spectral patterns support element and isotopic identification.
• Understand the role of selection rules, line broadening, and quantization in spectroscopy.+ Show more

Learning Objectives

• Understand different types of community interactions such as competition, predation, parasitism, mutualism, and commensalism.
• Analyze how energy flow through food webs and trophic relationships influence ecosystem structure.
• Evaluate specific examples from Alberta ecosystems illustrating interspecific interactions and their ecological significance.+ Show more

Learning Objectives

• Understand the key components of rigorous study design, including framing, comparison, and variable management.
• Apply appropriate instrumentation choices for air and water monitoring in field and lab contexts in Alberta.
• Analyze statistical treatments for significance and error in scientific data.+ Show more

Learning Objectives

• Define key wave parameters: wavelength, frequency, amplitude, period, and propagation speed.
• Distinguish between transverse and longitudinal waves through examples.
• Explain superposition, interference, and dispersion phenomena in wave behavior.+ Show more

Learning Objectives

• Understand the principles of simple harmonic motion and sinusoidal models.
• Analyze the relationship between amplitude, period, and damping in oscillatory systems.
• Explore real-world instrumentation like seismographs that monitor oscillatory phenomena.+ Show more

Learning Objectives

• Understand the principles of radiometric dating and isotope decay.
• Identify different methods used for dating rocks and minerals.
• Explain the concepts of half-life, closure temperature, and isotope systematics.+ Show more

Learning Objectives

• Define linear momentum and explain how impulse relates to changes in momentum
• Describe how momentum is conserved in an isolated system and distinguish external forces from internal forces
• Compare elastic and inelastic collisions using momentum conservation and kinetic energy outcomes+ Show more

Learning Objectives

• Explain how chromosome segregation during meiosis leads to allele combinations in offspring.
• Use dominance, recessiveness, and Punnett-square reasoning to predict genotype and phenotype outcomes.
• Describe how recombination during sexual reproduction can produce new allele combinations.

Learning Objectives

• Explain how extracting and processing resources can change Earth systems (soil, water, air, and ecosystems).
• Evaluate environmental trade-offs between economic benefits and long-term system resilience.
• Identify mitigation and restoration strategies that reduce resource-related impacts.

Learning Objectives

• Interpret the meaning of axes, scales, and units in scientific graphs to avoid misreading data.
• Use visual features such as slope, intercepts, and curvature to support (or refute) scientific claims.
• Distinguish meaningful trends in data from random scatter and recognize misleading graph conventions.

Learning Objectives

• Explain how adaptations can improve survival in one environment while causing tradeoffs in another.
• Analyze how resource availability and predation pressure influence which traits increase fitness.
• Use examples such as color morphs and camouflage to connect environmental context to population success.

Learning Objectives

• Explain how environmental pressures change allele frequencies through differential survival and reproduction
• Differentiate patterns of selection (directional, stabilizing, disruptive) and predict their outcomes
• Use examples such as antibiotic resistance to connect natural selection to observable evolutionary change

Learning Objectives

• Explain how centripetal acceleration and centripetal force relate to tangential speed and radius in circular motion.
• Use angular velocity and period to analyze uniform and non-uniform rotation in real systems.
• Apply equations for circular motion to predict changes in speed and design implications for safety.

Learning Objectives

• Explain how heating curves show temperature plateaus during melting and boiling
• Use the particle model to describe what happens to spacing and interactions during phase changes
• Connect the energy required for a phase change to latent heat rather than temperature increase

Learning Objectives

• Explain how energy transferred into or out of a system causes measurable temperature change.
• Differentiate exothermic and endothermic processes using particle energy (motion vs. potential configurations).
• Use conservation of energy to interpret temperature change as evidence of energy transfer, not energy creation.

Learning Objectives

• Explain how gravity and motion combine to produce predictable orbital paths for planets and satellites.
• Use relationships between orbital period, orbital speed, and distance to interpret observational data.
• Compare different orbital-motion models and evidence from natural satellites and exoplanet systems.

Learning Objectives

• Explain how energy from the Sun is redistributed by the atmosphere, oceans, land, and ice.
• Describe positive and negative feedbacks and how they can change Earth’s climate patterns over time.
• Use cause-and-effect reasoning to predict how a change in one Earth system component can influence other components.

Learning Objectives

• Explain how carbon, nitrogen, and phosphorus move among the lithosphere, hydrosphere, atmosphere, and biosphere.
• Describe the roles of weathering, biological uptake, and decomposition in shaping atmospheric and ocean chemistry.
• Analyze how human activity changes biogeochemical cycle rates and reservoirs, and how natural feedbacks can regulate long-term concentrations.

Learning Objectives

• Compare how impact processes and endogenic activity shape the surfaces of terrestrial planets and icy bodies.
• Explain how internal structure and thermal evolution are inferred from cratering, volcanic, tectonic, and erosion evidence.
• Interpret remote sensing and in situ observations as data used to reconstruct planetary geologic histories.

Learning Objectives

• Explain how predation, competition, mutualism, and parasitism affect population sizes in an ecosystem
• Describe how energy moves through trophic levels and how food webs connect interactions
• Predict how changes in one population can cascade to other species in a community+ Show more

Learning Objectives

• Identify how evidence supports (or fails to support) a scientific claim.
• Evaluate whether uncertainty and limitations are acknowledged in a scientific argument.
• Assess whether controls and comparisons justify the interpretation.

Learning Objectives

• Understand different models of chemical bonding and how they explain the behavior of atoms in molecules.
• Identify the principles behind ionic, covalent, and metallic bonding, including how electrons are shared or transferred.
• Explain how electronegativity differences predict bond polarity and how bond order and energy relate to bond length and strength.+ Show more

Learning Objectives

• Explain the flow of energy through trophic levels and its impact on ecosystem productivity.
• Identify key species and their roles within ecological communities, including keystone species.
• Describe trophic cascades and how changes at one level affect others.+ Show more

Learning Objectives

• Explain how transcription and translation enable cells to express genetic information as proteins.
• Describe how regulation at multiple steps can create different phenotypes from the same genome.
• Analyze how timing and cell-type specific control of gene expression influence traits.

Learning Objectives

• Understand the mechanisms that generate genetic variation, including mutations and recombination.
• Explain how genetic variation influences phenotypes and evolution.
• Compare Mendelian inheritance with polygenic inheritance and gene interactions.+ Show more

Learning Objectives

• Understand the significance of SI units and calibration in measurement.
• Differentiate between accuracy, precision, systematic and random errors.
• Learn how instrument response and traceability affect data quality in Alberta field contexts.+ Show more

Learning Objectives

• Understand the principles of radiometric dating and isotopic decay.
• Identify different radiometric dating methods and their applications.
• Analyze factors affecting the accuracy of radiometric age determinations.+ Show more

Learning Objectives

• Understand the geological processes involved in mountain formation and orogeny.
• Identify the different tectonic settings that lead to mountain building, such as subduction zones and continent-continent collisions.
• Describe the geological features and records preserved in mountain ranges that inform us about past tectonic regimes.+ Show more